Top Unix Systems Administrator Skills

Below we've compiled a list of the most important skills for an Unix Systems Administrator. We ranked the top skills based on the percentage of Unix Systems Administrator resumes they appeared on. For example, 10.4% of Unix Systems Administrator resumes contained Production Servers as a skill. Let's find out what skills an Unix Systems Administrator actually needs in order to be successful in the workplace.

The six most common skills found on Unix Systems Administrator resumes in 2020. Read below to see the full list.

1. Production Servers

high Demand
Here's how Production Servers is used in Unix Systems Administrator jobs:
  • Perform testing of any mandatory patches/configuration changes in development on development servers before applying the patches/configurations to the actual production servers.
  • Performed bi-annual disaster recovery tests for high level production servers and made enhancement recommendations to management.
  • Administered internal and remote customer production servers.
  • Administer Oracle development and production servers.
  • Created a replica of Texas environment to Omaha, which include several Production servers, development servers and test servers.
  • Designed and implemented backup solution for production servers reducing backup times from 48 hours to less than 20 hours.
  • Assisted in the scanning and hardening of production servers to DoD security standards using SRR scripts/STIG checklist.
  • Installed and maintained console access for remote console and AC power control management of production servers.
  • Assisted southern CA admin staff by maintaining large pool of HP / Compaq servers production servers.
  • Re-allocated production servers to reduce system loads and mitigate risks of failure due to power.
  • Coordinate and perform remote OS, third party software and hardware upgrades on production servers.
  • Carried on-call duty pager on weekends and provided 24x7 support to all the production servers.
  • Perform full backups of production servers prior to any configuration changes/patches being applied.
  • Supported production servers for installation, hardware failure in critical down system situations.
  • Participated on 2nd and 3rd level on call support for production servers.
  • Replaced failed disks on various production servers E6800, E12K, E15k.
  • Install all SXC and AIX patches/upgrades into their development and production servers.
  • Developed and documented procedures to install BMC Patrol on production servers.
  • Involved in provisioning, installation and testing of production servers.
  • Installed additional HBA adapter on both development and production servers.

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2. Solaris

high Demand
Here's how Solaris is used in Unix Systems Administrator jobs:
  • Authored an internationally distributed technical document that gave an overview of the differences between SunOS 4.1.x and SOLARIS 2.x.
  • Performed configuration audits on all Solaris and Linux servers and monitored security advisories and vulnerabilities and implemented fixes/patches as needed.
  • Participated in Data Center Consolidation effort utilizing Solaris Zones reducing the overall system footprint by approximately 28 percent.
  • Configure whole root and sparse zones/containers on Solaris 10 for application management and security.
  • Supported national network of customer facing and internal Sun servers running Solaris.
  • Performed Sun Solaris administration and provided Sun support to multiple departments.
  • Installed recommended security patches and upgrades for all Sun Solaris
  • Supported Sun Solaris 2.6 and managed machine configurations.
  • Managed resources for zones using Solaris 10container technology.
  • Maintained development Solaris machines for company website.
  • Managed Checkpoint firewalls running on Solaris hardware.
  • Managed and configured backups of Solaris servers.
  • Configured Solaris zones/containers for optimal performance.
  • Supported Solaris servers and workstations.
  • Set up whole root zones/containers in Solaris 10 for application management; migrated zone paths and complete zones to other platforms.
  • Supported in-house web servers for the online mission critical e-commerce systems in an environment of over one hundred SUN Solaris servers.
  • Managed fault tolerant E-business Solaris systems installed in customer sites while the customer developed the expertise required to manage the systems.
  • Performed hardware upgrades on Solaris systems as required, worked directly with Sun Techs to install and trouble shoot hardware issues.
  • Installed, configured, and maintained more than 3,000 servers and workstations utilizing Sun Solaris (v2.6+) operating system.
  • Provided Tier technical support and configured prototype Solaris 10 x86 x64 Dual Head PC models for next generation Marvell desktop.

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3. Veritas

high Demand
Here's how Veritas is used in Unix Systems Administrator jobs:
  • Implemented and configured Backup policies and Storage Units using VeritasNetbackup 6.5.5.
  • Configured and implemented VERITAS NetBackup, including data restoration.
  • Performed cluster management on the servers using VERITAS Cluster Server 2.0 & 3.5 and VERITAS volume manager 4.0 administrations.
  • Performed disk administration using LVM, Linux Volume Manager (LVM), and VERITAS Volume Manager 4.x/5.x.
  • Experience with VERITAS NetBackup, VCS and backup and recovery using VERITAS NetBackup and ADIC tape libraries.
  • Managed tuning and performance for HA environment distributed application utilizing VERITAS Cluster Services and HP Service Guard.
  • Implemented a High Availability Cluster using 2 V480s, a T3 and VERITAS Cluster Server 4.0.
  • Developed scripts for backups using VERITAS S/W, Usurp and other UNIX commands.
  • Configured and administer over 40 Terabytes of storage using VERITAS Volume Manager.
  • Managed automated server and workstation backup procedures using VERITAS Net Backup 3.4.
  • Installed & configured VERITAS Volume Manager for Sun Server disk management.
  • Attached servers to a shared A3510 storage device and installed VERITAS.
  • Install and support net backups through the use of VERITAS storage.
  • Installed and configured HACMP and VERITAS cluster topology and resources.
  • Resolved problems with VERITAS Volume Manager for the state agencies.
  • Installed VERITAS software on UNIX servers for internal users.
  • Created VERITAS Volume Replicator on PROD and DR servers.
  • Supported the backup environments running VERITAS Net Backup 6.5..
  • Installed and maintained storage with VERITAS Volume Manager3.2.
  • Experienced with storage management tools such as VERITAS.

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4. Web Servers

high Demand
Here's how Web Servers is used in Unix Systems Administrator jobs:
  • Installed and configured CISCO Local Director to comply with load balancing requirements for various web servers.
  • Performed weekly maintenance delete scripts, reboots of web servers, cluster server maintenance.
  • Configured and install DEC OSF/1 UNIX on web servers and staff workstations.
  • Maintained Service Level Agreements to ensure Web servers remained operational 24/7.
  • Configure, install, manage, & maintain Unix Web Servers.
  • Designed and built web servers for system support procedures and documentation.
  • Installed, configured and administered Oracle Application and Web Servers.
  • Configured and maintained Netscape Enterprise and Apache web servers.
  • Created web servers using Netscape Enterprise Server and Apache.
  • Designed, managed, and supported Apache web servers.
  • Helped maintain and support email & web servers.
  • Configured and managed backup and web servers.
  • Supported WEB servers Netscape & Apache.
  • Configured and Supported Apache Web Servers.
  • Administered several Apache web servers.
  • Created web servers using Apache.
  • Assisted in administrating apache web servers and networking environments.
  • Support latest Solaris 10 application, database, web servers on Sun T3, T5240, T5120, T2000
  • Install, configure Apache, iPlanet web servers and web base software such as Tarantella with SSL support.
  • Write scripts and fixes for developers to help fix and maintain web servers running Apache and Weblogic.

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5. File System

high Demand
Here's how File System is used in Unix Systems Administrator jobs:
  • Provided system security management, including operating system hardening, secure access, and file system security measures.
  • Performed security administration including user accounts, file systems, creating directory structures, assigning permissions.
  • Maintained full and partial file system and application backup/restore activities under development and product test environments.
  • Conducted analysis and system failure recovery to ensure the consistency and integrity of file systems.
  • Performed general server maintenance, including account maintenance and file system maintenance.
  • Performed routine system maintenance to ensure file systems are operational.
  • Scheduled and performed OS file system backups via shell scripts, developing application files, system backups and restores via NetBackup.
  • Manage file systems, install and configure hardware and operating systems, customize installations, trouble shot an assortment of issues.
  • Installed VERITAS Volume Manager 3.1 and implemented Raid 0+1 on boot disk and Raid 5 on the data file systems.
  • Created File Systems, Disk Groups, Volumes and Increasing File Systems using VERITAS Storage Foundation 5.0 (VxVM/VxFS).
  • Performed file system maintenance, setup user accounts, executed system restores, installed software packages/patches and assisted system users.
  • Performed backup and recovery procedures using UNIX command line to ensure file system and data recovery and continuity of operations.
  • Administered File Systems & Disks by setting hard links, and symbolic links, character, and block devices.
  • Performed File system backups and application backups using Alexandria auto silo with less than 2% backup failure rate.
  • Created and maintained the file systems on the database for stolen identity, S Corporation and the email security.
  • Performed reorganization of disk partitions, file systems, hard disk addition, memory upgrade and DAT drive installation.
  • Administered Network File System (NFS), Network Information Service (NIS), and EMAIL services.
  • Created service, service resources, file systems, Listener and bonding to bring database/application under cluster control.
  • Created file systems and worked closely with database administrators to create or expand databases to support new projects.
  • Performed disk management task such as: Creating file systems, slices, formatting disks and disk labeling.

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6. System Administration

high Demand
Here's how System Administration is used in Unix Systems Administrator jobs:
  • Performed FileNet administration including system backups, disaster recovery, ongoing system monitoring, and documentation of critical system administration/monitoring processes.
  • Performed system administration functions including all user account maintenance, equipment installations and software maintenance of Sun enterprise systems.
  • Conducted operational support for 100+ users, system administration, monitoring and troubleshooting to accomplish issue resolution.
  • Developed numerous shell script programs to automate system administration tasks and E-mail processes to communicate system status.
  • Supported UNIX System administration task, duties and projects for production manufacturing and daily corporate operations.
  • Automated repetitive system administration tasks by writing scripts or using readily available tools.
  • Monitor and administer system administration and operational monitoring of system environments and resources.
  • Performed Unix system administration tasks, user account administration, and software installations.
  • Document user manual detailing daily procedural activities for system administration support.
  • Provided UNIX System Administration for a small Long Distance Telecommunications Carrier.
  • Performed system administration and support functions for mission critical call center.
  • Handled all system administration duties utilizing Alexandria 2.0 backup software.
  • Provided UNIX system administration for General Motors designers and engineers.
  • Performed system administration in both Secret and Top Secret environments.
  • Involved with technical UNIX system administration and software application support.
  • Provided daily operational support, system administration and system monitoring.
  • Provided user support and training for system administration personnel.
  • Performed regular operational LINUX system administration duties.
  • Provided system administration support for 150 end-users.
  • Provided full UNIX system administration support for

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7. AIX

high Demand
Here's how AIX is used in Unix Systems Administrator jobs:
  • Validate source/target server configuration against specification document for AIX server environment.
  • Mentored coworkers in AIX installation and problem determination.
  • Devised new approaches to resolving problems encountered while providing systems administration for multiple NeXT Step, Sun, and AIX servers.
  • Supported and maintained over 250 AIX, HP-UX servers working with a team of eight administrators in a 24/7 data center.
  • Performed troubleshooting, performance monitoring, and root cause analysis on AIX servers involving hardware, software, and SAN issues.
  • Worked with IBM, SUN, EMC and other third party vendors to resolve different issues related to AIX/Linux O/S.
  • Implemented, installed and supported high availability (HA) cluster on HACMP for AIX and VERITAS for Sun Servers.
  • Installed SUN/OS, SOLARIS, and AIX software, performed backups, troubleshoot, maintained, and loaded printers.
  • Managed Phoenix Message Manager/Unix configuration and performed setup and system upgrade running on RS6000 model 97B with AIX 3.2.5.
  • Commission and decommission AIX systems as needed throughout the development, test and production stand-up phases of the project.
  • Suggested and implemented new security and auditing programs and procedures on AIX, HP/UX and Sun workstations and servers.
  • Worked as an integral team member for planning and deploying AIX OS upgrades to 5.2 on 60+ systems.
  • Experience in installation, configuration, tuning, security, backup, recovery and upgrades of IBM AIX.
  • Update MU level on AIX systems as well as update OS kernel patches and recommended patches on SUN.
  • Install and configured IBM S-70 & four S-80 Servers using AIX Software V4R3.3 using RAID-5 DASD configuration technology.
  • Verified that AIX servers meet requirements for Server Consolidation, as-is server build, or new business standard.
  • Administer, secure, install new servers and support AIX and HPUX systems running Rocket U2 databases.
  • Installed, configured and provided troubleshooting for AIX 5.1/5.2/5.3, SUSE Linux SLES 10/11 and Windows 2003/2008.
  • Trained FAA employees in AIX system administration at the FAA training academy in Oklahoma City, Oklahoma.
  • Performed troubleshooting, performance monitoring, and root cause analysis on AIX server hardware and operating system.

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8. Disk

high Demand
Here's how Disk is used in Unix Systems Administrator jobs:
  • Maximized disk pack efficiency and directory tree optimization by re-distribution of data across physical disk drives.
  • Lead system administrator and architect for Data Warehousing server and disk array migrations.
  • Supervised user administration activities by adding / deleting users and managing disk utilization.
  • Reported disk space utilization and database growth and provided for additional database extents.
  • Investigated issues in performance optimization/tuning via disk striping and hierarchical data storage.
  • Upgrade and reconfiguration of high availability disk arrays without data integrity loss.
  • Investigate workstations including disk system problems and perform repairs when necessary.
  • Developed automated clone disk procedures for faster install and recovery time.
  • Installed and configured disk mirroring software for system redundancy standards.
  • Monitored disk usage and performed backup and recovery functions.
  • Home account additions/maintenance and disk usage monitoring.
  • Loaded OS, added disks and swap space, updated cluster patches and configured SGI servers and workstations to a network.
  • Researched and documented procedures to upgrade NetApp filers and upgraded disks and motherboard firmware and operating systems on 8 NetApp filers.
  • Maintained data integrity from data archive, backups, restore of user files, disk space management and user account management.
  • Worked extensively with SUN, Compaq, Dell and HP servers implementing fault tolerance features like Disk mirroring and RAID 5.
  • Configure the shared disk array under Volume Manager, and create logical hosts and disk groups for the installed products.
  • Upgraded various hardware including, IBM SP/2, SSA System and disk, DLT Libraries, Workstation design and components.
  • Installed operating systems and third party software/tools, formatted and partitioned disks, added hardware to new and existing systems.
  • Designed and developed a hierarchical Archive/Restore system using HSM software, hard disk, disk array and optical disk systems.
  • Installed and configured RAID 5 and Striped Volume on Storage Array Disks using Disk Suite and Sun Raid 6 Manager.

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9. Database

high Demand
Here's how Database is used in Unix Systems Administrator jobs:
  • Coordinated with network engineers to implement database administration and importing of GTE Directory SuperPages database and Oracle database at Sabre.
  • Collaborated with database administrators, storage vendors, and system architects to determine environmental configurations of new system architectures.
  • Work closely with software-development and database teams to design and implement J2EE systems architecture for new applications.
  • Collaborated with international technical teams to troubleshoot and resolve various issues including databases, applications and networks.
  • Performed basic Oracle database administration including installation, user administration and back ups and restores.
  • Worked closely with database administrators and routinely monitored and diagnosed Oracle 8/9i database environments.
  • Managed direct interface support of database administration, application development and functional management teams.
  • Single point of contact for maintenance and administration of mission-critical ticketing database servers.
  • Researched personnel performance through database queries for justification of qualifications and awards.
  • Ensured IP database consistency and records accuracy, including quarterly validation audits.
  • Designed database and development environment and improved system performance for user access.
  • Configured and managed High Availability environment for application and database teams.
  • Provided detailed documentation of Unix environments for company tech database.
  • Network administrator as well as a database administrator.
  • Performed basic database administration tasks on Oracle databases.
  • Supported Storage Solutions Administration for Database servers.
  • Develop custom project-database visualization tools using ArcGIS.
  • Designed and developed lot archival database.
  • Configured and Maintain database servers.
  • Installed cabling, installed and configured servers per customer or functional group (Database, Web, etc) specifications.

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10. OS

high Demand
Here's how OS is used in Unix Systems Administrator jobs:
  • Coordinated hardware repairs with service vendors; performed initial problem diagnosis, coordinated with service owners for appropriate maintenance windows.
  • Worked closely with customer officials to ensure seamless implementation, displaying excellent customer service and oral communication skills.
  • Perform essential repair and upkeep upon Microsoft based system and all associated applications used within secure network environment.
  • Performed hardware and OS installations, system configuration, third-party application installations and normal system maintenance.
  • Maintained OS security with system hardening techniques and supported SOX analysis and remediation.
  • Monitored security across the various applications utilizing TripWire and IDS/9000.
  • Communicated with manufacturer to diagnose hardware failures and schedule maintenance.
  • Installed and monitored GlancePlus network monitoring tools across network.
  • Created templates that easily managed configurations across the cluster.
  • Created/Tested/Maintained Build Sheets for OS and applications/tools configuration.
  • Provide assistance to stakeholders with hosted application maintenance.
  • Assisted in diagnosis and resolution of Windows-related issues.
  • Tested NagraStar security software used by EchoStar.
  • Updated and maintained hosted Java-based client applications.
  • Provided end-user support for all DOS/Windows applications.
  • Integrated disparate systems for cross-platform data sharing.
  • Maintained user access across all environments.
  • Work closely with Registrar, Provost, and Dean of Student Life for event planning, privilege assignment and growth initiatives.
  • Specified platform model, number or processors and memory requirements, reducing the cost of Y2K conversions for existing customer base.
  • Elevated to Team Lead position which entailed in training other admins, testing of potential candidates and escalation of issues.

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11. DNS

high Demand
Here's how DNS is used in Unix Systems Administrator jobs:
  • Improved Information Sharing - Developed and maintained internal WordPress website for information sharing DNS updates across departments.
  • Implemented bi-coastal high availability systems utilizing Cisco content switches and proximity DNS.
  • Maintained user accounts, DNS configurations, performed regular system administrator tasks.
  • Configured various servers, such as secondary DNS, mail server, slave NIS server, Apache HTTP and proxy/cache server.
  • Support and develop standards for critical infrastructure NIS master servers, and maintain DHCP-DDNS servers and critical HTTP servers firm wide.
  • Provided Lab Network connectivity (NIS, NFS, DNS) support in Ethernet, FDDI and Token Ring environment.
  • Restructured corporate DNS servers as a split-DNS solution upgrading all internal and external DNS servers to bind version 8.1.
  • Updated/maintained DNS, Border and Charging gateways on cellular core network including yearly audits of all associated IR-21's.
  • Configured DNS, Network, NFS, Hardware, Paging Space, dump devices and all other system components.
  • Maintained DNS, NFS and NIS in both environments and handled software migrations from the development to production servers.
  • Managed ticket queue for internal users (Developers, DBA, DNS requests, People Soft, etc).
  • Manage blocks of 20 public IP addresses by sub netting to 24 and provisioned on MTA and DNS servers.
  • Have NFS, NIS and DNS configuration, administration, maintenance, troubleshooting, and associated permission techniques.
  • Configured DHCP services, DNS services (Primary master server, Secondary master server, and clients).
  • Configured and administered NFS, PC-NFS, DNS and NIS services for a fully integrated UNIX/NT environment.
  • Administered infrastructure services (mail, web proxies, DNS, NFS) for customer service organization.
  • Performed regular backups using Legato software; updated DNS servers and allocated IP addresses to new servers.
  • Administered DNS forward and reverse hosts tables by adding, modifying and deleting IP addresses and CNAMES.
  • Created DNS and Usenet troubleshooting tool-embedded flowchart web-pages for use by NCAM / NOC troubleshooting personnel.
  • Provide custom configuration and maintenance of Linux servers for DNS, WWW and EMAIL services.

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12. NFS

high Demand
Here's how NFS is used in Unix Systems Administrator jobs:
  • Implemented and maintained shared resources like disk space and computing cycles using technologies like NFS, NFS+, AFS, FTP.
  • Composed set up scripts/commands into a CRON job to enable data collection * Configured and administered NFS servers and clients.
  • Installed and maintained two NIS servers, three NFS servers, and one license server for ninety client machines.
  • Maintained NIS and NFS environments for customer access over the internet, as well as internal employee access.
  • Installed and configured the Network appliance F-800 and F-700 series as NFS file server and data storage.
  • Designed and implemented a large scale network utilizing NIS, NFS, DNS, and mail system.
  • Set up and supported SunOS as well as NIS and NFS for the application development group.
  • Set up and provided network services such as NFS, NIS, mail and print servers.
  • Set up file and print services for Windows 95 and NT clients using Samba and PC-NFS.
  • Configure NIS+ servers, NIS+ clients, and NFS servers using NFS and Auto mounter.
  • Configured all the services including NFS, FTP, Web servers, samba server.
  • Administered 500+ nodes of SunOS workstations and NFS servers as part of a team.
  • Implemented and maintained Solstice DiskSuite with StorEdge arrays for NFS file services to engineering.
  • Configured and managed Snapshots, CIFS, and NFS using command line tools.
  • Install and support files and print servers using UNIX servers together with PC-NFS.
  • Designed maintenance network and configured NFS to installation and upgrades for servers.
  • Configured NIM, NFS, NIS and standardization of all the systems.
  • Managed and corrected disk-space related issues on NFS server home directories.
  • Created NFS mount for applications and Samba processes for shared drives.
  • Administered a distributed network utilizing NIS, DNS, and NFS.

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13. SAN

high Demand
Here's how SAN is used in Unix Systems Administrator jobs:
  • Managed execution of multiple data conversion projects including database hardware replacements, SAN solutions for temporary and permanent storage of data.
  • Migrated servers from Compaq to Sun/Hitachi SAN storage and installed Hitachi HiCommand Device Manager and Sun StorageTek Operations Manager tools.
  • Performed backup administrator duties including robot maintenance, troubleshooting, SAN connectivity, data recovery, and hardware installations.
  • Authored and maintained thousands of security documents for mandatory certification and accreditation of computer policies and procedures.
  • Participated in SAN storage product evaluations and contributed to storage architecture design project.
  • Recovered Unix systems to production status after Sandy Hurricane disaster.
  • Performed on-demand computer security audits and sanitized compromised servers.
  • Exported all TSM Volume group from the RS6000 system and arranged the SAN storage physical connection from RS6000 to the p630.
  • Managed engineers and administrators participating in UNIX, SAN, and Disaster Recovery teams for both production and development environments.
  • Used software RAID to maintain high availability and data integrity and managed connections to local storage arrays and SAN storage.
  • Configured and Maintained NAS & Enterprise SAN Storage mounted on various servers doing high speed backups without impacting the network.
  • Provide production support for a global real estate of several thousand servers as part of a global support team.
  • Configured PowerPath for SAN devices and Performed Disk management with the help of LVM (Logical Volume Manager).
  • Worked on change management events most of the weekends and participate actively in GTI SAN & network maintenance events.
  • Performed a wide variety of tasks in software/hardware maintenance and Operational support UNIX, Server Systems & Sand Box.
  • Design, implement, manage and maintain the corporate storage Area Network (SAN) structure and devices.
  • Managed various storage arrays to allocate storage, and other SAN infrastructure devices such as switches as needed.
  • Experience in migrating SAN on SUN Cluster with Oracle RAC and testing the performance of the new array.
  • Helped maintain and enforce Change Management policy for UNIX/SAN supported production servers, apps and incident management policy.
  • Planned and assisted in a project to migrate over 2TB of data from a SAN to NAS environment.

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14. Setup

high Demand
Here's how Setup is used in Unix Systems Administrator jobs:
  • Performed server and storage hardware setup and maintenance, including high-availability network, SCSI and Fiber Channel connectivity.
  • Consisted of terminal/ printer configuration, cabling requirements, setup and ongoing maintenance.
  • Assisted an independent Windows administrator in Linux setup and administration for web hosting.
  • Performed printer administration duties including printer setup, hardware trouble-shooting and diagnostics.
  • Performed Unix environment setup/configuration and hardware installation at customers' sites.
  • Setup/configured Tomcat/Apache internet servers and NFS mounted drives.
  • Network printers setup and installation of client/server applications.
  • Participated in implementation of Alternate Trading site setup.
  • Performed initial system setup for incoming systems.
  • Worked as a Consultant at different customer sites performing planning, setup, and maintenance duties of a Unix Systems Administrator.
  • Performed root-cause analysis of recurring metric issues, system backup, and security setup ensuring SLA's were met on time.
  • Created new users, groups and setup their home directories and appropriate access restrictions to software and directories & files.
  • Participated in the conversion from fixed IP addresses to a DHCP setup both in the lab and on the floor.
  • Experience in Setup and installation of VIO servers, VIO clients, setup of network and disks in virtual environment.
  • Provided initial setup and continuing support of more than 200 UNIX and SAP networked printers and queues on site.
  • Supported setup of a Production Oracle instance, using Oracle's DB assistant, created DB table-spaces with SQL.
  • Demonstrated to a group of 20 the setup and maintenance of a network infrastructure using CISCO and ARCSIGHT technologies.
  • Installed and build from scratch complete NIM Setup; added different clients to NIM server and their Backup.
  • Performed all network, user administration, and software/ hardware setup, configuration, and process monitoring.
  • Provided infrastructure design, setup, installation, configuration, migration, and deployment of multiple applications.

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15. Hp-Ux

average Demand
Here's how Hp-Ux is used in Unix Systems Administrator jobs:
  • Monitored HP-UX logs to maintain functionality and troubleshoot incidents.
  • Monitored and configured security for HP-UX and Sun environment.
  • Defined and provided HP-UX and SUN System Performance technical solutions to customers and lower level support organizations to increase system performance.
  • Provide UNIX system administration and support for business systems running Progress 9.1D on separate production and development HP-UX 10.20 K460 servers.
  • Created and loaded new environments on HP-UX system to support users previously running on an IBM RISC6000 to eliminate dissimilar hardware.
  • Designed and implemented a bare metal recovery process for HP-UX 9.10 systems on the HP9000 platform for legacy HP382 systems.
  • Installed HP-UX 10.20 and 11.0 core operating systems, system software such as C compilers, and operating system patches.
  • Coordinated details of the physical relocation of several HP-UX, Sun, and Windows servers with accompanying networking equipment.
  • Configured and Tuned HP-UX 11.x and Hp V-Class servers and hardware to support development, test and production environments.
  • Core duties included installation, configuration, maintenance and monitoring of AIX, HP-UX, and Linux servers.
  • Completed patient data merges as well as administering HP-UX systems by deleting process information which causes errors.
  • Worked as System Administrator in supporting infrastructure environment, comprising SUN and HP-UX machines and TRU64 UNIX.
  • Administered a network of approximately fifty servers comprising the company's wide area network running on HP-UX.
  • Supported lease/rollover activities, installing software and OS for desktop HP-UX workstations / deploying workstations to users.
  • Supported and maintained 50+ HP-UX servers in a production environment running HP-UX 10.20, 11.00 and 11.11.
  • Developed UNIX Shell scripts for CAD group, and provided user support for Solaris2.5 and HP-UX.
  • Set up and monitor backups for all systems including HP-UX, LINUX, and Windows servers.
  • Modified configuration or source code of numerous products to provide for centralized administration of HP-UX servers.
  • Installed, configured, and trained Systems Administrator with Clustered HP-L 2000 servers running HP-UX 11i.
  • Assisted UNIX Tech Support with maintenance and troubleshooting of HP-UX systems for Air Force Systems.

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16. Red Hat

average Demand
Here's how Red Hat is used in Unix Systems Administrator jobs:
  • Designed and administered several SuSE and Red Hat Linux servers in individual and cluster arrangements.
  • Red Hat Satellite Server installation and configuration.
  • Supported Red Hat troubleshooting knowledge database.
  • Performed maintenance and hardware replacements on IBM Red Hat Linux servers: including system installation, RSA, and hard drives.
  • Updated and documented the Red Hat Satellite 5 for RHEL 5, 6 and 7 patch process and custom rpm channel.
  • Install, configure and troubleshoot AIX 5.3 and Red Hat Linux 3.0 AS Unix servers running various versions of Oracle.
  • Involved in large migration project of migrating 1000+ Servers consisting of Red Hat Linux and AIX Operating System.
  • Configure Web Logic and Apache and Tom cast Server with JAVA Application tools on Red hat servers environment.
  • Installed and Configured Oracle Database servers on Red Hat Enterprise Linux and performed Performance tuning for database management.
  • Coded PERL scripts to automate test cases on Red Hat Servers and send automated mails for critical alarms
  • Managed the day to day operations and support of Red Hat Linux systems for all of ARM.
  • Installed, configured, and conducted performance tuning of Red Hat Linux on Intel, HP platforms.
  • Installed, configured TSM backup client on Red Hat enterprise Linux servers for nightly incremental backups.
  • Support of Java-based web hosting environment running on Red Hat Enterprise Linux using Apache and Tomcat.
  • Maintained Sterling Commerce private and Public DNS servers (On Sun and Linux Red Hat).
  • Experience in building Red hat Linux Servers through Kick start installation with PXE Network boot.
  • Serve as the primary Storage Administrator for multiple systems running HP-UX and Red Hat Linux.
  • Worked on installation, configuration, maintenance and troubleshooting of Red Hat Enterprise Linux servers.
  • Experience in Installation, Configuration and administration of Red hat Enterprise Linux & Cent OS.
  • Developed data storage and retrieval system for ScoUNIX, Red Hat Linux and Debian servers.

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17. NIS

average Demand
Here's how NIS is used in Unix Systems Administrator jobs:
  • Mentored/supervised students and other system administrators
  • Modified configuration or source code of numerous products to provide for centralized administration of access control to systems and applications.
  • Designed, documented and implemented standard processes for systems and network administration, backup and disaster recovery and resource monitoring.
  • Assisted the Windows systems administrator with installation of Windows operating systems per DIA standard configurations and security templates.
  • Fulfilled collateral responsibilities as Administrator of the Divisional Safety Program, Pier Security Sentry, and Messenger.
  • Developed web-GUI interface for front-line NOC administration of company's various Majordomo-based customer notification mailing lists.
  • Performed Operating System, web application security and user administration via roles level profile, privilege.
  • Maintained Sun Workstations and associated peripherals, performed daily/weekly system backups, and administered users.
  • Provided technical direction to junior systems administrators, developers, and network support personnel.
  • Provide assistance in resolving customer support problems and all aspects of systems administration.
  • Performed daily/weekly system backups, administered users, and maintained system configuration logs.
  • Managed and administered global traffic management system for an online ads serving.
  • Communicated to remote system administrators and application support staff through conference calls.
  • Created several programs to monitor the systems and augment system administrator capabilities.
  • Customized a NIS+ environment to maintain user home directories and authentication privileges.
  • Implemented expansion and administration of their enterprise Virtual Center and Lab Manager.
  • Performed user administration, monitored files systems, and wrote documentation.
  • Supported and assisted full system configuration to remote site system administrators.
  • Developed health-monitoring scripts to alert administrators of Wireless Internet Gateway issues.
  • Create consistent administrative policy and conduct performance monitoring on all servers.

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18. Recovery Procedures

average Demand
Here's how Recovery Procedures is used in Unix Systems Administrator jobs:
  • Developed and implemented system documentation to support operational duties, disaster recovery procedures, and configuration and design documents.
  • Participated in disaster recovery planning and prepared to perform duties of plan recovery procedures.
  • Designed and implemented disaster recovery procedures for recovery of business critical systems.
  • Reduced event notification by using Automated System Recovery procedures.
  • Implemented and documented backup and recovery procedures.
  • Deal with disaster recovery procedures.
  • Increased responsibility from Oversee system backup and data recovery procedures to resolving problems (generated from report).
  • Installed and configured several new servers; Defined backup, monitoring, and disaster recovery procedures.
  • Worked with a team to test our disaster recovery procedures at a third party site.
  • Implemented and managed disaster backup and recovery procedures using Legato software on all UNIX servers.
  • Performed disaster recovery (DR) exercise to test and verify system recovery procedures.
  • Created and monitored standard back-ups of the business environment Co-drafted and implemented disaster recovery procedures.
  • Performed backup/recovery procedures, maintained cron jobs and monitor system resources.
  • Created AARP's Disaster Recovery Procedures; Implemented software 'change control' procedures; Implemented SOPs for the Unix Risc/6000.

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19. Vmware

average Demand
Here's how Vmware is used in Unix Systems Administrator jobs:
  • Documented Linux and VMware installation and troubleshooting procedures for operations and support staff.
  • Install, configure and maintain VMWare ESX version 3 on HP servers which contain Linux and Windows guest operating systems.
  • Allocated Network Attached Storage (NAS) storage to Open System computers and VMWare servers utilizing NetApp FAS Arrays.
  • Used VMware Consolidated Backup to eliminate backup traffic from the network to improve the performance of production virtual machines.
  • Trouble shooting issues related to ESX host, HA, DRS, Storage, Network and VMware update manager.
  • Configured IBM-z/VM 5.1 for test environments, used VMware ESX Server to build guest OS using cloning.
  • Researched using VMWare for replacing decommissioned servers, utilized ESX Console for generating the virtual servers.
  • Allocated resources to the Virtual Machines (VMWare) based on the requirements from the Users.
  • Assisted Lead Architect with monitoring and maintaining VMware ESX running 200+ virtual machines.
  • Worked on installing 40 VMware servers which are hosted on ESX hosts.
  • Migrated 150 RatHat Servers on VMware configuration on the CDL project.
  • Maintained VMWare servers and worked with VM team in applying patches.
  • Worked extensively on VMware VM Templates, Clones, and Snapshots.
  • Worked on Continuous Automated System Testing for VMware's products.
  • Installed VMware tools on Virtual machines running under ESX server.
  • Experience building Linux KVM and working knowledge of VMware.
  • Maintain and Support a VMware environment running version 5.1.
  • Managed and monitored storage in IBM and VMware environments.
  • Created Linux Virtual Machines using VMware Virtual Center.
  • Deployed Vmware ESX server and XEN virtual servers.

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20. Linux

average Demand
Here's how Linux is used in Unix Systems Administrator jobs:
  • Provided administration, configuration, deployment and maintenance of Linux and Unix Servers in an Internet/client facing production environment.
  • Authored and maintained all X-Division Linux documentation and performed yearly supervision of X-Division Summer Student Program IT services.
  • Coordinate and plan with application developers to prepare servers for rebuild/upgrade/install and configure new Linux OS servers.
  • Performed Unix and Linux systems administration to support business production, development staging and virtual servers.
  • Maintained and monitored Linux/Unix servers ensuring a stable environment.
  • Integrated Windows Active Directory with Linux/Unix Servers.
  • Implemented Security Controls on Linux Operating Systems making them compliant with GSD331, an IBM Internal IT Security Standard.
  • Installed and configured different platforms of UNIX, Linux, Windows NT, CISCO routers, and related peripherals.
  • Participated in project planning meetings to analyze requirements and design for large scale Linux and Unix server solutions.
  • Defined Network File Services (NFS), and Network Information Services (NIS) in Linux Systems.
  • Configured and maintained internal / external DNS servers using round robin scheme with Linux and Sun servers.
  • Installed Linux patches to include; add on packages, patch updates, and performance tuning.
  • Maintained and applied system patches and backup systems, setup, and configured remote Unix/Linux printing.
  • Managed 250+ Linux servers using Puppet master server and pushed OS related updated using custom manifests.
  • Perform account management and problem resolution of 1000 Linux, Unix servers used in various environments.
  • Installed firmware upgrades, kernel patches, systems configuration, performance tuning on Unix/Linux servers.
  • Created new security technical specifications for VIO and Ubuntu Linux servers on Enterprise level account.
  • Patch Management, User Management, Kernel Tuning and configuration of ACL s on Linux.
  • Maintained Unix/Linux environment NIS maps and performed account management via NIS and Active Directory.
  • Provided UNIX, Linux and Windows systems, network and server administration and Integration.

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21. Perl

average Demand
Here's how Perl is used in Unix Systems Administrator jobs:
  • Communicated with key program personnel to ensure all discovered anomalies were properly documented, resolved, and verified.
  • Maintain and update UnixLinux system documentation on an ongoing basis to ensure that equipment is properly documented.
  • Developed a web based CGI/Perl application for providing reporting/error notification of server backups.
  • Write PERL/shell scripts and created documentation to improve operational effectiveness.
  • Created Perl/PHP programs and shell scripts to facilitate administration/installation.
  • Automated system administration tasks using Perl and shell programming.
  • Created scripts for security personnel utilizing Perl.
  • Write and use Perl and shell scripts to monitor system performance and security issues, as well as automate administration tasks.
  • Designed and develop high performance computing integration tools facilitating convenient access via web services using Perl, Java, and PHP.
  • Developed variety of Perl scripts (by using DBI) that helped to trouble-shoot DB2 database performance issues and build reports.
  • Experience in writing scripts in some administrative language (BASH, KSH and Perl) for Process Automation and Event Management.
  • Extended and re-factored a Perl interface to a Tandem HLR using Perl, Perl XS, C, and ANSI.
  • Worked with Information Assurance Officer, to ensure that all networks were locked down properly per NSA and DISA standards.
  • Developed UNIX, Perl and Ruby Scripts for the purpose of manual deployment of the code to the different environments.
  • Developed Perl scripts to reverse engineer Argent SQL database, enabling comprehensive, real-time reporting on Guardian's entire configuration.
  • Write Perl programs and shell scripts to automate everyday tasks and disseminate network wide configuration changes, to Unix hosts.
  • Designed and developed a system (using Perl) to manage the end user application menus for both window environments.
  • Developed training materials and taught a course to UNIX and Windows system administrators introducing them to the PERL programming language.
  • Developed automation and integration solutions using C, Perl, PHP, MySQL, Oracle, and Unix shell scripting.
  • Supported application QA testers, wrote test automation scripts in shell and Perl, provided performance analysis, troubleshooting.

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22. EMC

average Demand
Here's how EMC is used in Unix Systems Administrator jobs:
  • Experience in configuring LUN on EMC storage, assigning them to proper storage group and making them visible to operating system.
  • Participated in the migration of multiple servers' SAN data from our legacy Hitachi/EMC arrays to our EMC VMAX arrays.
  • Aided in the design, implementation and maintenance of an EMC backup server, DLT jukebox and read/write CD jukebox.
  • Worked on Nike, EMC fault tolerant hard disk arrays with each disk mirrored and SRDF management software for EMC.
  • Involved in managing SAN disks like EMC Clarions and VMAX using EMC Power path and Volume management software's.
  • Organized and upheld SAN environments (EMC, Hitachi, and Brocade devices) from a UNIX prospective.
  • Performed EMC SAN migration on oracle RAC servers and perform proper clustering in order to prevent data loss.
  • Perform data migrations from a decentralized storage environment to a centralized SAN solution using EMC hardware and software.
  • Work with SAN team on storage issues on zoning and LUN provisioning on EMC and Brocade SAN switches.
  • Improved system availability, disaster recovery with SAN booting, and using EMC SNAP/Clones at remote DR sites.
  • Interfaced with vendors (EMC, Oracle, HP) to resolve issues with operating systems and databases.
  • Install EMC PowerPath and Solution Enabler (SYMCLI) for EMC storage management on AIX hosts.
  • Installed, configured, upgraded and supported layer products such as EMC, GPFS as required.
  • Maintained disk configurations for local storage arrays (Oracle StorEdge) and SAN (EMC).
  • Involved in implementation of EMC Power path for load balancing and redundancy in data path.
  • Work with storage groups on SAN configurations and problem resolution of EMC and Shark devices.
  • Assisted in configuration and administration of SAN environment comprised of EMC and Hitachi storage devices.
  • Installed, configured, maintained and managed HP servers and EMC/HAS Storage 3rd party applications.
  • Monitored and replaced, as needed, EMC and StorageTek Storage Array Hard drives.
  • Migrated storage from Hitachi/Brocade SAN to new enterprise EMC/McData SAN with no impact.

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23. Troubleshoot

average Demand
Here's how Troubleshoot is used in Unix Systems Administrator jobs:
  • Isolated malfunctions by using operation troubleshooting and testing techniques, voltage and waveform measurements, and interpreting related test equipment indications.
  • Provide documentation and mentoring on standardized troubleshooting methods to assist team members in conducting logical, measured troubleshooting in emergency situations.
  • Provided 24x7 support, troubleshooting, and problem resolution for mission-critical systems, including participation in on-call primary pager rotation.
  • Maintained and updated organization Sequel SQL server database; transfer data between information processing equipment and systems; troubleshoot automation.
  • Supported Cisco network configurations, email solutions, alternative OS configurations, and troubleshooting of any internet related problems.
  • Work directly with customers to provide technical advice and assistance with troubleshooting, diagnosing and resolving application problems.
  • Supported network configuration and system accreditation, conducted workstation troubleshooting, network training and computer systems security.
  • Worked with developers to troubleshoot issues encountered during installation and test of iteration builds at development site.
  • Monitored and troubleshoot network outages and provided proactive solution for existing problems and network related client problems.
  • Monitored performance and troubleshooting of alerts from commercial, open source and locally developed monitoring tools.
  • Provided application troubleshooting, technical assistance, and system analysis to internal staff for Web-based technologies.
  • Prevented customer outages and developed requirements documentation for system tools by troubleshooting patching and other issues.
  • Developed additional troubleshooting skills in identifying and fixing T1circuit problems by using HP test set analyzer.
  • Duplicate issues/problems reported by customers in order to troubleshoot and understand what the customer is encountering.
  • Provided end user tech support and troubleshooting on computers and peripherals in corporate and manufacturing environments.
  • Performed troubleshooting and editing on a daily basis to ensure timely delivery of the application.
  • Administered ADP equipment and conduct troubleshooting / assessment to inform expansion and modification decision making.
  • Collaborated with application developers and FileNet to troubleshoot and resolve hardware and software issues.
  • Provided technical support for users and resolved troubleshooting tickets through Remedy Asset Management.
  • Developed shell scripts for procedure automation, system monitoring troubleshooting and maintenance.

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24. LVM

average Demand
Here's how LVM is used in Unix Systems Administrator jobs:
  • Installed and Configured LVM to create large volumes and disk groups to provide higher-level view of the disk storage and flexibility.
  • Participated in the expansion and reclamation of disk space using LVM upon receiving the proper paper work from Change Management.
  • Managed cluster resources, shared LVM components, users and groups, and also provided maintenance and support.
  • Administered services using SMF and managed file systems and volumes using LVM, SVM and VxVM.
  • Installed, configured volume management using Logical Volume Manager (LVM) on RedHat Enterprise.
  • Perform PowerHA System Mirror Enterprise Edition (formerly HACMP-XD) installation and configuration using GLVM.
  • Provided highly available data services to users using and Logical volume manager (LVM).
  • Work with LVM, Disk mirroring, RAID, Disaster Recovery on UNIX servers.
  • Managed zoning and disk allocation from HP EVA's and performed required LVM management.
  • Involved in creating Logical Volume Manager (LVM) for Linux operating systems.
  • Performed Disk Management, Logical Volume Management (LVM), logical partitioning.
  • Experience with volume management such as LVM and raw disk.
  • Configured and troubleshoot LVM and network related problems in AIX.
  • Performed volume management task using SVM and LVM.
  • Worked with Logical Volume Manager (LVM).
  • Implemented Mirrors, Striped volumes using LVM.
  • Installed and configured Logical volume manager-LVM and Netbackup.
  • Worked using SMITTY, diag, ASMI, Command line, LVM (Logical Volume Manager) and other management tools.
  • Configure all UNIX systems with the standard Metris kernel, OS, and LVM configurations.
  • Managed Disk using LVM, resized disk space and Managed disk space from NetApp filers.

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25. Unix

average Demand
Here's how Unix is used in Unix Systems Administrator jobs:
  • Worked as Unix Administrator in IT infrastructure environment providing Server Administration, application administration and automation solutions to support Business Objectives.
  • Project implementation included standardization and consolidation of all UNIX environments for both network and operating system configurations.
  • Promoted to UNIX Systems administrator after one year, based upon knowledge-level and productivity.
  • Administered both UNIX and NT servers which provided internal and external telecommunication services.
  • Performed Unix systems administration and user support for internal customers at Philips Research.
  • Introduced Unix based application development utilities and services to the division.
  • Industry-certified HP UNIX systems administrator supporting U.S. Army senior-enlisted promotion systems.
  • Attended conference calls listened and responded immediately for any UNIX/systems issues.
  • Updated documentation including Standard Operating Procedures for all production Unix servers.
  • Provided support for business users and developers, in Unix/windows/Oracle environment.
  • Perform Unix Systems Administration role in a Disaster Recovery environment.
  • Installed, configured and managed proprietary applications on Unix servers
  • Maintained UNIX/windows Servers and Network for large production/test environment.
  • Maintained all production UNIX system documentation and procedures.
  • Enforced IBM Unix Server/Desktop Administration standards
  • Write Unix shell scripts to actively monitor, maintain and autonomously run specific tasks for a faster, more efficient network.
  • Served as Unix subject matter expert for Domain Name Services and Mobile Data Intermediate System within the Advanced Network Operations group.
  • Open support cases with support vendors to resolve software problems for both Unix OS, High Availability ServiceGuard systems and NetBackup.
  • Conducted security audit of Unix servers, and compiled a report for management with prioritized recommendations to bring systems into compliance.
  • Contract position with IBM; responsible for maintaining the health of UNIX and Windows Server systems in a global data center.

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26. User Accounts

average Demand
Here's how User Accounts is used in Unix Systems Administrator jobs:
  • Support day-to-day administration functions including connectivity issues, troubleshooting and user accounts management.
  • Maintained server configurations and adding user accounts in Windows Active directory.
  • Performed general administration duties including user accounts and configuring printers.
  • Facilitated the management and security of user accounts.
  • Configured/Managed user accounts and groups for security purposes.
  • Provided user accounts management and setup.
  • Create and Administer user accounts, passwords, groups, project collaboration directories and access levels, using the command line.
  • Managed user accounts, files and directory permissions in order to secured UNIX systems to match industry best practices.
  • Managed day to day tasks like user accounts, system log checking and general heath checks of the systems.
  • Maintained and created user accounts on the NIS server in the password file, as well as home directories.
  • Create, change, and delete user accounts per request and perform regular file archival and purge as necessary.
  • Coded an interactive shell script used Company-wide to automate the complete, system removal of user accounts and credentials.
  • Set up new user accounts and managed the day to day activities of the engineering teams per program.
  • Performed system upgrades, backups and recovery, maintained user accounts, monitored system resources for exceptions.
  • Maintained Web servers, file servers, firewalls, and directory services and set up user accounts.
  • Performed day to day LINUX/UNIX administration such as user accounts, Shell scripting, and Applications support.
  • Install and maintain Windows, creating and maintaining user accounts and installing all necessary application software.
  • Activate and manage user accounts and permissions over NIS (and occasionally AD for Windows).
  • Created user accounts, shared resources and assigned permissions for both Windows and UNIX users.
  • Set up and managed local or remote user accounts and printers by using various methods.

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27. SQL

average Demand
Here's how SQL is used in Unix Systems Administrator jobs:
  • Configured and maintained touch screens and developed PL/SQL reporting programs
  • Developed many web applications revolving around SQL databases.
  • Created a Pharmacist Recruiting Tracking Database in Visual Basic, performed SQL reports, data extracts and wrote stored procedures.
  • Researched issues on various computer systems via SQL, UNIX, and Oracle databases to resolve complaints and answer inquiries.
  • Worked with MySQL, MS SQL Server and their feature set and created database in MySQL as per the requirement.
  • Worked with Database Administrators for the installation of Oracle database on UNIX servers and Microsoft SQL Server on Unix servers.
  • Install and admin Microsoft IIS 4.0 Server, SQL Server, Netscape Enterprise server, MMC Microsoft management console.
  • Utilized ISQL to kill jobs, change commit frequencies, check for blocking, and other database functions.
  • Provide weekly server maintenance to Web (Apache) and Database (MySQL) servers via remotely.
  • Supported internal web based applications and development using Java, C#, SQL, PHP etc.
  • Configured and created policies for daily, weekly and monthly backups including RMAN and SQL databases.
  • Installed and supported Oracle, MySQL, Rational Purify, NTP, C and Java.
  • Queried and modified SQL queries in Unify 2000 database for ACIS management and staff reporting.
  • Supported AccPac (Accounting System), Pervasive SQL, and QuickBooks Account System Software.
  • Managed and maintained servers for Java, Apache, PHP and MySQL Data Base programs.
  • Installed and administered Microsoft SQL Server 7.0 both in a stand-alone and Microsoft Cluster environment.
  • Trouble-shoot and maintain DataStage jobs and PL/SQL stored procedures for PMAP production cycle.
  • Serve as primary point of contact in modifying the database through SQL command.
  • Guarantee the integrity of program using Oracle and SQL on a daily basis.
  • Support of custom applications using PL/SQL Built and maintained custom Oracle programs.

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28. Rhel

average Demand
Here's how Rhel is used in Unix Systems Administrator jobs:
  • Created and configured new RHEL server builds and third party applications (layer2, layer3) via ISO and KickStart.
  • Perform server builds/installs on multiple AIX and RHEL servers in both Production and Test environments.
  • Perform proof of concept and security assessment RHEL 7 for implementation of new LAMP stack.
  • Deployed RedHat Satellite server and then configured RHEL OS to get the patched from it.
  • Developed plan to migrate all UNIX server functions from HP-UX to RHEL virtual servers.
  • Implemented and administered LVM based file systems on RHEL 3, 4, 5.
  • Build 14 DL385 Rhel4 Linux servers to provide developers migration platform away from AIX.
  • Monitor, troubleshoot and administer of RHEL 5 & 6 servers and HP-UX.
  • Build out and security hardening of RHEL Linux 4 on 50 Dell servers.
  • Designed, implemented, and maintained Linux environments (RHEL 6/7).
  • Supported the India based team by providing Tier 2 UNIX/RHEL systems support.
  • Installed and upgraded RHEL AS 3.0, 4.0 using Kick start installation.
  • Installed and configured Chef and Puppet tools on RHEL, HPUX.
  • Provided RHEL 5, 6 and 7 compliance report to security.
  • Diagnosed and resolved customers' connectivity issues in RHEL6 servers.
  • Open Stack RDO Kilo on RHEL 7.2 deployment and administration.
  • Transferred Master Domain Manager to RHEL VM from AIX server.
  • Installed RHEL 4/5 on servers and set up volumes.
  • Administered HP-UX 11i2 and 11i3 and RHEL 6 Servers.
  • Reset password and unlock locked user account on RHEL6.

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29. Windows XP

average Demand
Here's how Windows XP is used in Unix Systems Administrator jobs:
  • Utilized DAMEWARE and BOMGAR to Fix End User's issues in a WINDOWS XP and WINDOWS 7 ENTERPRISE Environment.
  • Managed servers running Windows XP Professional including monitoring.
  • Performed all aspects of system configuration for both Windows XP, 2000 and NT client systems.
  • Tomahawk System Administrator for Windows XP and Windows 7 systems.
  • Advanced knowledge in MS Server 2003, MS Windows XP was vital to the position.
  • Installed, configured, and maintained Linux, FreeBSD and Windows XP systems in support of JFCOM M&S.

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30. SSH

low Demand
Here's how SSH is used in Unix Systems Administrator jobs:
  • Enabled developers to receive data from the market via SSH by configuring HP-UX boxes for hardening and installing outside the firewall.
  • Worked with the security solutions team to integrate the SSH protocol into various application interfaces, replacing Telnet and FTP.
  • Implemented UNIX host security on all servers based on industry standards * Wrapped SSH protocol with TCP Wrappers application.
  • Deployed SSH and SFTP on all desktop systems to replace Telnet and FTP to address security concerns.
  • Performed server hardening through OS minimization and using freeware like OpenSSH, OpenSSL and TCP Wrappers.
  • Configure and troubleshoot SSH for remote access * Troubleshoot and fix networking issues include TCP/IP.
  • Incorporated SSH into maintenance scripts to allow the scripts to be run from one system.
  • Integrated NT & Unix systems securely using SSH to streamline & secure IT tasks.
  • Installed, configured, and administered Utilities such as Samba, SSH & SUDO.
  • Set up/Configured/maintained VPN, secure tunnel & ssh for developers to access remotely.
  • Provided remote support via SSH or RDP over a VPN connection.
  • Implemented SSH for secure transmission of data across data structure.
  • Set up a SSH authorized-key to run HMC commands remotely.
  • Created scripts for implementing SSH/SUDO and for collection of data.
  • Supported security administration using SSH, SCP and SFTP.
  • Packaged and installed Open SSH on 30 servers.
  • Installed and upgraded Open SSH and Quest SSH.
  • Resolve SSH authorization and SFTP file transfer issues.
  • Created SSH secure password-less access for SFTP.
  • Managed remote administration of UNIX using Putty/SSH.

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31. System Performance

low Demand
Here's how System Performance is used in Unix Systems Administrator jobs:
  • Monitored overall system performance and fine-tune for optimum efficiency, enhance system performance and availability.
  • Analyzed system performance and implemented hardware and software changes to maximize performance and maintain security.
  • Monitored system performance assisted in system tuning, system security and crash recovery issues.
  • Conduct periodic system performance monitoring and maintain and update documentation of SAP system landscape.
  • Monitored performance of systems and modified configurations and options, improving system performance.
  • Performed system performance monitoring on a daily basis and tuning kernel as necessary.
  • Implemented system performance monitoring software that provided reports on user and departmental utilization.
  • Develop procedures for routine tasks and Monitoring System Performance and disaster recovery.
  • Perform analysis of system performance and apply solutions to improve performance.
  • Monitored system performance to ensure adequate response times on production systems.
  • Monitored system performance, Tuned and optimized systems for better performance.
  • Monitored system performance to ensure timely user access to information.
  • Conduct regular analysis of system performance by using system reports.
  • Monitored system performance to identify and correct performance problems.
  • Developed annual program to enhance system performance and reliability.
  • Created system performance graphs and identified system bottlenecks.
  • Monitor Production system performance during business day.
  • Monitored system performance for potential problem areas.
  • Monitored and troubleshoot system performance and efficiency.
  • Developed scripts to monitor system performance.

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32. Ldap

low Demand
Here's how Ldap is used in Unix Systems Administrator jobs:
  • Participated in evaluating and implementing an LDAP authentication solution for the e-learning lab.
  • Maintained and configured a LDAP server for authenticating database users.
  • Configured LDAP for user authentication.
  • Developed a consolidated LDAP address book and web front-end, which was tied into synchronized user SQL back-end for UNIX Systems.
  • Installed, configured and supporting LDAP clients on AIX & Linux servers authenticating to Sun One LDAP server.
  • Deployed SSH, tripwire, LDAP / PAM module on the SUN platform servers and security management.
  • Implemented LDAP authentication to central corporate LDAP server on departmental NIS servers for Single Sign-On functionality.
  • Installed, configured and managed the LDAP servers which act as Authentication server for UNIX environment.
  • Install, configure and maintain LDAP on Linux servers for single sign-on.
  • Worked with LDAP to manage Unix Accounts/Groups for 400-500 users.
  • Migrated from Active Directory and Open Directory (OpenLDAP).
  • Installed LDAP as a naming service and user management tool.
  • Maintained server security by using LDAP server to authenticate users.
  • Configured newly built servers to authenticate users against LDAP.
  • Maintained user and group accounts in NIS and LDAP.
  • Migrated user accounts and profiles from NIS to OpenLDAP.
  • Implemented LDAP authentication to centralize user's accounts.
  • Manage user accounts in LDAP and Active Directory.
  • Installed and configured LDAP and IBM Registration.
  • Provide LDAP support for Client Services.

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33. Bash

low Demand
Here's how Bash is used in Unix Systems Administrator jobs:
  • Authored a variety of systems tools for user group membership and access control management in Bash shell scripting language.
  • Designed and wrote a Bash script to monitor the JVM full garbage collections and restart Tomcat as needed.
  • Created automated bash scripts to help reduce time to build systems from manual to automatic.
  • Use Bash Shell Scripting to schedule and automate processes including full and incremental backups.
  • Produced TCL and Bash programs to enable standardization of server configuration across all servers.
  • Automated day-to-day Unix server tasks by development of multiple scripts using Bash and Expect.
  • Experience writing BASH shell scripts and working knowledge of checkpoint firewall.
  • Create and maintain custom BASH scripts to assist in automation tasks.
  • Experience in Shell scripting bash to automate system administration jobs
  • Utilized Bash scripts to automate system administration tasks.
  • Employed Bash shell Scripting to automate basic tasks.
  • Used BASH shell for commands and scripts.
  • Implement system automation tasks using Python and BASH Build high performance/massively parallel code to support researchers needs.
  • Schedule cron jobs and used bash shell scripts to assist in automating various system administrators task.
  • Experience writing Bash Shell Scripts for work automation Experience scheduling periodic processes using the CRON utility.
  • Shell (ksh, bash) scripting for various admin related jobs.
  • Correct and create scripts (bash/sh/ksh) for customer and employees.
  • Experience working with Ansible and Bash scripting.
  • Experience in Shell scripting (ksh, bash) to automate system administration jobs Involved with client interaction.
  • Shell scripting in bash, ksh and csh depending on server environment.

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34. Kickstart

low Demand
Here's how Kickstart is used in Unix Systems Administrator jobs:
  • Utilized and documented effective process of Kickstart and ignite for systems builds/recovery.
  • Experience installing, upgrading and configuring RedHat Linux 5.x, 6.x using Kickstart Servers and Interactive Installation.
  • Invent, deploy and support Kickstart (KSDJ) and Bastion systems.
  • Performed Kickstart network installation of servers for Linux and Unix.
  • Set up kickstart to install Linux on servers and workstations.
  • Installed Linux Servers using Kickstart and satellite Deployment methods.
  • Used kickstart and CD-ROM to install operating system.
  • Installed and configured Linux by using Kickstart server.
  • Installed the KVM packages with kickstart file.
  • Provisioned new Linux VM using kickstart.
  • Developed Linux installation scripts using kickstart (RedHat Enterprise 5) and autoyast (SuSE Enterprise 9 and 10).
  • Installed OS by using Kickstart, and NIM methods Installation of patches and other software packages on OEL 5.5 Servers.
  • Experience in Setting up and configuring Install Server, Configuration Server and Boot Server for Kickstart and Jumpstart servers.
  • Install and provision new servers to the network using non-interactive kickstart and, jumpstart installation.
  • Performed kickstart Install and config of IBM & HP-Blade Chassis with RedHat Enterprise Linux 5.0.
  • Experience in creating ISO image using Cobbler kickstart server for Redhat LINUX installation.
  • Configured and used Jumpstart, Kickstart, Ignite and NIM to install OS.
  • Developed the KickStartMaker web portal, using Web2Py and MySQL. "
  • Installed OS by using Jumpstart and Kickstart methods.
  • Installed and configured McAfee EPO Agent on over 600 servers Built and configured a CentOS kickstart server and local yum repository.

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35. Technical Support

low Demand
Here's how Technical Support is used in Unix Systems Administrator jobs:
  • Supervised programming team, monitored server security, and trained technical support and customer service personnel.
  • Managed server maintenance support contracts with hardware and software manufacturer for ongoing technical support.
  • Installed and configured software/upgrades, maintained application availability and provided technical support to end-users.
  • Provide professional engineering support to field engineers, technical support and project managers.
  • Provide technical support and assist application developers, database administrators and web designers.
  • Provided primary response or directed problem to appropriate technical support.
  • Provided technical support for Data Center consolidation and transformation projects.
  • Provided 24/7 technical support to Production and development environments.
  • Provided Unix technical support for Passport/PeopleSoft project.
  • Contributed as second-level technical support for end-users.
  • Provided end-user technical support for applications.
  • Develop technical support and training documentation.
  • Provide additional technical support when needed.
  • Provided complex technical support to end-users.
  • Participated in training Technical Support Representatives.
  • Administered a Unix server, managing students accounts, mailboxes and Internet services * Provided technical support and training to Unix students
  • Provided systems administration services and technical support for a NASA, Goddard satellite data acquisition, storage, and analysis project.
  • Provided technical support to management on security policy, procedures, and selection of hardware and/or software to meet requirements.
  • Worked as project resource for supported customer group (The Hartford), building required hardware and providing technical support.
  • Managed the Available Server Environment (ASE) clustering software and hardware including upgrades, troubleshooting and technical support.

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36. Sparc

low Demand
Here's how Sparc is used in Unix Systems Administrator jobs:
  • Completed numerous installations and configuration of multiple SPARC servers.
  • Installed a computer network using a SUN SPARC 20 as the server, Novel Networking, and connecting PCs using PC-NFS.
  • Supported over 450 clients for different departments running Sparc-5 workstations, PC's, Macintosh, and laptops.
  • Maintained a LAN of approximately 200 Sun SPARC and Ultra workstations on a TCP/IP based network.
  • Configured NIS to allow centralized administration of the Train Tracking System consisting of twenty SPARC servers.
  • Provided on-call support for over fifty servers ranging from a Sparc5 to an E6000.
  • Planned and implemented multiple major systems installations (Sun, SPARC, RS6000).
  • Regenerate disk drives of Sun-Sparc, Ultra machines when the disk crashes.
  • Provided end user support for X-Term, SunRay, and Ultra-Sparc workstations.
  • Managed and maintained network system for around 500 SPARC and Linux servers.
  • Worked with Human Resources as employees transitioned by updating the SPARC2.
  • Installed various Packages and Patches on SUN SPARC and Intel Machines.
  • Installed/upgraded and configured SUN SPARC workstations and managed file systems.
  • Defined and configured Sparc20 and Ultra1 systems for workstation use.
  • Upgraded System Firmware on Sun SPARC Enterprise T5120/T5220/T5240 Servers.
  • Worked on SUN SPARC T series physical servers.
  • Used the TriTeal application for Sparc5, 10, 20, and Ultra1 systems.
  • SUN SOLARIS SPARC M3000 AND T5220 servers backup and recovery.
  • Provided standard system administration duties including implementing native UNIX security, user and group administration, and SPARCStorage disk array management.
  • Performed Intel platform hardware troubleshooting and Sparc platform hardware troubleshooting.

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37. Tomcat

low Demand
Here's how Tomcat is used in Unix Systems Administrator jobs:
  • Supported J2EE development under Apache/JBOSS/Tomcat including weekly version code releases.
  • Worked on Installation and Configuration of web and application servers like Tomcat, Apache, WebLogic, JAVA, and J2EE.
  • Configured and administered Web servers such as Apache, Tomcat, and IBM IHS.
  • Provided configuration, installation and technical support on web servers running Apache and Tomcat.
  • Installed and configure Apache and Apache tomcat server on Linux and Unix servers.
  • Worked on Troubleshooting Web Services API, Apache Tomcat, and CORBA issues.
  • Created and maintained the Python deployment scripts for Tomcat web application servers.
  • Supported Apache and Tomcat applications running on Linux and Unix servers.
  • Created and implemented the security configuration for Apache and Tomcat servers.
  • Perform application administration (Apache, MySQL, Tomcat)
  • Maintained Apache 2/ Tomcat integration for the Simulcast infrastructure.
  • Managed Oracle 9/10 databases and Apache/Tomcat web services.
  • Configured Apache HTTP and Apache Tomcat Servers.
  • Installed J2EE compliance web servers including Tomcat.
  • Reconfigured Tomcat services to run as an underprivileged user by leveraging iptables.
  • Installed, configured and Integrated Web/Applications Servers like Web Sphere, Web Logic, iPlanet, Apache, and Tomcat.
  • Provided support for web applications dependent on PKI and built on top of the tomcat and apache web platforms.
  • Upgraded from Apache 1.3.33 to Apache 2.2.8/Tomcat-Connector 1.2.25 - optimized timeouts and mod_jk including SSL.
  • Deployed updated web application archive files on Tomcat, some including Mvn flyway migrations.
  • Installed, configured and maintained Apache, Tomcat on Sun Solaris 8 web servers.

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38. Sendmail

low Demand
Here's how Sendmail is used in Unix Systems Administrator jobs:
  • Administered electronic mail infrastructure consisting of Sendmail and Cyrus IMAP.
  • Installed, configured, troubleshot, Sendmail SMTP relay hosts, SVN, and Apache Web Server.
  • Supported core network services including BIND, Sendmail, FTP and other data synchronization utilities.
  • Implemented and maintained a Sendmail SMTP E-Mail system for students, employees, and retirees.
  • Implemented and maintained mail servers and mailing lists for users using Sendmail and majordomo.
  • Researched solutions for company wide email procedures on HP 9000 using Sendmail.
  • Perform installation of software applications such as Sendmail and Apache web servers.
  • Establish network wide anti-span feature by customizing mail exchanger with SENDMAIL 8.8.8.
  • Monitored incoming and outgoing mail servers (sendmail and exchange).
  • Upgraded primary mail handler from SunOS to sendmail 8.9.1.
  • Configured sendmail, Network Information Service (NIS).
  • Maintain and upgrade corporate email handlers using sendmail.
  • Maintained Internet mail gateways using Sendmail.
  • Upgraded to Sendmail 8.8 for SMTP and POP3 mail transports.
  • Work with TCP/IP, DNS, sendmail.
  • Configured, administered and troubleshot user issues with Sendmail, Eudora, and Microsoft Outlook.
  • Maintained Linux servers running Sendmail as MTAs to pass recruit information to parents and candidates.
  • Provided support for local and remote users Installed and Configured Sendmail Utility on UNIX Servers.
  • Installed and configured Domain Name Servers, Apache, Squid, Qmail, Sendmail.
  • Migrated mail from IBM mainframe based PROFS Notes to Unix based Sendmail using Sequent/OS.

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39. Suse

low Demand
Here's how Suse is used in Unix Systems Administrator jobs:
  • Installed & configured SuSE Linux for CVS Repositories.
  • Upgrade OS and Firmware for LINUX SUSE servers.
  • Installed VMware tools, changed IP address and re-started SuSE Linux 9 virtual machine for VM migration.
  • Install, Configuration, Administration of Suse Linux 9 servers.
  • Installed SUSE Linux and supported Vmware server.
  • Work daily with UNIX (Solaris), Linux (SUSE) Windows systems.
  • Maintained Linux installation, patch repositories (RedHat Satellite, mrepo, SuSE SMT) and VMware Linux templates.
  • Installed, supported, and maintained Redhat Enterprise, openSuSE, and SLED servers and associated system daemons.
  • Installed and maintained Solaris and SuSE web servers, mail servers and file servers for the Miramax Company.
  • Administrated Linux cluster consisting of 128 nodes running both on Redhat and Suse.

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40. Websphere

low Demand
Here's how Websphere is used in Unix Systems Administrator jobs:
  • Involved in problem tracing, performance tuning, trouble shooting of problems related to the applications deployed on WebLogic and WebSphere.
  • Involved in complete infrastructure setup and configuration, which included WebSphere MQ 5.1 and SiteMinder 6.0.
  • Support IBM WebSphere Application Server and WebLogic on Linux and AIX servers.
  • Administered, configured, tuned and troubleshoot WebSphere in a clustered environment.
  • Experienced in applying patches for WebSphere Application Server, IBM HTTP Server.
  • Installed, configured and administered the WebSphere Application Server on UNIX.
  • Web Server/Websphere administration and Mercury.
  • Involved in Installing, configuring and upgrading WebSphere Application Server v 5.1, v 6.1, and maintaining Websphere MQ.
  • Installed F-Secure SSH client Exposure to Application Servers, Web Servers like WebSphere, Web logic, Iplanet and Apache.
  • Installed, configured, and maintained WebSphere 5.1 application servers utilizing DB1 version 7.2 with FP11 on Sun Solaris.
  • Team Lead for the implementation of the following DCFS monitoring tools: Wily WebSphere and Compuware Vantage tools.
  • Deployed and maintained J2EE applications using WebSphere Application Server, JBoss and web applications using Tomcat/Apache.
  • Install, configure, and administer MQM, WebSphere, Netscape3.x/4.x, MQ WebSphere Workflow applications.
  • Administered IBM Websphere on production servers conducting changes as requested using Model 1 change management techniques.
  • Key contributor to the success of Stapleslink website migration from Microsoft.net to IBM WebSphere.
  • Start and stop servers when necessary (Websphere, Apache, AIX Servers).
  • Support for AIX, ClearCase and Websphere.
  • Administered Weblogic Server and IBM WebSphere MQ.
  • Install Sun Fire V880, support Oracle, Websphere for the billing system.
  • Web Technologies: HTML, Apache 2.x/3.x, Weblogic 8, WebSphere 4.0/5.0

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41. CPU

low Demand
Here's how CPU is used in Unix Systems Administrator jobs:
  • Worked on Monitoring System Performance of Virtual memory, Managing Swap Space, Disk utilization and CPU utilization.
  • Provided exact details for the new IBM systems, including CPU, RAM I/O Cards and card placement.
  • Monitored System Performance - Virtual memory, System events, Disk utilization, and CPU utilization.
  • Monitored environment's file systems, CPU processes, server loads and connectivity with Big Brother.
  • Monitor systems CPU, memory and disk utilization and network statistics using Wire Shark technology.
  • Monitored system resources (Memory, Disk Space, CPU, Processes) through CLI.
  • Monitored memory, CPU and disks usage identifies and fixes cases to maintain servers.
  • Monitored the system for CPU utilization & made job & process adjustments.
  • Installed LSF, CPU Load Sharing Facility, for compiler jobs.
  • Conducted all Unix CPU load balancing and scheduling of batch jobs.
  • Upgraded memory and CPU with assistance from hardware vendors.
  • Managed disk space and monitored CPU utilization on systems.
  • Configure CPU, memory, and disks as required.
  • Upgrade CPU firmware and configure room UPS monitoring software.
  • Configured CPU, memory, and disk partitions.
  • Installed nmon2web to monitor LPAR CPU usage.
  • Swapped bad DIMMS, CPUS, etc.
  • Performed mailbox moves of Verizon Fios users to prevent space issues and high CPU load on 20 Message Stores.
  • Monitor and maintain system parameters as it pertains to cpu, memory, I/O and swap space usage.
  • Monitor UNIX server assets and system resources ( Memory, CPU utilization, Disk capacity, etc).

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42. Korn

low Demand
Here's how Korn is used in Unix Systems Administrator jobs:
  • Created KORN Shell scripts to monitor system resources and maintenance.
  • Created Korn shell Scripts for WebSphere Start/Stop, Oracle DB Start/Stop and File System Usage Alerts in Production Environment.
  • Developed Korn shell UNIX scripts to automate systems administration tasks, system security, and troubleshooting system problems.
  • Maintain system security by writing Korn shell scripts, merge NT 3.5 environments with existing UNIX systems.
  • Skilled at vi editor, facilitating configuration changes, modifications in Korn Shell on a regular basis.
  • Worked on removing multiple users present on all the servers in the environment using korn shell scripting.
  • Created and maintained shell utilities (mostly Korn shell) to streamline daily operations and support.
  • Experience in creating and maintaining script and automation using Bourn Shell, KornShell and COBOL.
  • Developed and maintained Korn shell scripts to automate the delivery and activation of enterprise software.
  • Worked on korn shell scripting for submitting the jobs and scheduling the jobs for servers.
  • Develop and maintain simple Korn shell scripts to gather necessary server and user information.
  • Developed Korn Shell scripts used for troubleshooting, monitoring, and maintenance of applications.
  • Created korn shell scripts to aid in daily operations and monitoring/reporting for TSM environment.
  • Optimize or develop, and test package fail over with Korn shell scripts.
  • Used tar and Korn shell scripts with CRON entries for backups and compression.
  • Maintained and wrote Korn shell scripts to keep email to database interface working.
  • Created Unix Korn Shell Scripts to aid in maintenance and monitoring.
  • Developed administrative programs using Python, Borne and Korn shell scripting.
  • Worked extensively in Korn(K-Shell) and Bash Shell Scripting.
  • Develop Shell scripts (Korn) for automating the batch jobs.

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43. NIM

low Demand
Here's how NIM is used in Unix Systems Administrator jobs:
  • Categorized, processed and scheduled resolution of trouble calls by diagnosing software and hardware problems minimizing mission impact.
  • Restructured and consolidated a FreeBSD server cluster with minimal customer impact.
  • Coordinated with customers which ensured minimal application impact.
  • Install and support enterprise-level 3D-animation packages.
  • Debug problems with minimum supervision.
  • Developed a maintenance application to allow the operations staff the ability to support the application with minimal knowledge of the system.
  • Experienced with installing and upgrading operating system on client using various methods including NIM installation using and creating LPP_SOURCE and SPOT.
  • Performed refreshes and migrated several AIX servers to LPARS within an IBM Power 770 which includes VIO and NIM servers.
  • Planed and executed software and hardware platform changes with minimal disruption in service to the client for the patching.
  • Create profiles and perform NIM server builds of 4 LPARS working with Advanced System Management Interface (ASMI).
  • Planned and executed many large moves of hardware with a minimum of downtime and a high level of quality.
  • Utilized usage interrogation software to ensure the maximum product availability while at the same time minimizing cost.
  • Coordinated with vendors and other Cricket internal teams resulting in minimized downtime and time of repair process.
  • Handled NIM, User & System Resource management, job scheduling, and Paging Space management.
  • Experience in LPAR/DLPAR technology for installing partitions through NIM and Managing partitions through HMC Console.
  • Install, configure, manage, NIM server and installing clients using NIM resources.
  • Responded to problem tickets, to ensure services were restored with minimal down time.
  • Worked with various methods of AIX Installation/Migration using Network Installation Manager (NIM).
  • Created and configured LPARS in HMC, using NIM to install and manage LPAR.
  • Write scripts for various purpose to automate repeatable tasks and to minimize human errors.

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44. Logical Volumes

low Demand
Here's how Logical Volumes is used in Unix Systems Administrator jobs:
  • Maintained System Security to SOX guidelines while configuring RAID Mirrored logical volumes.
  • Created physical and logical volumes/groups using logical volume manager.
  • Managed physical volumes, volume groups and logical volumes using AIX LVM in IBM p-series/Power5 servers and replaced failed disk.
  • Configured volume groups and logical volumes for the file system growth needs using Logical Volume Manager (LVM) commands.
  • Monitor logical volumes mirrors, manage disk space, and use System Management Interface Tool (SMIT).
  • Created Disk partitions, logical volumes and backup's using Logical volume manager (LVM).
  • Manage volume groups, logical volumes, file systems, swap space, and dump space.
  • Created Volume Groups, Logical Volumes and File Systems using LVM on Linux/AIX.
  • Created Logical Volumes and design the environment to the job's directions.
  • Manage Linux file systems, logical volumes, system logs and journal.
  • Configure Volume Groups, Logical Volumes and File Systems as required.
  • Created and maintained volume groups, logical volumes and file systems.
  • Applied OS updates and configured logical volumes using LVM.
  • Implemented RAID and logical volumes using VERITAS Volume manager.
  • Created Logical Volumes on RedHat Linux using LVM.
  • Managed logical volumes and filesystems for several remotely managed hospital servers.
  • Configured and maintained the volume groups, logical volumes using LVM, VERITAS Volume Manager and Solaris Volume Manager.
  • Created Logical Volumes, Volume Groups and filesystems using LVM on AIX.
  • Configured Volume Groups; Logical Volumes and filesystems.
  • Extend existing unencrypted ext4-formatted logical volumes Introduced new servers to the network.

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45. Nagios

low Demand
Here's how Nagios is used in Unix Systems Administrator jobs:
  • Install, configure, troubleshoot, monitor and acknowledge all NAGIOS alerts locally.
  • Resolved system issues reported NAGIOS monitoring tool.
  • Experienced implementing monitoring tools such as Ganglia and Nagios to monitor node availability and performance.
  • Installed, configured and administered Nagios for monitoring vital server parameters and performance metrics.
  • Developed and implemented network monitoring solutions using Nagios and Big Brother.
  • Re-configured Nagios open source server monitoring software.
  • Utilized and deployed Nagios monitoring software.
  • Monitor critical mission systems using Nagios.
  • Managed monitoring systems with nagios.
  • Monitored server performance using Nagios.
  • Created Nagios scripts to monitor systems states and analyze overall performance of AIX / Linux servers.
  • Integrated this into nagios, which allowed alerts to be sent for everyone to see.
  • Configured and installed Nagios Monitoring tool on different versions of Linux and Windows Servers.
  • Installed Nagios server to supplement (and eventually supplant) existing monitoring solution.
  • Experience with third party monitoring tools (Nagios) to optimize the environment.
  • Installed Nagios and configured in test lab to monitor resources and services.
  • Maintain and support Nagios monitoring tool that monitors all company systems.
  • Organized, tuned, and enhanced their Nagios monitoring system.
  • Worked with Nagios Network management and System monitoring tools.
  • Added all system components to Nagios and CA Spectrum.

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46. Capacity Planning

low Demand
Here's how Capacity Planning is used in Unix Systems Administrator jobs:
  • Performed daily system administration, upgrades, performance management, and capacity planning for Digital Unix servers supporting enterprise ERP application.
  • Performed troubleshooting, networking, security, services, reporting, monitoring, database-backed management, capacity planning, and strategic planning
  • Performed all roles of systems administrator including capacity planning and system performance tuning for most efficient utilization of system resources.
  • Created and maintained system critical recovery information documentation Project /Capacity planning for all UNIX systems.
  • Determined requirements, architecture & some implementation details (initial capacity planning).
  • Performed hardware maintenance for collocated servers, including equipment replacement and capacity planning.
  • Planned and implemented hardware upgrades, performed growth analysis and capacity planning.
  • Perform server maintenance, capacity planning and forecasting and performance tuning.
  • Generate utilization and capacity planning reports and recommend system improvements.
  • Monitored systems and provided regular performance reports supporting capacity planning.
  • Conducted system performance analysis and capacity planning to justify upgrades.
  • Managed systems and applications capacity planning and remediation.
  • Monitored systems performance for capacity planning.
  • Provided capacity planning and evaluation.
  • Performed installation, monitoring, capacity planning, performance tuning and problem resolution of all UNIX and storage related issues.
  • Network design, custom scripting, and capacity planning for high-availability SUN Enterprise systems for a national ISP.
  • Project lead of capacity planning and implementing the design structures of varied clients.
  • Provide Unix architectural design and capacity planning for all DCFS applications and databases.
  • Designed the monitoring and testing systems in support of capacity planning.
  • Performed capacity planning, recovery and end user training.

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47. Centos

low Demand
Here's how Centos is used in Unix Systems Administrator jobs:
  • Configured Nessus, scanned for, and corrected security issues on Linux (CentOS & OpenBSD) servers.
  • Provided 1st & 2nd level 24 x 7 technical supports.Environment:-RedHat Enterprise 4 / 5 / 6Centos Enterprise 5 / 6
  • Installed and configured Apache, MySQL and PHP (LAMP) Centos 6/7 server.
  • Installed and configured a samba server on Solaris 10 and Centos 6.5 and mapping to the Windows 2008 server.
  • Introduced Servers (Solaris Centos and RedHat) into the network.
  • Add/deleted NIS passwords and hosts Installed or reconfigured clients with Linux CentOS on Dell Opti-plexes and Solaris 8 on Ultras 5s
  • Job Responsibilities: Worked on Redhat 5.x, 6.x and Solaris 10,12 and CentOS operating systems.

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48. Hacmp

low Demand
Here's how Hacmp is used in Unix Systems Administrator jobs:
  • Implemented high availability solutions using Network Dispatcher and HACMP.
  • Assisted team in migrating from HACMP 4.3 to 5.1 and from HACMP 5.3 to 5.4 and performed Global Mirroring.
  • Implemented cluster systems on IBM Systems p servers and performed monitoring of the clusters using IBM HACMP 5.2.
  • Created two node active-passive HACMP clusters and migrated a HA cluster from a power5 to power6 frame.
  • Clustered multiple RS/6000 machines on AIX 5.1 using HACMP, configured HACMP cluster to keep applications running.
  • Support DR tests by failing over HACMP clusters or performing out necessary SA tasks during the test.
  • Managed Mission critical Billing application to four 9s availability supporting 24TB of oracle DB and HACMP.
  • Designed, installed and configured HACMP cluster environment, with cascading and mutual takeover.
  • Train new hires and mentor colleagues on AIX, HACMP on KP environment.
  • Worked on creating clusters and assigning Resource Groups to clusters using HACMP.
  • Install and configure two nodes HACMP cluster to keep database highly available.
  • Developed test plans and tested new functionality of HACMP and HACMP/XD.
  • Administered several nodes with HACMP software over WAN.
  • Experience in planning and implementation of HACMP systems.
  • Created active and passive clusters in HACMP.
  • Specialized in HACMP clusters in VIOC environment.
  • Installed and configured two node HACMP Clusters.
  • Experience in building and managing HACMP clusters.
  • Assisted with HACMP configuration and support.
  • Supported servers with HACMP 6.1/5.2.

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49. Production Environment

low Demand
Here's how Production Environment is used in Unix Systems Administrator jobs:
  • Test and customize new knowledge modules to monitor an application specific environment and migration to production environment.
  • Developed implementation and test plans that minimized downtime and impact to the production environment.
  • Prepare detailed documentation release procedures for Disaster Recovery and production environment as well.
  • Set up and configured MC/Service guard clusters providing high availability for production environments.
  • Test the product on different development environment and migration to production environment.
  • Performed fault analysis and problem resolution on production environment servers as needed.
  • Developed and maintained a procedure for deployment into a production environment.
  • Configured and supported cross platform server migrations in a production environment.
  • Trained new NOC personnel on supporting production environment and proper escalations.
  • Designed implementation model to transition from development to production environment.
  • Manage system resources to maintain production environment high availability.
  • Install and migrate development applications into production environments.
  • Implemented and documented systems for high-volume production environment.
  • Support of production environments housing financial services.
  • Worked closely with IT staff to support numerous servers, which comprised development, QA, and production environments.
  • Followed strict change control protocols for changes to servers in development, staging, test, and production environments.
  • Implemented, Installed and supported High availability clustering environment HACMP (v 5.3) for test and production environment.
  • Installed and configured sun management center 3.0 in to production environment for physical and logical view of all systems.
  • Worked as an on-line production support - doing the needful in fixing the problems arising in the production environment.
  • Analyze key areas and recommend or correct factors to sustain the production environment or committed service levels.

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50. RPM

low Demand
Here's how RPM is used in Unix Systems Administrator jobs:
  • Performed OS security hardening, patching, and upgrade and manage system packages via RPM and YUM package management.
  • Installed, upgraded and managed packages as well as the dependencies through RPM.
  • Installed, updated, removed and querying/troubleshot packages using RPM and YUM tools.
  • Managed and installed packages using yum and rpm tools.
  • Installed rpm packages on REHL 5 & 6 servers.
  • Maintained custom software installation using Solaris packages and Linus RPM.
  • Configured LVM, installed & updated Patches, RPMs administration.
  • Experience using YUM and RPM for package management Logical Volume Management maintenance Used VI editor to edit necessary files.
  • Installed and configured openSSH, SunSSH by pkgadd and rpm.

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20 Most Common Skill for an Unix Systems Administrator

Production Servers14.7%
Solaris10%
Veritas9.8%
Web Servers5.4%
File System5.2%
System Administration5%
AIX4.9%
Disk4.9%

Typical Skill-Sets Required For An Unix Systems Administrator

RankSkillPercentage of ResumesPercentage
1
1
Production Servers
Production Servers
10.4%
10.4%
2
2
Solaris
Solaris
7.1%
7.1%
3
3
Veritas
Veritas
6.9%
6.9%
4
4
Web Servers
Web Servers
3.8%
3.8%
5
5
File System
File System
3.7%
3.7%
6
6
System Administration
System Administration
3.5%
3.5%
7
7
AIX
AIX
3.5%
3.5%
8
8
Disk
Disk
3.5%
3.5%
9
9
Database
Database
3.4%
3.4%
10
10
OS
OS
3%
3%
11
11
DNS
DNS
2.9%
2.9%
12
12
NFS
NFS
2.7%
2.7%
13
13
SAN
SAN
2.4%
2.4%
14
14
Setup
Setup
2.3%
2.3%
15
15
Hp-Ux
Hp-Ux
2.1%
2.1%
16
16
Red Hat
Red Hat
2.1%
2.1%
17
17
NIS
NIS
1.9%
1.9%
18
18
Recovery Procedures
Recovery Procedures
1.8%
1.8%
19
19
Vmware
Vmware
1.8%
1.8%
20
20
Linux
Linux
1.7%
1.7%
21
21
Perl
Perl
1.7%
1.7%
22
22
EMC
EMC
1.7%
1.7%
23
23
Troubleshoot
Troubleshoot
1.6%
1.6%
24
24
LVM
LVM
1.6%
1.6%
25
25
Unix
Unix
1.6%
1.6%
26
26
User Accounts
User Accounts
1.4%
1.4%
27
27
SQL
SQL
1.4%
1.4%
28
28
Rhel
Rhel
1.4%
1.4%
29
29
Windows XP
Windows XP
1.1%
1.1%
30
30
SSH
SSH
1.1%
1.1%
31
31
System Performance
System Performance
1%
1%
32
32
Ldap
Ldap
1%
1%
33
33
Bash
Bash
0.9%
0.9%
34
34
Kickstart
Kickstart
0.9%
0.9%
35
35
Technical Support
Technical Support
0.9%
0.9%
36
36
Sparc
Sparc
0.8%
0.8%
37
37
Tomcat
Tomcat
0.8%
0.8%
38
38
Sendmail
Sendmail
0.7%
0.7%
39
39
Suse
Suse
0.7%
0.7%
40
40
Websphere
Websphere
0.7%
0.7%
41
41
CPU
CPU
0.7%
0.7%
42
42
Korn
Korn
0.7%
0.7%
43
43
NIM
NIM
0.7%
0.7%
44
44
Logical Volumes
Logical Volumes
0.7%
0.7%
45
45
Nagios
Nagios
0.7%
0.7%
46
46
Capacity Planning
Capacity Planning
0.7%
0.7%
47
47
Centos
Centos
0.6%
0.6%
48
48
Hacmp
Hacmp
0.6%
0.6%
49
49
Production Environment
Production Environment
0.6%
0.6%
50
50
RPM
RPM
0.6%
0.6%

32,052 Unix Systems Administrator Jobs

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