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Top 50 Senior Unix Systems Administrator Skills

Below we've compiled a list of the most important skills for a Senior Unix Systems Administrator. We ranked the top skills based on the percentage of Senior Unix Systems Administrator resumes they appeared on. For example, 10.6% of Senior Unix Systems Administrator resumes contained Veritas as a skill. Let's find out what skills a Senior Unix Systems Administrator actually needs in order to be successful in the workplace.

These are the most important skills for a Senior Unix Systems Administrator:

1. Veritas

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high Demand
Here's how Veritas is used in Senior Unix Systems Administrator jobs:
  • Support the client personnel in preparing backup and recovery planning for UNIX systems using VERITAS NetBackup.
  • Applied Oracle recommended patch clusters and VERITAS patches.
  • Implemented Veritas Volume Manager to optimize disk arrays which included disk mirroring and RAID implementation.
  • Engineered Veritas high availability solution for AIX.
  • Included automated installation and configuration of volume management software (Veritas and DiskSuite) and various third party software.
  • Worked on creating disk groups, volumes, deporting, importing disk groups using veritas volume manager 5.1.
  • Managed and configured the system environment through Veritas volume manager and VCS.
  • Configure & support Veritas Cluster Services (VCS) where required.
  • Install configure & support Veritas Cluster Services (VCS).
  • Support of Sun Clusters and Sun & Veritas volume managers.
  • Managed A1000 and A5200 storage arrays with Veritas Volume Manager.
  • Configured and administered Veritas Volume Manager, Sun Disk Suite.
  • Added a new storage and brought them under Veritas control.
  • Included the integration of Veritas Volume Manager, C++ compilers, NIS user management, and Legato Networker for backup purposes.
  • Managed engineering domain composed of 100+ Solaris workstations and SPARC 3000 servers with multiple SPARC Storage Arrays under Veritas VxVM.
  • Used VERITAS Netbackup for backup management of Oracle database, Informix database and files over the LAN and the WAN.
  • Performed system backups and restores of all E*TRADE production machines using Veritas Netbackup System.
  • Implemented IPMP, Veritas Volume Manager and Solaris Disk Suite solutions.
  • Upgraded Veritas VXTSvxvm3.2 and VXTSvxfs 3.4 to 5.0.
  • Install Veritas Volume Manager, Veritas Cluster Server on Sun V-1280 and cluster two applications, Sheer and Trendium.

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2 Veritas Jobs

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2. Production Servers

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high Demand
Here's how Production Servers is used in Senior Unix Systems Administrator jobs:
  • Managed Unix and network operations encompassing over 50 globally distributed development, staging and production servers
  • Respond to alarms/alerts on production and non-production servers.
  • Led the Tripwire implementation project, configured Tripwire server, and installed clients on UNIX production servers.
  • Create change order request to Harden production servers and resolve it once Hardening is completed.
  • Performed system migration, upgrade, and testing of Production Servers for various Projects.
  • Created production shell scripts for monitoring and troubleshooting issues with the production servers.
  • Tested and putting new Ross ERP program into Development and production servers.
  • Upgrade Patches, Packages and firmwares on about 300 production servers.
  • Upgraded AIX TL on multiple production and non production servers.
  • Handle Critical outages for all the production servers.
  • Provide support for all critical production servers.
  • Monitor and perform backups and recovery of Production servers and development servers using Legato Networker and ATL 1000 DLT Library.
  • Provided Solaris 9/10, Red Hat Linux AS 4 Administration for development, stage, and production servers.
  • Managed development SUN servers and client production servers (100 servers - Solaris 8,9, 10).
  • Schedule and coordinate hardware service calls with the Sun, Netapp and Hitachi for the production servers.
  • Carried out all beta installations of Solaris and RedHat Linux prior to releasing to production servers.
  • Supported all Sun Solaris production servers.
  • Provided updates to several Solaris Production Servers via transmittals.
  • Set up and maintained Shell script cron jobs for automated reporting on all production servers.
  • Involved with Solaris 9, 10 live upgrades on production servers from Solaris 8.

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3. Solaris

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high Demand
Here's how Solaris is used in Senior Unix Systems Administrator jobs:
  • Apply patching to global zones, as well as kernel patching many Solaris servers to meet company standards.
  • Supported Sun Solaris UNIX based systems at client site of US Securities and Exchange Commission on EDGAR project.
  • Installed and configured various Sun M series servers many Solaris whole-root zones running Oracle DB's.
  • Persuade business units to use Solaris 10 to increase server density and lower TCO.
  • Install and configure Solaris versions 8, 9 &10 on Sun Enterprise systems.
  • Installed and configured four V880s and V440 Servers with Solaris 10.
  • Administered Solaris desktops and servers for multiple Fixed Income businesses.
  • Migrated from/to BSDI, Solaris, and FreeBSD systems.
  • Supported Solaris platform for large scale data mart for integration into existing award-winning online transactional payment system.
  • Performed virtualization of Solaris servers using Zones and Containers.
  • Worked on project for building Oracle HA cluster with Solaris 10, 3x3 node Sun Cluster 3.1 on E25K domains.
  • Utilized DTrace in Solaris 10 for Performance Tuning of the Operating System and User Programmers.
  • Jumpstart Solaris and RedHat 5/6 servers and provision SAN storage from DMX array.
  • Installed, patched and upgraded Sun Solaris, DYNIX/ptx Operating systems.
  • Created LDOMs, installed Solaris, created volumes, installed packages.
  • Worked with Sun PS consultant to implement Solaris Custom Jumpstart to standardize server configurations and facilitate rapid, automated server buildout.
  • Jumpstart Solaris servers, custom configure, install packages, patches, harden, installing using flar images.
  • Managed the migration of a new Perforce instance from Solaris 8 SPARC server to a Solaris 10 zone.
  • Support Solaris X.86 OS 10 on Dell platforms; Built new Sun Sparc stand alone servers.
  • Implemented Virtualization using hardware nPars/ vPar / Solaris Zones (domains/partitions on Sun/HP).

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8 Solaris Jobs

No jobs at selected location

4. AIX

demand arrow
high Demand
Here's how AIX is used in Senior Unix Systems Administrator jobs:
  • Install IBM AIX 5 versions and vendor required maintenance levels to client standard, setup all networking and SAN connectivity.
  • Support large CATIA install base on IBM AIX server/workstation platform, update operating system and firmware for environment.
  • General administration and support with Remedy ticket support system, including IBM AIX versions 5 and 4.
  • Designed/Engineered/implemented a Plan to Migrate AIX Production Servers from HP EVA5000 TO EVA8000 with minimal Downtime.
  • Transitioned the OS for a large enterprise Cache Database from Windows to AIX.
  • Installed and maintained all AIX, SUN, and Windows Perl distributions enterprise-wide.
  • Installed and maintained Apache Web Servers on our AIX & SUN servers.
  • Migrated UniData database from VMS to a highly available AIX environment.
  • Provide backup support for the AIX Unix systems administrator.
  • Provided remote technical support for the AIX software team.
  • Design, transition, and support UNIX (mainly AIX and HP-UX) servers.
  • Maintain AIX 5/Linux Redhat environment including installation, tuning, and maintenance updates including application specific system patches.
  • Configured IBM P6 and P5 for production, staging and test environments Logical Volume Management (LVM) administration of AIX.
  • Employed to build and support servers in a mixed environment (Windows/AIX/HP-UX/Solaris).
  • Implement and support AIX network concepts such as GPFS and HACMP cluster topologies.
  • Maintain and install AIX mksysb images for Disaster Recovery via NIM server.
  • Support IBM AIX version 5.x, HP-UX and Linux RedHat/Suse servers.
  • Manage AIX and Linux Redhat UNIX environment.
  • Supported a large multi-site heterogeneous environment consisting of Solaris, AIX, HPUX, Tru64 and Linux.
  • Configure IBM AIX "out-of-box" servers for TCP/IP networking.

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3 AIX Jobs

No jobs at selected location

5. Web Servers

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high Demand
Here's how Web Servers is used in Senior Unix Systems Administrator jobs:
  • Managed Apache Web servers utilizing custom tools to provide user information to security for reporting of associate activity.
  • Managed Java and Apache web servers with Resonate - controlled Resonate pools, tested web servers, fixed problems.
  • Launched BMC Patrol monitoring solution to assess performance of Sun Web servers for e-banking systems.
  • Configure Web Servers, DNS Services, Database Servers, Mail Servers and Application Servers.
  • Install and manage VeriSign SSL certificates for all (OF) web servers.
  • Perform application setup, such as configuring Apache to run customized web servers.
  • Supported production and development web servers running CentOS on Dell hardware.
  • Improved backup scheme for Oracle databases and supporting web servers.
  • Installed and configured Apache HTTPD and MS IIS web servers.
  • Install and support Apache and Netscape Enterprise Web Servers.
  • Configured and managed Apache web servers.
  • Administered Apache and Netscape web servers.
  • Update, install, & configure departmental web servers (Apache & IIS).
  • Managed anonymous FTP, list service, Web servers, print service, POP3, Sendmail, Usenet news and DNS.
  • Supported the Primehost web hosting service by maintaining web servers and hosts for customers on shared SGI and DEC machines.
  • Migrated and upgraded application (ColdFusion, PHP, apache tomcat) and web servers (Apache).
  • Supported Red Hat Linux web servers as a Java Jboss server for web infrastructure build/deployment projects.
  • Troubleshooted in-house web applications running on Tomcat 4, Apache 2.0 and JBoss web servers.
  • Installed, monitored and supported Web servers and Application Servers on Soalris servers.
  • Managed and trouble-shooted Sun Java Web servers.

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6. OS

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high Demand
Here's how OS is used in Senior Unix Systems Administrator jobs:
  • Performed the migration of critical plant production applications into a MC/ServiceGuard cluster, providing a fault-tolerant environment for those critical applications.
  • Improved delivery times and service levels while simultaneously reducing costs by leading efforts to strategically and cost effectively align technology initiatives.
  • Support post-migration application and data testing for user acceptance.
  • Assisted with the implementation of alert management using SNMP traps and alerts across UNIX resources integral to business continuity.
  • Perform monthly Sun recommended cluster patches (DoD Repository Patch site) to upgrade on all Sun servers.
  • Configure and maintain Tape library and tape drives within NetBackup and at OS level in a SAN configuration.
  • Instituted global processes, procedures, and automated deployments to drive universal change across the UNIX environment.
  • Modified hardware layout when necessary and worked with network personnel for drop to closet connections.
  • Integrate new servers and new systems setting up OS, configuring RAID, clustering.
  • Tuned system parameters for special purposes such as Oracle performance and/or OS performance.
  • Partnered with cross-functional teams in the development of three critical applications.
  • Performed analysis of risk factors and incident costs.
  • Perform large upgrades across multiple systems.
  • Support the following OS levels: 10, 9 & 8.
  • Architected for Oracle Replication between San Jose and remote site(s), testing and development ongoing.
  • Provided technical expertise in developing and standardizing Operating system builds across the UNIX and VMware environment.
  • Network, OS, Hardware, or application)
  • Worked closely with Opsware Engineers on various projects to implement new Opsware installations, new images, and new imaging methods.
  • Documented howtos, policies, procedures, and system audits in a TWiki-based knowledge management system.
  • Experience in studying the kernel performance issues using various utilities like topas, vmstat, svmon, iostat and nmon reports.

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3 OS Jobs

No jobs at selected location

7. EMC

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high Demand
Here's how EMC is used in Senior Unix Systems Administrator jobs:
  • Discovered, configured and created file systems on SAN Storage (EMC and Hitachi Power Devices).
  • Analyzed and reconfigured servers security in gaining access to EMC SAN storage.
  • Planned and implemented of EMC San migration from DMX to VMAX.
  • Monitor performance between HP VTL tape array and EMC data domain.
  • Experience in EMC Symmetric, Clarion and Brocade Fiber Switches.
  • Supported the EMC bin file updates for new storage requirements.
  • Manage disk storage on EMC drives using EMC software.
  • Configured with an EMC DL210 VTL, IBM Scalar 24 and HP MSL2024.
  • Isolate and debug problems relating to network configuration, server bottlenecks, EMC pathing issues, and core dump analysis.
  • Migrated various SAN attached Sun/HP servers from EMC Symmetrix to various DMX frames using host level mirroring.
  • Functioned as the sole storage administrator in support of an EMC CLARiiON CX700 SAN environment.
  • Subject Matter Export on HP MC/ServiceGuard, HPUX Performance/Tuning, and EMC Symmetrix Manager.
  • Installed and Configured EMC/SAN disks in Solaris, HP-UX and RHEL Linux Servers.
  • Implemented and maintained SAN storage on EMC Symmetrix and IBM DS4500.
  • Sole technical support for EMC CLARiiON SAN.
  • Worked on Solaris MPxIO, EMC Power Path configuration for SAN redundancy and involved in power path upgrades.
  • Provisioned all SAN disk space for all UNIX based systems utilizing EMC Clariion and EMC Symmetrix.
  • Configured SAN (EMC Symmetrix, CLARiiON Logical Devices) and created file systems.
  • Major recommendations include upgrade to Netbackup 7.0 and Avamar 5.0.4.30, implement NBU-SSO, Avamar NDMP accelerator and EMC's DPA.
  • Support UNIX ( Solaris, IBM AIX, Redhat Linux) and Storage Devices ( EMC, Hitachi).

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8. Disk

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high Demand
Here's how Disk is used in Senior Unix Systems Administrator jobs:
  • Redesigned Applications Group disk/data access for redundancy and performance enhancements, and integrated with LeftHand networks SAN.
  • Performed capacity analysis, monitored and controlled disk space usage on systems.
  • Worked and performed data-center operations including disk replacement.
  • Configure the SAN and LAN network adapters to Mass Storage Disk Devices and Automated Tape Libraries for data restores.
  • Project Lead for HP Data Protector enterprise wide backup scenario using both Storage tape silos and SAN disk backups.
  • Experience in Configuring and Managing Virtual Disks, Disk Mirrors & RAID 0, 1 & 5 Levels.
  • Fix clustering issues, Work with VERITAS disk management software to fix failed drives on clustered systems.
  • Experience in adding and configuring devices like hard disks and backup devices etc.
  • Performed Alt Disk Backups before upgrading the OS and applying the Security Patches.
  • Export and import volume groups and Disk groups during migration of databases.
  • Supported Oracle RAC, ASM, adding ASM disks, configuration.
  • Created the mirror root disk using different controllers.
  • Replace disks in case of failure.
  • Mirrored disks using Solstice DiskSuite.
  • Configured and managed virtual disks using RAID (0, 1, 5, 0+1,1+0) levels.
  • Monitored Solaris server performance and disk utilization.
  • Installed, configured and maintained all Solaris systems OS disk with ODS.
  • Provide disk management of Clariion fiber channel disks configured under Raid-5.
  • Saved thousand dollars by configuring disk space.
  • Performed typical daily sys admin checks (user management, disk management, hardware, backups, and software integrity checks.

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9. File System

demand arrow
high Demand
Here's how File System is used in Senior Unix Systems Administrator jobs:
  • Configured distributed file systems and administering NFS server and NFS clients and editing auto-mounting mapping as per system / user requirements.
  • Initialized the allocated SAN storage (SRDF/non-SRDF) to servers and builds the file systems as per requirement.
  • Post build configurations, checks, updating, security checks, file systems, permissions and packages.
  • Created File systems from local storage as well as NFS partitions for application portability.
  • Perform system security checks, system monitoring, and file system reviews.
  • Created User, Groups, file systems per client requirement.
  • Monitor the file systems and CPU load for better performance.
  • Create SSA Volume groups and file systems for applications.
  • Configured file systems for installation of Oracle instances.
  • Detect and correct the file system errors.
  • Patch, Packages Installation, Disk and File system Management Using Bash scripts for day to day activities.
  • Converted data file system into ASM (raw) devices Replaced faulty hardware: drives, memory.
  • Trained government personnel, monitored disk space, file system use, CPUs, and system performance.
  • Used Veritas File System, Volume Manager, and Cluster Server.
  • Configure Oracle database and file system backups using Legato Networker.
  • Administered Veritas file systems expansion and raw volumes.
  • Created numerous security-compliant file systems using Veritas, Meta Init and raw disks (JBOD).
  • Key Responsibilities: Creating File systems on Solaris servers using VERITAS Volume Manager.
  • Worked on Zenoss monitoring tool , managing alerts on file system , CPU , memory.
  • Sun Solaris) Installed, configured and maintained Solaris cluster server using Veritas cluster file systems and Volume manager.

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10. Vmware

demand arrow
high Demand
Here's how Vmware is used in Senior Unix Systems Administrator jobs:
  • Deployed VMware on customer COVCOM Linux systems to run Windows 98 within on a single system.
  • Planned, Designed, Created VMware virtual Servers and provided on-call support.
  • Managed and troubleshoot VMware Infrastructure and ESX server operations in multiple clusters.
  • Used VMware for testing various applications on different operating system.
  • Provided cost effective solutions to replace EOL equipment with VMware.
  • Implemented VMware Infrastructure v3.1 equipped with SAN storage system.
  • Maintained and provided support for VMware Virtual Linux Hosts.
  • Configured Virtual servers in VMWare ESX 3.5.
  • Loaded VMware on several LAB Linux systems.
  • Implemented VMware ESX server based replacement.
  • Installed and monitored VMware Virtual environments with ESX 3.x, ESX i servers & Virtual Center 2.X.
  • Created Guest server on VMware ESX 3.0 and installed Linux OS on VMware Guest.
  • Supported ESX and VCenter Server Installation on ESX 4.0 - VMware and clients.
  • Worked on VMware Virtual Center Server for centralizing ESX and ESXi servers.
  • Administered Hitachi HDS SAN storage and VMware Vsphere cluster.
  • Managed VMware Infrastructure and supported VMware clients running Linux.
  • Use VPN, vSphere and other VMware software tools to maintain UNIX and LNUX servers.
  • Virtualized servers using VMware, KVM and Sloaris zones.
  • Installed and upgraded VMware vSphere ESXi 5.1, 5.0 in a total of ESXi servers.
  • Builded lot of Linux 5.X and 6.X servers on virtualization platform using VMware.

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11. Recovery Procedures

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high Demand
Here's how Recovery Procedures is used in Senior Unix Systems Administrator jobs:
  • Created Unix server disaster recovery procedures, contributing to yearly recovery exercises and promote business continuity.
  • Developed and implemented disaster recovery backup and recovery procedures for the Call Center Services group.
  • Gained valuable experience with Disaster recovery procedures and execution including replication and backup strategies.
  • Developed server build and disaster recovery procedures for all development and production systems.
  • Designed, implemented and administered disaster recovery procedures for the data center.
  • Produced, implemented, and maintained security and disaster recovery procedures.
  • Implemented and managed disaster recovery procedures, exercises, and documentation.
  • Design and coordinate Disaster Recovery Procedures, including tabletop scenarios.
  • Support business disaster recovery procedures for assigned areas of responsibility.
  • Documented Service Level Agreements and disaster recovery procedures.
  • Created system backup and recovery procedures.
  • Developed and maintained disaster recovery procedures.
  • Implemented successful Disaster Recovery procedures.
  • Created, implemented and tested disaster recovery procedures for Lawson, Oracle and WebSphere environment for a remote recovery site.
  • Created multiple instances, installed and configured oracle clients, to include disaster recovery procedures on an as-needed basis.
  • Coordinated the Disaster Recovery Team the infrastructure recovery procedures and testing as a Unix Group Project Leader.
  • Plan and design backup and recovery procedures for all servers and groups across the company.
  • Involved with disaster recovery procedures, automating backups, Y2K testing and documentation.
  • Designed and implemented backup and recovery procedures for Linux using Mondo Rescue.
  • Tested the backup/recovery procedures in the system using Legato Networker.

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12. DNS

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high Demand
Here's how DNS is used in Senior Unix Systems Administrator jobs:
  • Designed and implemented Authoritative DNS server replacement with revision controlled geographically redundant enterprise ready DNS infrastructure.
  • Key coordinator for the conversion of our UNIX Enterprise BIND DNS solution into Microsoft s DDNS solution.
  • Support branches on the Window based servers which included TCP-IP/WINS/DNS, Print Server and Printer configuration.
  • Experience in Installation and Configuration of DNS for the Enterprise, Installed and configured NIS environment.
  • Administered DNS, NIS, NIS+ and NFS, Send Mail and involved in troubleshooting.
  • Managed primary and secondary Domain Name Service (DNS) records on multiple networks.
  • Maintained DNS (Domain Name Service) and send mail servers.
  • Reorganized DNS implementation for one thousand plus domains using TinyDNS.
  • Provide DNS, NIS+ and mail administration.
  • Converted DNS infrastructure from Sun to Linux.
  • Configured Gateway (DNS), File Server (NIS/NFS), Mail Server, News Server, and Web Server.
  • Install and configure Oracle 11g-10g, Sun Java Web servers, DNS BIND and COTS products.
  • Configured network links: TCP/IP, FTP, TELNET, NIS, DNS, NFS.
  • Administered DNS tables, firewalls, NIS, LDAP, NFS, etc.
  • Managed TCP/IP, DNS and NFS.
  • Performed Solaris System administration including NIS+ domain maintenance and administration, DNS administration, installation of system software and patches.
  • Administrated Primary and Secondary DNS databases.
  • Configured NFS, NIS, NIS+, DNS, Disk Space Management and Sendmail on Linux Server.
  • Assumed full responsibilities over 20 websites including lightspeedresearch.com, lightspeedresearchblog.com, maintain SSL certificates and DNS servers.
  • Modified DNS file (/etc/dhcpd.conf) to allow DHCP access on systems.

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3 DNS Jobs

No jobs at selected location

13. Linux

demand arrow
high Demand
Here's how Linux is used in Senior Unix Systems Administrator jobs:
  • Provide support in installing and configuring Linux operating environments on physical and virtual servers.
  • Register agents and customize tool configurations on Linux servers.
  • Developed and documented backup/recovery plan for UNIX/Linux files.
  • Managed partitioned RS/6000 P650 and P660 environments running AIX as well as Intel/Linux platforms.
  • Provided on call production support to AIX and Linux Servers for second shift schedule.
  • Perform UNIX integration and administration on 124 HPUX, LINUX and Windows hosts.
  • Applied patches on all Linux Boxes from common repository using RPM and RHN.
  • Installed, configured, administered Apache and supporting them on Linux production servers.
  • Perform software's upgrade / patching for the Production Linux servers.
  • Created/maintained GFS (Global File System) in Linux environment.
  • Support ESX VM Linux test lab maintenance and upgrade events.
  • Supported 150+ UNIX/Linux systems running HP-UX 11.x and RHEL/CentOS 5.x/6.x.
  • Installed configured and troubleshooted RedHat Linux 6.0 issues.
  • Manage security, including basic firewall and SELinux configuration.
  • Managed a heterogeneous network of Solaris, Linux, AIX, HPUX, and Windows.
  • Support, maintain and upgrade LDAP services on Solaris and Linux Servers.
  • Provision and Build Linux systems using OVM and Xen VM technologies.
  • Implemented Backup Exec for Linux (Ralus daemon) for Centos servers.
  • Configured GFS (Linux) and ZFS (Solaris) filesystems.
  • Used Jumpstart/Kickstart to build servers (Solaris/Linux).

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7 Linux Jobs

No jobs at selected location

14. Hp-Ux

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high Demand
Here's how Hp-Ux is used in Senior Unix Systems Administrator jobs:
  • Consolidated business application functions from 34 HP-UX servers to a pair of Sun UE10K servers greatly decreasing TCO of the environment.
  • Supported oracle applications in HP-UX and VMWARE environment consisting of HP 9000 hardware in a DEV and TEST Lab facility.
  • Performed hardware, OS, and systems related troubleshooting on Sun, HP-UX and Linux servers.
  • Acted as primary UNIX (HP-UX) systems administrator role for the enterprise-wide SAP implementation.
  • Designed, built, implemented internal DR site for AIX & HP-UX servers.
  • Installed and configured HP-UX Ignite server for enterprise wide system deployments.
  • Provided support for HP-UX SAM system support tool.
  • Install and Configure Linux and HP-UX operating environments.
  • Assisted in the migration of the Cinergy Oracle clusters on HP-UX to the Duke Energy network including the migration to AIX.
  • Designed, implemented, monitored large production AIX/HP-UX/LINUX/MPE mission critical systems for a large NJ medical services client.
  • Provide system administration to QA lab under Solaris, AIX, and HP-UX software and release functions.
  • Performed system administration for multiple UNIX platforms, DEC, HP-UX, and SUN Solaris.
  • Provided HP-UX [ ] system administration for Automated Finger Print Identification System (AFIS).
  • Managed Unix servers running versions HP-UX 11.0, 11i and Redhat 3 -4.
  • Managed disk space on Solaris and HP-UX systems using the Logical Volume Manager.
  • Designed and implemented ISP from scratch on DEC Ultrix and HP-UX systems.
  • Integrated Sybase Direct Connect Gateway between the IBM mainframe and HP-UX servers.
  • Support HP-UX 11iv2 Operating Environments running on Itanium architecture.
  • Installed Solaris, HP-UX, Tru64, Linux, and AIX on all servers requested by the client.
  • Performed automated installations of Operating systems using Jumpstart, Flash Archive for Solaris and ignite for HP-UX.

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15. System Administration

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average Demand
Here's how System Administration is used in Senior Unix Systems Administrator jobs:
  • Installed Dynamo Servers and performed system administration for Dynamo.
  • Provided advanced UNIX system administration on servers and workstations.
  • Mentor junior personnel in system administration and scripting.
  • Provide Windows system administration as required.
  • Create scripts to automate system administration daily, weekly, and or monthly tasks.
  • Mentor junior team members on system administration methodology, technologies, and techniques.
  • Created and maintained Perl and UNIX shell scripts to automate system administration functions.
  • Authored a System Administration Plan, Disk Management Plan and Disaster Recovery Plan.
  • Provided basic day-to-day system administration on AIX, OS migrations and patching.
  • Performed server system administration, maintenance, and hardware/?software upgrades.
  • Provide guidance to junior members of the team on System Administration practices.
  • Involved in Day-to-day AIX system administration and provided 24/7 support.
  • Performed system administration tasks for the Oracle database team.
  • Shell Scripting for routine System Administration Tasks.
  • Managed System administration for Solaris and SunOS systems.
  • Performed System Administration in an ISO9000 environment with Nortel to maintain their accreditation within the ISO9000 environment.
  • Performed daily system administration tasks in support of Unix based COTS product on Solaris SunFire systems.
  • Provided System Administration support on Solaris, HP-UX, AIX, and Linux operating system platforms.
  • Utilized bash and ksh shell scripting to automate daily system administration tasks.
  • Performed system administration of Sun Enterprise Production servers, Veritas Netbackup, and a Network Appliance storage system.

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7 System Administration Jobs

No jobs at selected location

16. NFS

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average Demand
Here's how NFS is used in Senior Unix Systems Administrator jobs:
  • Experience in Installation and Configuration of NFS/AutoMounter for Distributed applications.
  • Identified and corrected problems in mission critical NFS server that were causing significant errors in scientific compute processes.
  • Develop scripts to scan and fix NFS stale, hung mount issues after storage outages.
  • Maintain NFS file shares between systems, create new NFS exports as needed.
  • Configure storage systems arrays as NFS servers for a heterogeneous network.
  • Trouble shooting various DNS, NFS and network related connectivity Issues.
  • Implemented a redundant NFS repository mirror on Linux.
  • Maintained system configuration, NIS, and NFS.
  • Configure devices for local and NFS use.
  • Implemented many changes in NIS/DNS/NFS strategies.
  • Configured NFS Severs and Client systems.
  • Created the Ram Disk and NFS mounts.
  • Researched and implemented custom Linux install boot disk to expedite Linux server builds using kickstart and NFS/FTP.
  • Provided system support for DNS, NIS, NFS, and automount across Unix environment.
  • Installed and configured packages for NFS server/clients for several hosts running Solaris 8 /9.
  • Accomplished OS provisioning using NFS based kickstart and YaST servers.
  • Migrated the NFS file shares from Linux Servers to cellera.
  • Designed and Implemented HA NFS server infrastructure using Oracle Clusterware.
  • Sun Cluster with NFS failover.
  • Deployed NFS/NIS environment for applications distribution and "auto_home" on SGI IRIX.

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17. Red Hat

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Here's how Red Hat is used in Senior Unix Systems Administrator jobs:
  • Used RPM in several Linux distributions such as Red Hat Enterprise Linux, SUSE Linux Enterprises and Fedora.
  • Implemented & installed AIX 5.3/5.2 and Red Hat AS 4.0/3.0 operating Systems on LPAR using HMC.
  • Install and configure Red Hat Linux OS 4 with Virtual and physical servers.
  • Support Red Hat Linux servers and work on all servers build out.
  • Implemented Spacewalk server (Red Hat Satellite) for RHEL server management.
  • Introduced current Red Hat/VmWare environment, created Operating System Gold Image.
  • Configured automatic Linux installations with kickstart and Red Hat Satellite Server.
  • Administered Red Hat Linux version 3 and 4.Provide support to the application teams for the application installed on Red Hat Linux.
  • Install, configure, troubleshoot, maintain and secure Solaris & Red Hat Linux in both physical and virtual operating environments.
  • Installed, configured, and supported Red Hat Linux, Solaris, and Tru64 servers from scratch to full network implementation.
  • Provided full OS support of server systems running 25 Solaris, Red Hat Linux and 15 Windows Servers.
  • Managed corporate server infrastructure including Solaris, Red Hat, Gentoo, and Windows servers following SOX requirements.
  • Monitor resources of production Mac OS X 10 servers, Red Hat workstations and Drobo Share NAS.
  • Insured the proper daily operation of Solaris 7 and 8 and Red Hat 4 Linux servers.
  • Provided virtualization support using Red Hat's KVM platform to manage virtual hosts.
  • Hardened and secured all Solaris, Red Hat Linux and Windows servers.
  • Supported RCS build and release activity in a 20 server Red Hat 5.3, SLES 10 and VMware 2.0 environment.
  • Build Red Hat Linux/Solaris servers and ensure all server are being backup w/Netbackup software.
  • Installed & configured Guest operating system like Red hat 5.x, 6.xand Sun Solaris on VMware ESX 5.x.
  • Supported 40 Solaris and Red Hat/Linux servers -10 virtual solaris Develops solutions for Enterprise wide Unix systems.

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4 Red Hat Jobs

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18. Setup

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Here's how Setup is used in Senior Unix Systems Administrator jobs:
  • Create change request (CCR) for making changes, setup, installing, rebooting and shutting down of servers.
  • Maintained high availability servers, setup RH FTP server and added 12 additional RedHat 8.0/AS2.1 test servers to racks.
  • Transferred and setup new user and mail accounts, as needed on UNIX workstations as well as servers.
  • Implemented HP BladeSystem infrastructure to reduce costs, increase flexibility, and simplify server setup and management.
  • Build and install new systems, customize to needs and setup baseline monitoring/security/backup tools.
  • Participate in root-cause analysis of recurring issues, system backup, and security setup.
  • Install, setup and configure OS using Cloning and Jump Start processes.
  • Install, setup and test IBM HACMP High Availability clustering software.
  • Involved in system recommendations, purchasing, installation, and setup.
  • Upgrade and setup HMC and WebSM console for the AIX Administration.
  • Full Y2K isolation test setup and validation completed.
  • Participate in team to setup and troubleshoot Oracle Automatic Storage Management.
  • Travel to Setup Systems, Interact with Clients and train users at various locations for different short and long-term projects.
  • Performed setup and configuration of Boot Server, Install Server and Configuration Server for Jumpstart process.
  • Managed setup of high end Sun servers from out-of-the-box to production in colocation site.
  • Implement backups, restore and setup recovery procedures of production data using Arcserve.
  • Helped engineers setup test LANs, as well as serviced desktops as required.
  • Worked with the Senior Network Administrator to setup new data centers network.
  • Key member for supporting Data Centre migration activities and implement Disaster Recovery setup across data centres.
  • Experience in Solaris 10 Jumpstart, setup Jumpstart servers, and client.

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19. Perl

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Here's how Perl is used in Senior Unix Systems Administrator jobs:
  • Assisted with testing of installed systems to ensure protection strategies are properly implemented and working as intended.
  • Create Perl 5 Scripts to monitor, troubleshoot and maintain UNIX systems and web server.
  • Advanced Korn-Shell and Perl scripting using Syb-Perl and TCP/IP Sockets.
  • Designed and wrote perl scripts for node classification and reporting, based on computer object attribute data in Active Directory.
  • Worked on NetBackup 7.5 and Netbackup Enterprise Vault issues to resolved backups being properly backup to disk to tape.
  • Performed Windows Active Directory queries and reports in Perl for our team and upper level management.
  • Created PERL API & libraries for HP-BPM vs iSPARKs rule-based systems (legacy).
  • Increased team productivity and automated repetitive tasks by using perl and shell scripts.
  • Streamlined and automated server admin tasks using Ksh, Bash and Perl scripts.
  • Write Bash, Perl and Korn shell scripts for automation of tasks.
  • Edited Perl scripts per ad-hoc requests in support of customer base.
  • Used shell/perl tools / scripts for various interests.
  • Used perl/python/bash to script automation.
  • Utilized Perl, C Shell, Borne Shell, Korne Shell and SSH to help with daily tasks.
  • Used Perl, Bash and Korn scripts to generate CPU, memory load on the UNIX servers.
  • Developed performance/auditing/monitoring scripts in perl/ksh/python.
  • Automated basic and advanced admin tasks using cron jobs, Bash/Ksh scripts, Perl scripts and Perl-based applications.
  • Developed Perl glue code to automate the procedure from data center servers.
  • Performed troubleshooting and automated tasks with bash and perl scripting.
  • Modified scripts that existed in Perl, Ksh and csh.

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20. High Availability

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Here's how High Availability is used in Senior Unix Systems Administrator jobs:
  • Performed IP networking Parallel System support Programs PSSP High availability Clusters.
  • Design and Implementation of enterprise servers with high availability.
  • Configure systems to operate in a high availability/redundant environment.
  • Implemented HP-UX M/C Service Guard clustering on critical database servers to create a high availability environment for the HP database servers.
  • Utilize Change Management system to ensure issues proactively as well as to keep High Availability for infrastructure.
  • Upgraded the disk storage subsystem from Raid 0 to Raid 5 to insure a high availability.
  • Maintain Support and Troubleshoot SUN and Linux server includes DNS, NFS And High Availability Solutions.
  • Configure & manage LANTRONIX in data center for high availability and secured remote access.
  • Provide fast, accurate and quality support for the high availability Energy Trading environment.
  • Configured new service group & resources for new application in High Availability environment.
  • Manage and working with HACMP and ensuring high availability.
  • Designed and implemented a high availability platform using Veritas Cluster 2.0 software running Unix servers supporting financial applications.
  • Implemented a high availability Serviceguard cluster with shared storage and fail-over capability.
  • Maintain High Availability software on RS/6000 using AIX 4.3.3 and 5L/5.1/5.2 Update system software to prevent unauthorized access to systems.
  • Managed the Redhat Cluster Suite on the critical factory control Oracle database servers to maintain the high availability environment.
  • Deployed web farms and configured Global IP F5 load balancers to provide high availability and fault tolerance.
  • Implement and tune Unix computing environment for cpu and network intensive loads while maintaining high availability.
  • Implemented, installed and supported High availability Cluster HACMP 5.3 on IBM Pseries platform.
  • Configured Veritas Cluster on Sun servers to provide High Availability for Oracle Databases.
  • Managed the AIX infrastructure for a PeopleSoft human resources management system on a high availability Veritas Cluster with DR setup.

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2 High Availability Jobs

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21. Capacity Planning

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Here's how Capacity Planning is used in Senior Unix Systems Administrator jobs:
  • Provided capacity planning, performance analyzing, troubleshooting, tool developing, disaster recovery, systems design, configuration and monitoring.
  • Experience in administrative skills, including monitoring, capacity planning, and disaster recovery and performance improvement skills.
  • Support developers with server configuration, capacity planning, testing and moving applications from development into production.
  • Performed performance monitoring and capacity planning on AIX application servers.
  • Designed and implemented corporate-wide capacity planning tool.
  • Provided technical support for capacity planning/architecture.
  • Employed HP OpenView and Glance Performance Management as well as EMC Control Center for performance and storage analysis and capacity planning.
  • Provide capacity planning reports to the quickly growing company with explanations and tracking of usages across the platform.
  • Work with team leads and management on budgeting, capacity planning, equipment upgrades & additions, etc.
  • Provided analysis and compilation of key capacity planning data used for multiple project 2 million dollar purchases.
  • Perform the needed capacity planning for new system deployment and implement additional changes for growth.
  • Installed monitoring tools and performance metrics tools to assist in troubleshooting and capacity planning.
  • Planned and successfully migrated application from local disk to SAN for future capacity planning.
  • Involved in capacity planning, system performance/tuning, Software upgrades and patches.
  • Consolidate data from various site and done capacity planning for global solution.
  • Handle capacity planning, performance tuning, system backups and restores.
  • Performed HVAC capacity planning activities for the local data center.
  • Perform technical design and consulting activities related to day to day operations and capacity planning, performance analysis and troubleshooting.
  • Performed capacity planning analysis across computing platforms and disk subsystems.
  • Monitor health of the systems and network via big brother, orcaware and mrtg/rrdtool to provision for redundancy and capacity planning.

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1 Capacity Planning Jobs

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22. NIS

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Here's how NIS is used in Senior Unix Systems Administrator jobs:
  • Configured Users & Security administration, backup, recovery and maintenance of various activities.
  • Provided training and mentoring for junior System Administrators.
  • Administered and troubleshot internal servers and networks.
  • Assisted in AD administration using standard windows administration tools reducing the SLA for company customers requesting access and control.
  • Document system specifications, system diagrams, administration tasks, Unix notes, daily tasks and project plans.
  • Project Management- Lead storage administrator that included maintaining and implementing the storage allocation for all the Unix systems.
  • Trained newly hired and instructed existing teammates on carrying out various UNIX administration related work.
  • Create custom shell scripts as needed, administer job scheduling and system monitoring.
  • Work with Windows and UNIX Administrators to support client backup system using NetBackup.
  • Coordinate with data base administrators involving overlap between Oracle and UNIX issues.
  • Migrate NIS user directories onto new platforms for ongoing server refresh.
  • Support other project staff on technical issues related to UNIX administration.
  • Provide installation, administration and support of the Sun clustering technology.
  • Help administer resources and images for multiple build platforms.
  • Provide day-today support SAP and Oracle Database administrators.
  • Provide support to 88 remote Systems Administrators.
  • Cross trained remote sites administrators.
  • Implemented and administrated Budtool with jukeboxes as a backup/restore solution.
  • Work with a team of 10 system administrators with maintaining and improving the security of Walgreens' distributed UNIX systems.
  • Performed security management SOX Audit, user administration (Secure shell /Sudoers) activities.

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1 NIS Jobs

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23. Rhel

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Here's how Rhel is used in Senior Unix Systems Administrator jobs:
  • Installed, administered and maintained 10 instances of RHEL 5 for our development department using ClearCase application for Software Development.
  • Installed and configured Linux RHEL5, 6, and 7, leveraging Kick Start and Satellite, speeding-up deployment.
  • Manage projects for setting up of IT infrastructure and providing 3rd Level Support for RHEL environments.
  • Revamped RHEL patching processes, reducing effort from ~20hrs per patch cycle, to ~5.
  • Designed and documented server build processes & standards for HP-UX and RHEL servers.
  • Build RHEL servers and install oracle on database servers.
  • Performed RHEL 5, 6 installations.
  • Load RHEL 5.x builds (Legacy Data) to RHEL 6.x builds.
  • Build and maintained OVM on RHEL.
  • Performed daily Solaris and RHEL system administration to support R&D center, production and development server environment.
  • Support Operations environment of over 10,000 servers ranging from Solaris(SPARC/X86), RHEL and Debian.
  • Complete Apache 2.0 builds on RHEL 5 including reconfiguration, modification, and long term support.
  • Implement security standards within the Solaris and RHEL environments.
  • Support RHEL physical and VMware environments.
  • Implemented P2V virtualization from Dell hardware to VMware machines with RHEL4.5, 4.6, 5.3 as guest OS.
  • Installed VMWare ESX4.1 to perform virtualization of RHEL x86 servers.
  • Installed and configured DHCP , DNS, NFS on HP proliant servers running RHEL linux.
  • Manage and administrate VMware Vsphere client and deploying RHEL5 virtual hosts using Vsphere client.
  • Experienced with RHEL 5 administration, patching using redhat satellite server, XEN virtualization and VMWare ESXi.
  • Deployed RHEL and Open SuSE Beowulf HPC that ran mpich , torque & Moab programs for dedicated CFD aerodynamic engineering analyses.

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2 Rhel Jobs

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24. SQL

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Here's how SQL is used in Senior Unix Systems Administrator jobs:
  • Programmed in C, shell scripts, linked list sorting, Oracle, SQL-Plus, Excel Macros, PowerBuilder.
  • Leveraged my knowledge about the MARTENS plant records system to design and create all SQL reports utilizing DB2 database.
  • Directed and trained junior administrators in UNIX administration procedures, available tools, shell scripting and SQL coding.
  • Support and troubleshooting of Linux Apache, MySQL, Have knowledge on MySQL, Oracle Database Administration.
  • Designed and coded server-side programs in C, ESQL/C 9.3 and UNIX shell scripts.
  • Provided support for the Oracle, and MySql group, and business community.
  • Developed, tested and implemented embedded Advanced C/INFORMIX SQL database programs for EDI
  • Configure DB2, MySql, Lotus domino client for backup and restore.
  • Assisted in identifying PL/SQL that was causing problems and possible solutions.
  • Worked on some administration tasks for Oracle and Microsoft SQL.
  • Maintain our cloud firewall, and MySQL database replication.
  • Installed and maintained our team's MySQL database.
  • Created SQL scripts and debugged PL/SQL programs.
  • Created project/task management system using Apache/PHP connecting to MySql backend database.
  • Supported Data Warehouse Informatica SQL queries and ETL system loads.
  • Provided Database Administration for Oracle 8I and Mysql Databases.
  • Installed and configured database like MySQL, Mongo server.
  • Maintained and modified existing Ad Hoc SQL queries.
  • Worked with mysql and PHP.
  • Configure LUNS/Meta Luns on Solaris, Red hat and Windows (Exchange/File share /Share point SQL Cluster) servers.

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25. LVM

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Here's how LVM is used in Senior Unix Systems Administrator jobs:
  • Involved in decommission of the servers which reached end of life and performed SAN migrations using LVM and EMC tools.
  • Configured and Mirrored boot disk using LVM, Troubleshoot boot problems in LVM maintenance mode.
  • Configured LVM for striping and MirrorDisk and moving disks for one system to another system
  • Used LVM and VxVMextensively for creating volume groups, logical volumes.
  • Configured all production systems with HP's LVM software RAID package.
  • Maintained all file system requirements through the use of command-line LVM.
  • Worked with Logical Volume Manager (LVM) extensively.
  • File system management using LVM and Device Management.
  • File systems, LVM and Storage management.
  • Performed disk management using LVM.
  • Configure and tune LVM volumes.
  • Configured the LUNs assigned by the storage administrators, and managed Volumes using Logical Volume Manager (LVM) on Linux.
  • Utilized LVM (Command Line) and Advanced JFS products heavily to maintain filesystem security and integrity.
  • Migrated data using various tools like Open Migrator, Open Replicator, SRDF and LVM migrations.
  • Configure LINUX networks, creating filesystems using LINUX LVM 21.
  • Manage and supported Linux LVM and software RAID using mdadm.
  • Maintained all filesystem requirements with LVM.
  • Configured LVM, extended/reduced LVs.
  • Experience in administration configuration of Weblogic Administration Logical Volume Management (LVM) of AIX.
  • Support Veritas clustering, LVM, Veritas Volume manager and OCFS2 RAC clusters.

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26. Lpar

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Here's how Lpar is used in Senior Unix Systems Administrator jobs:
  • Experience in creating and installing standalone client LPAR and VIO client LPAR using on VIO versions 1.5 and 2.1.
  • Installed and configured VIO Servers/Clients, LPARS, and DLPARS, building more servers with minimum resources.
  • Managed physical and virtual LPAR resources such as processor, memory and disk.
  • Designed and built p-Squadron logical partitioning LPAR profile.
  • Create and trouble shoot standard LPAR and clients using HMC.
  • Automated VIO & LPAR builds with scripts.
  • Manage LPAR's via HMC connection.
  • Planned, designed and built LPARs on P7, P570 & P595 according to the database server application server requirements.
  • Back up of HMC critical console data, LPARs profiles, system backup of virtual I/O servers and clients.
  • Provide timely project status reports to management and current project approximately 75% complete on over 150 separate LPARs.
  • Created LPARs and virtual servers on p-series servers to reduce space and power dependency.
  • Create standard LPAR and performed DLPAR operations to manage recourses between machines.
  • Created & configured standard micro partition LPAR assigned with virtual and recourses.
  • Implemented LPAR on p690 series using AIX 5.X to optimize system resources.
  • Upgraded 25+ Production Lpars from AIX5.3 to AIX6.1 Operating System.
  • Configured HMC to operate P595 frame and maintain LPARs.
  • Managed multiple profiles on LPARs.
  • Build and implement p5 lpar's
  • Manage complex AIX/ Linux environments running latest Power technologies such as LPARs, Micropartioning, and Virtual I/O.
  • Migrated 50+ Lpars from P5 Frame to P7 Frame using the mksysb image.

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27. Ldap

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Here's how Ldap is used in Senior Unix Systems Administrator jobs:
  • Installed, configured and maintained LDAP for the client and helped them to migrate from Sun one LDAP server to IBM.
  • Configured Lightweight Directory Access Protocol (LDAP) clients on server test & troubleshoot for maintaining network and data security.
  • Installed, configuring and managing the LDAP servers which act as Authentication server for UNIX environment.
  • Provided broad base support of Enterprise Class Mail solution and Directory Services (LDAP).
  • Managed user accounts and groups on a large scale in LDAP and NIS environments.
  • Created mechanism to securely share AD attribute information to other agencies via LDAP.
  • Enrolled and administer user accounts and maintain system security via LDAP.
  • Installed and Maintained 3100+ user environment with LDAP authentication.
  • Implemented LDAP Access Control on Production Servers.
  • Implemented account control with LDAP/ AD/SSO.
  • Provide 24 x 7 end-to-end support for DHCP, LDAP, Radius, NIS, G2 and RSA SecureID Services.
  • Supported the UNIX infrastructure and provided system administration including ldap administration and lam authentication, server builds and VCS support.
  • Inherited apache web server administration and evaluated SSO to tie in centralized authentication using LDAP modules.
  • Utilized LDAP and CFEngine for single sign on and system configuration processes.
  • Migrated AIX servers from local authentication to SunOne Ldap authentication.
  • Configured SSH Tectia, Kerberos/LDAP for the user authentication.
  • Migrated about 300 servers from NIS+ to Kerberos/Ldap.
  • Help users transition ldap logins to new environment.
  • Configured LDAP for Sun ONE Directory Server on Ultra Sparc III, Sunblade and Sunfire Enterprise class servers.
  • Manage LDAP Administration including SSL authentication on Solaris SUN One servers (iPlanet).

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28. Troubleshoot

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Here's how Troubleshoot is used in Senior Unix Systems Administrator jobs:
  • Provided 24x7 support, troubleshooting, and problem resolution for mission-critical systems, including participation in on-call primary pager rotation.
  • Documented new infrastructure design, system configurations, troubleshooting processes, and introductory training material for other admins.
  • Provide high level troubleshooting to resolve problems and maintain high availability.
  • Demonstrate technical knowledge with incident handling and troubleshooting.
  • Support & troubleshooting 300 Linux virtual/physical servers, performance issues, hardware or OS issues related to Linux OS.
  • Involved with the deployment teams in troubleshooting and fixing day-to-day problems of the applications in production on 24/7 schedule.
  • Provided advanced system administration, support and troubleshooting for critical servers at various FAA facilities across the United States.
  • Conduct IBM HACMP regular testing and configuration on HACMP clusters, including troubleshooting issues to clusters.
  • Performed standard system administration tasks, such as patching and upgrading, troubleshooting and problem resolution.
  • Provided support and troubleshooting operating system, software, hardware, performance and connectivity issues.
  • Provide assistance to users in accessing, using, and troubleshooting the UNIX systems.
  • Configure new backup policies and maintain environment, troubleshoot any backup failures.
  • Assisted user in Troubleshooting LOGIN issues on Servers.
  • Assist QA team with troubleshooting problems.
  • Monitored and troubleshoot servers' performance.
  • Monitored the servers using Nagios regularly and performed troubleshooting.
  • Installed, Configured and Troubleshoot of Veritas Cluster Server 5.1 SP1 for MQM, Oracle 11g and different web Applications.
  • Conducted troubleshooting and resolved end-user problems on Sun Sparc Enterprise servers and workstations.
  • Provide Solaris UNIX system administration, troubleshooting and end user support.
  • Troubleshooted post installation E3000 serial device driver issue involving SNA Sunlink.

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29. Hpux

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Here's how Hpux is used in Senior Unix Systems Administrator jobs:
  • Identified and troubleshot system and network problems base on HPUX-9000, Windows NT 4.0 and Windows 95 platform.
  • Maintained and administered 12 instances of HPUX 11.11 HP 9000 hardware as well as their SAN-attached storage.
  • Created and maintain HPUX ignite servers for system level cloning and recovery from a centralized server.
  • Provide HPUX Admin support by resolving issues ranging from new printer setups to application issues.
  • Assisted in new architecture for large scale data center conversion SOLARIS/AIX/HPUX Legacy to LINUX.
  • Full administration responsibility for 10 SUN, HPUX and Linux UNIX servers.
  • Install and administer trusted HPUX servers in a SAP environment.
  • Managed and built HPUX servers and configured HP OpenView.
  • Support of all HPUX systems in Trusted Mode.
  • Perform system administration for HPUX and RedHat systems.
  • Add provisioned storage to HPUX systems.
  • Set up The RSP SIM environment on all HPUX systems.
  • Recommended and assisted in the reengineering efforts to migrate core telecommunications business applications and accounts from HPUX to SUN environments.
  • Performed administration duties on all SUN and HPUX, SUN Solaris processors and a backup network of UNIX workstations.
  • Perform various duties on the following platforms, SunSolaris, AIX, HPUX, Dynix and Linux.
  • Job Duties: Set-up/Day-to-day system administration of 8 Solaris/AIX/HPUX servers for 40 users in 5 divisions.
  • Designed and configured AIX, Sun Solaris, and HPUX SuperDome systems utilizing SAN storage.
  • Install, configure and support HPUX, and Solaris servers in a hosting environment.
  • Maintained, Sun Solaris 2.6, 2.8 and HP HPUX 11 workstations for the silicon wafer testers' data acquisition.
  • End of contract / Data center relocated Responsible for administration of Essilor USA production HPUX systems.

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30. SSH

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low Demand
Here's how SSH is used in Senior Unix Systems Administrator jobs:
  • Configured ssh to automatically log onto other Linux machines.
  • Developed a Web Interface to manage UNIX accounts and ssh keys on remote servers, which were not directly accessible.
  • Install and configure Secure Shell (SSH) and Transmission Control Protocol (TCP) wrappers.
  • Installed, configured and managed Secure Shell (SSH) and Secure FTP.
  • Implemented SSL, SSH, Proactive security scans and content filtering.
  • Provided technical support for OpenSSH, SecureCRT, and SecureFX.
  • Implemented ssh in UNIX systems for stronger security and auditing.
  • Installed and configured OpenSSH3.7 and SSH Tectia4.4 in production environment.
  • Implemented system security using HP Trusted Computing Base and SSH.
  • Configured tool like NFS, SSH, SFTP, SSL, SCP for the UNIX environments.
  • Created automated installation and configuration of OpenSSH on Solaris machines.
  • Created automated installation processes for the installation of OpenSSH, RealSecure, and Vfind in the Modernized environment.
  • Advocated for OpenSSH to gain approval for PuTTY and Xming deployments, saving $5M year-over-year.
  • Installed Tivoli endpoints and wrote a wrapper script to automate installation through SSH.
  • Created SOPs as part of the documentation for SSH remediation project.
  • Managed security via sudo and ssh.
  • Designed and implemented sftp, ftp, SSH on UNIX servers.
  • Used tools like Nessus, SSH, Password Policies Etc.
  • Implemented SUDO, SSH and other security tools and implemented SOX (Sarbanes Oxley) security compliance.
  • Configured sudo, tcpwrapper, ssh.

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31. Netapp

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low Demand
Here's how Netapp is used in Senior Unix Systems Administrator jobs:
  • Attended NetApp Snap Clone Training at Corp Tech in Boston Ma presented by NetAapp while working for Thompson Scientific.
  • Performed OS security hardening and Firmware system upgrades on numerous servers, media libraries, and NetApp Filers.
  • Worked with NetApp, HP and Sun vendors to assure proper support contracts were in force.
  • Managed storage platforms, EMC, NetApp and direct attached storage, and lab networks.
  • Manage hardware replacements such as disks, modules, shelves on NetApp and BlueArc storage.
  • Assisted in designing large NetApp based SAN as well as existing NFS/CIFS file sharing infrastructure.
  • Migrated local disk storage to Hitachi SAN Storage and optical data to the NetAppliance.
  • Manage storage services on NetApp, Sun StorEdge, and EMC servers.
  • Managed data storage on NetApp FAS 2000 running Data ONTAP 7.2.4.
  • Experience working on setting up the NetApp filers, creating and managing the aggregates, volumes QTrees and snapshots.
  • Provided NAS (Network Attached Storage) maintenance on NetApp filers resulting in 5% improvement in uptime.
  • Manage storage for Exchange, SharePoint, Hyper-V and VMware using NetApp storage.
  • Integrated Commvault Galaxy with the NETAPP VTL.
  • Sun, HP, Dell, Netapp + DFM/OM.
  • Managed Netapp E5500 E5400 E2700 E2600 and EF550.
  • Manage and maintaining Netapp/Compellent systems.
  • Manage NetApp Snapvault, Snapmirror for backups and BCP and remote site mirroring for infrastructure storage like tools, depot etc.
  • Support & design SAN and iscsi Infrastructure using 3par INSERV storage, Netapp, and Brocade.
  • Upgraded Netapp Data ONTAP to 7.2.4 and migrated flex volumes from SCSI to SATA drives.
  • Support of SAN Administration such as: EMC Symmetrix, HATACHI Thunder, Datacore SanSymphony, Netapp FAS250 and Brocade switches.

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32. Hacmp

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low Demand
Here's how Hacmp is used in Senior Unix Systems Administrator jobs:
  • Designed, configured, built, tested, implemented High-Availability Solutions using HACMP/Resource Group cluster technology.
  • Supported HACMP Cluster environment in a distributed facility environment.
  • Frequent checks on the status of the HACMP cluster and monitored the error log files of the HACMP.
  • Installed, configured and supported 2 nodes HACMP cluster with multiple resource group configurations.
  • Installed and configured HACMP 6.1 for two nodes cluster with active/active and active/passive configurations.
  • Cluster administration (start/stop/status/switch) and Troubleshooting on HACMP, HP Service Guard.
  • Implemented, configured and marinated HACMP cluster on AIX running production application.
  • Configured and maintained HACMP on p4, p5 and p6 systems.
  • Configured event notification to monitor devices beyond control of HACMP.
  • Configured and employed HACMP cluster for Oracle applications environment.
  • Incorporated VIO SEA in HACMP Resource Group.
  • Apply and configure HACMP for AIX servers.
  • Installed and configured HACMP 5.4 on IBM p570 server running AIX 5.3.
  • Build HACMP pair with VIO clients 13.
  • Worked on VIO and HACMP Tasks.
  • Migrated IBM HACMP to VCS.
  • Maintained an IBM HACMP environment consisting of two S80s running Cerner Millennium databases on Oracle Enterprise Server and Oracle Parallel Server.
  • Trouble-shoot production issues including network printing, IBM HACMP clusters, create and maintain application and system shutdown and startup scripts.
  • Update to latest release of HACMP software.
  • Performed HACMP failover and failback as per the user's requirement.

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33. DBA

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low Demand
Here's how DBA is used in Senior Unix Systems Administrator jobs:
  • Installed, configured and maintained worldwide NetForensics real-time monitoring environment on day-to-day basis including maintaining of Oracle database portion as DBA.
  • Work closely with the DBA team to provide system resources, and the hardware-engineering group to identify and modify system kernel.
  • Supported 4-man DBA team on all Production and QA instances running Oracle RAC, troubleshooting issues, and projects.
  • Work and support DBA team making sure DB servers (hardware and storage) are up & running.
  • Provide Support for multiple groups including DBA's, Production Support, and Development teams.
  • Provided expert AIX performance tuning guidance to T-Mobile's Unix and DBA teams.
  • Work with the DBA group to create restore procedures for databases.
  • Coordinated with DBA's requirements during large-scale SAP implementation.
  • Assisted DBA in trouble-shooting & recovering failed databases.
  • Worked closely with developers/programmers and Oracle DBA's.
  • Provided feedback to improve performance.
  • Work with DBA's to get Oracle RAC on both Sun and RedHat systems.
  • Team lead for tier 3 support of AT&T's broadband environments.
  • Worked with IBM, SAN, Network DBA and application teams to resolve Dev, UAT and production issues.
  • Collaborated with developers, customers and DBAs to identify and solve potential production issues.
  • Worked with DBA team during pre and post Database build & support.
  • Work with DBAs to ensure functioning of oracle instances on systems.
  • Coordinated with DBA on all (OS) req's and performance issues.
  • Assisted users and DBAs with system requests ranging from password changes to resizing of file systems.
  • Worked on HP Npar/Vpar Worked with Oracle dba to solve oracle problems and checked oracle databases backup.

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34. Websphere

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low Demand
Here's how Websphere is used in Senior Unix Systems Administrator jobs:
  • Install and configure new java software such as Resin, Tomcat, WebLogic, and WebSphere.
  • Installed WebSphere version 4 for the deployment of a java application.
  • Installed WebSphere Portal version 5 Performed TCP/IP network configuration and tuning.
  • Migrated old apps off Tomcat and WebSphere 5.0 to WebSphere 5.1.
  • Completed full migration to WebSphere 5.1 infrastructure on new SUN hardware.
  • Monitored WebSphere queues for proper application triggering and queue throughput.
  • Attended the WebSphere Technical Exchange Conference in SF, CA.
  • Installed, created, and recovered DB2/WebSphere databases.
  • Managed custom built three tier web applications built on WebMethods, WebLogic, WEBsphere, JAVA infrastructure.
  • Installed and supported DB2, MQ Workflow, MQ Series, and WebSphere on AIX environments.
  • Work closely with Oracle, Websphere, TSM, i2/JDA administrators on upgrades and installations.
  • Worked with Websphere application server team for identification of memory leaks for JVM's.
  • Installed, configured and supported servers running cold fusion, asp .net and WebSphere.
  • Assisted MQ/Websphere Administrators with Queue Manager creation and monitoring of queue levels.
  • Support Linux/AIX J2EE web environment consisting of Websphere Portal & Application servers.
  • Installed, and configured IBM Websphere on UNIX servers.
  • Worked on installing and configure Websphere 7.
  • Installed and upgraded middleware applications: WebSphere, IHS, MQ, Maestro, SQR, and Veritas.
  • Monitor performance issues on Solaris/AIX systems, Servers running Websphere and ORACLE Databases.
  • Helped with availability of ports for the middleware applications like Websphere.

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35. NIM

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low Demand
Here's how NIM is used in Senior Unix Systems Administrator jobs:
  • Demonstrated the ability to work independently and collaborate as a team member with minimal supervision while achieving excellent results.
  • Co-coordinated change schedule to minimize impact to production and customer services.
  • Coordinated installation and upgrade activities to minimize downtime.
  • Experience in NIM installation, setting up NIM servers, clients, defining the resources, Alternate Disk Migration.
  • Set up AIX NIM build procedures, images and first boot scripts to standardize system builds.
  • Developed improvements to NIM system backups to ensure all systems were backed up with multiple copies.
  • Performed NIM installation, setup NIM servers, clients, defining and managing NIM resources.
  • Coordinated movement of hardware and network infrastructure, to minimize application down time.
  • Installed and configured multiple dual Virtual I/O servers and clients using NIM.
  • Worked with Change Control to implement production changes to minimize customer impact.
  • Configured NIM Master Server and NIM clients to load the OS of AIX 6.1, AIX 5.2 and AIX5.3.
  • Analyzed business needs and recommended new technologies to maximize capacity and ensure a scalable environment while minimizing cost.
  • Used Live Partition Mobility to improve efficiency of migrations Streamlined recovery solutions using NIM/mksysb scripts.
  • Handled project for server builds which included building RedHat 5.x Physical and VM's server using NIM/TPM & kickstart server.
  • Managed the cutover schedules and replication of data for 4 separate data center moves minimizing the impact to enterprise.
  • Performed AIX installations using mksysb via NIM server.
  • Documented the procedure for migration using nimadm.
  • Created lppsource and SPOT on NIM Server.
  • Installed AIX on IBM BladeCenter JS22, JS42 server via NIM Setup and configured network TCP/IP on Solaris and AIX servers.
  • Performed NIM server setup, clients, defined NIM resources such as lppsource, spot & mksysb.

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36. Tomcat

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low Demand
Here's how Tomcat is used in Senior Unix Systems Administrator jobs:
  • Experience engineering, building and supporting Apache/Tomcat.
  • Involved in supporting Apache, Apache Tomcat and generated SSL keys for renewing SSL certs on web servers.
  • Provisioned new servers and web sites based on Apache Web Server and Apache Tomcat systems.
  • Support various web servers (Apache and Tomcat) running on Linux Operating systems.
  • Configured Tomcat 4.0 and Tomcat 5.5 (a web server application).
  • Install, configure, and administer Tomcat Apache 7.0.53.
  • Lock down Apache and Tomcat servers to STIG requirements.
  • Installed apache and tomcat on few application servers and administered for applications.
  • Provisioned, configured, and maintained Red Hat Enterprise Linux and Solaris systems running Tomcat and Apache/PHP environments.
  • Performed diagnosis and problem resolution to the Methode production news environment via VCS and Apache Tomcat instance management
  • Installed Oracle, Tivoli Framework, WebLogic, JBOSS, Tomcat, and Apache.
  • Created virtual host for Apache 2.0 Tomcat 3.0 platform using JBoss.
  • Installed and monitored middleware applications like TOMCAT and APACHE.
  • Configured tomcat apache connector for the AF training servers.
  • Support Apache Tomcat application servers (jboss).
  • Assisted with middleware support for a variety of corporate and shared applications based in Finland running Weblogic, Apache and Tomcat.
  • Experience working with Middleware products such as SUN Web Server, Tomcat, Apache, JBoss.
  • Implemented Proxy plugin between Apache and Weblogic (mod_wl_20) and apache and tomcat (mod_jk).
  • Support Apache, Tomcat, Redhat Jboss, Coldfusion, JVM.
  • Build and administer Networker/VCB/VMware Recover production environment Install/maintain Bugzilla/Jira/Confluence/SugarCRM/CVS/ftp/ deployments Install and configure Apache/Tomcat/MySQL/JBoss.

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37. Technical Support

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low Demand
Here's how Technical Support is used in Senior Unix Systems Administrator jobs:
  • Provided technical support to all levels in the organization including disaster recovery, technical upgrade planning, and storage administration.
  • Provided technical support to junior level administrators as needed to resolve technical related issues.
  • Provide technical support and consultation for the implementation and usage of delivery systems.
  • Managed and worked on the Unix aspects of Technical Support Organization for North America Data Center Including architecture and operations.
  • Inspected new data center facility-power, cooling, security, protection, floor space, and technical support.
  • Provided both hardware and OS level technical support at a senior level for the organization.
  • Work with the rest of the team to provide 7x24x365 technical support and coverage
  • Provided technical support to the users of the F/A-18 WSSF computer systems.
  • Provided 24 x 7 third-level technical support to the Global Command Center.
  • Provide high-level technical support for the Help Desk regarding various issues.
  • Provided 7x24 expert technical support for various production and development groups.
  • Provided all hardware and software technical support for developers.
  • Provided expert technical support for various design groups.
  • Provide technical support for multiple Veritas NetBackup environments for local and remote data centers.
  • Provided expert technical support for system tuning and fault analysis Wrote and maintained various shell scripts for ease of enterprise administration
  • Provide technical support to customers who need advice, assistance, and training in applying hardware and software systems.
  • Provided high-level technical support to the local IT helpdesk regarding various issues.
  • Provided [ ] on-call Technical Support.
  • Provide strong technical support of Solaris O/S, DNS, TCP/IP, and NFS.
  • Sole technical support for multiple pSeries systems in a clustered environment supporting Peoplesoft ERP software.

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38. Windows XP

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low Demand
Here's how Windows XP is used in Senior Unix Systems Administrator jobs:
  • Managed servers running Windows XP Professional including monitoring.
  • Tomahawk System Administrator for Windows XP and Windows 7 systems.

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39. Sendmail

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low Demand
Here's how Sendmail is used in Senior Unix Systems Administrator jobs:
  • Administered SendMail, DNS, NIS and Backup services for engineering production environments.
  • Executed SENDMAIL configuration and administration; tested mail server.
  • Configured sendmail for user notification.
  • Upgraded and provided support for the corporate Sendmail server providing new features such as spam and virus filtering.
  • Used VERITAS Cluster Server 4.1 to create high available environments for NFS, WebLogic and Sendmail agents.
  • Used LDAP for directory access protocol (user's authentication) and Sendmail for user notification.
  • Maintain and administer DNS, Sendmail, Apache HTTPD, & network management software.
  • Managed a distributed Sendmail and DNS infrastructure (upwards of 1000 servers).
  • Configure sendmail, running on eight separate mail servers.
  • Configured all aspects of networking such as DNS, NFS, ISEE, NTP, network services, and Sendmail.
  • Maintained system daemons and services (Sendmail, SMTP, HTTP, FTP, POP, Print Services).
  • Experience in Installation and configuration of NIS, NFS, DNS, SMTP, Auto mounts, and Sendmail.
  • Supported Sendmail and external DNS for Wachovia.com
  • Install and customize Sendmail under FreeBSD and Redhat to provide secure public facing mail services.
  • Configured Sendmail masquerading , forwarding and failover.
  • Provide support for Veritas Storage Suite, Hitachi SAN storage, Apache, Sendmail, and a custom applications.
  • Implemented and configured NIS, DNS, NFS, Automount, Jumpstart, sendmail, aliases, profiles, and kernal.
  • Suppored middleware like Sun One Web, LDAP and Calendar server, Weblogic, IBM Sametime servers LDAP, and Sendmail.

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40. Kickstart

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low Demand
Here's how Kickstart is used in Senior Unix Systems Administrator jobs:
  • Implemented Kickstart servers for deployment of systems using standard configurations.
  • Automated OS builds with kickstart/BladeLogic.
  • Upgrade the Linux from 3 to 5 using the kickstart method for the FIX application and upgrade and configured VCS 5.1.
  • Migrated 8 Linux Red Hat 9 servers to Red Hat Enterprise 3.0 using Kickstart method and DAR Unix tools.
  • Performed automated installations of Operating System using kickstart for Red Hat Enterprise Linux 5/6.
  • Automated Red hat server build process through KICKSTART and Solaris build process through JUMPSTART.
  • Implemented network kickstart installs for all new Red Hat Enterprise Linux installations.
  • Implemented updates, management, provisioning and kickstart using Red Hat Network.
  • Streamline installation of Linux systems via kickstart.
  • Performed server upgrades, kickstarts, server re-iping, patches, and software deployments.
  • Configured kickstart server and updating/applying patches to the servers using Redhat Satellite server.
  • Created Menu-driven bootable ISO's of RedHat Kickstart builds.
  • Updated Jumpstart and Kickstart configurations with new product release requirements.
  • Configured and installed Solaris, HP-UX and Red hat Linux Servers using jumpstart, Ignite and kickstart.
  • Plan and Implement new solutions such as Redhat satellite server, Veritas clusters, kickstart, satellite.
  • Provision systems via Jumpstart (JET) / Flash Archive and Kickstart Tuning server for optimal performance
  • Install / upgrade Linux and Solaris servers using kickstart / jumpstart installation procedures.
  • Automated server building using Systems imager, PXE, Kickstart and Jumpstart.
  • Installed/upgraded OS using jumpstart/kickstart for Solaris 2.6/8 and Linux AS 2.1.
  • used jumpstart, ignite and kickstart automation.

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41. NAS

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low Demand
Here's how NAS is used in Senior Unix Systems Administrator jobs:
  • Improved corporate backup & recovery systems by upgrading applications and consolidating SAN/NAS resources.
  • Provided lead systems administration services and technical support for a NASA, Goddard satellite data acquisition, storage and analysis project.
  • Managed the file systems by worked on the configuration of file systems provisioned from EMC NAS and SAN storage.
  • Developed NAS solution to consolidate multiple data storage pools into a single shared data repository with NetApp.
  • Involved in the yearly maintenance patching for both SAN and NAS connected Linux servers.
  • Develop and maintain storage standards for NAS, SAN and backup storage.
  • Configured and installed SGI and SUN, SAN and NAS storage systems.
  • Have experience with NAS and SAN environments in high availability server configurations.
  • Configured and maintained Network Appliance NAS through an NFS mount point.
  • Configure and administer NetApp, SONAS and BlueArc storage.
  • Migrated NAS storage to in-house developed SAN/NAS storage.
  • Managed enterprise SAN and NAS storage environment.
  • Supported NetApp SAN and NAS storage environments.
  • Evaluate and install new server & storage (SAN, NAS) technologies.
  • Managed Clarion Storage cx380, cx500, and cx300 and NAS storage.
  • Migrated NIS+ NAS Filers to LDAP.
  • Configured NAS devices in the environment for data transfer to the customers on LINUX and Solaris servers.
  • Installed and configured MQ series 5.1, MQSI and Naster applications.
  • Migrate existing SAN storage to NAS with Netapp 3170 filers.
  • Configured SAN/EMC (Symmetrix/Clariion) Disk Storages devices, DNS and NAS storages on all Unix and Linux servers.

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42. Nagios

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low Demand
Here's how Nagios is used in Senior Unix Systems Administrator jobs:
  • Employed Nagios software to configure infrastructure monitoring functionality; supported and maintained internal host configuration infrastructure.
  • Implemented Nagios to automatically monitor and escalate issues covering 350+ servers.
  • Implement and Deployed Nagios application and system monitoring.
  • Installed and configured Nagios for systems monitoring.
  • Designed and deployed the Nagios implementation, Implemented Puppet modules to automate configuration of a broad range of services.
  • Implemented Nagios service monitoring tool to monitor the network infrastructure at two data centers in NYC and CT.
  • Configure and implement 24x7 monitoring, trending and alerting systems using Nagios and multiple plugins.
  • Set up Nagios monitoring for servers, switches and routers and alerting.
  • Added new services to Nagios (monarch) for Exceed application.
  • Used Nagios open source monitoring system to review and optimize performance.
  • Installed and configured Nagios to monitor Linux and Windows based systems.
  • Created custom Nagios plugins to monitor network interface usage and errors.
  • Installed Nagios monitoring system from scratch using open source components.
  • Lead for setting up Nagios monitoring for over 2000 Unix/Linux systems including deployment of NRPE agents for filesystem and process monitoring.
  • Manage & maintain the monitoring environment (OpenView / Nagios / Servers Alive / custom scripts).
  • Implemented and maintained server and systems monitoring with Nagios & Webmin.
  • Monitored the server performance using monitoring tools like Zabbix and Nagios.
  • Managed system and job monitoring software - Tivoli and Nagios.
  • Instituted monitoring programs Nagios, Cricket, and arpwatch.
  • Configured and Deployed Nagios, and Orca.

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43. User Accounts

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low Demand
Here's how User Accounts is used in Senior Unix Systems Administrator jobs:
  • Managed user accounts and monitored backups.
  • Manage new user account creation, and user access levels and deletion of user accounts after separation from UCLA.
  • Maintained and administered SSO (Single Sign On) system servers and user accounts for JDISS.
  • Create, delete and maintain user accounts in Active Directory and system accounts using LDAP.
  • Performed software installations, upgrades, troubleshooting and maintained user accounts in 24x7 environment.
  • Created and maintained user accounts including granting permissions to applications, directories and files.
  • Configure and maintain user accounts, printers, disk drives, and RAID devices.
  • Created user accounts, security schema s, backup strategy and troubleshooting procedures.
  • Set up Quotas for the user accounts & limiting the disk space usage.
  • Resolved NES 3.6 administrative LDAP/SSL problems and set up NES user accounts.
  • Created user accounts and groups and performed user account management.
  • Created and maintained 300 UNIX and Oracle user accounts.
  • Created and customized new user accounts and systems.
  • Configured auto mounts/maps for the user accounts.
  • Administer User accounts on all Unix platforms.
  • Set up and managed user accounts.
  • Manage user accounts using REDHAT Directory Server 8.1 Research new technologies for possible incorporation into the client environment.
  • Created necessary user accounts on Linux, Solaris and Mac OS X servers.
  • Created secure menus for the Helpdesk for managing user accounts and print queues.
  • Set up user accounts and groups on HP and Linux env.

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44. System Performance

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low Demand
Here's how System Performance is used in Senior Unix Systems Administrator jobs:
  • Ensured data integrity and Recover ability via backups and disaster recovery Maintained system performance and security of Unix environment.
  • Monitored system functions and tuned kernel parameters for optimal system performance.
  • Perform tuning and troubleshooting to ensure optimal system performance.
  • Performed consistent system performance analysis and respond accordingly.
  • Monitor deployed servers for overall system performance.
  • Provide weekly Remedy reports to air force personnel on system performance analysis, tuning and open problem call status.
  • Work with the hardware and software vendors to debug complex system performance issues to improve operational efficiency.
  • Monitored System Performance of Virtual memory, Managing Swap Space, Disk utilization and CPU utilization.
  • Used HPUX's performance tools Glance and Perf-RX to monitor and analyze system performance.
  • Monitored System performance and did kernel tuning to enhance the system performance.
  • Analyzed XML log output for proper system performance and output.
  • Monitor System performance on NT/Unix Servers.
  • Monitor and tune system performance.
  • Analyzed/Tuned system performance by Glance/Perfview tool.
  • Monitored, evaluated, and resolved system performance issues in a proactive manner.
  • Led team efforts in resolving Tivoli Storage Manager issues improving system performance.
  • Perform tuning and troubleshooting to ensure optimal system performance Disk management (using Veritas Volume Manager and VxFS).
  • Automated administrative tasks with bash, perl scripts; monitor system performance using Nagios, Cacti and Solarwinds.
  • Created KSH script for system alarm monitoring Lead for UNIX portion of datacenter move Monitored system performance
  • Monitored system performance with vmstat, iostat, topas, sar, svmon.

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45. TSM

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low Demand
Here's how TSM is used in Senior Unix Systems Administrator jobs:
  • Add or update TSM clients and policies on TSM master backup server.
  • Installed and configured TSM client backup software and supported backup schedules.
  • Restore systems and files as needed from TSM server.
  • Configured TSM client and server for daily backups.
  • Update TSM configuration files as needed.
  • Utilized TSM to maintain data consistency.
  • Worked closely with SAP, SAN, TSM and DB2 teams.
  • Install and support TSM clients and TDP (Tivoli Data Protector) clients for Lotus Notes Domino and Oracle.
  • Installed and configured IBM Tivoli Network Storage Manager (TSM) client & Server software backup and recovery solutions.
  • Review TSM logs for errors in client filesystem backups, Oracle RMAN backups, and resolve issues.
  • Schedule, monitor, and resolve issues of nightly backups utilizing Tivoli Storage Manager (TSM).
  • Provide Server Development, maintenance and 2nd and 3rd level support for Petsmart stores and distribution centers.
  • Administer Tivoli TSM Backup servers and clients, schedule backups and review nightly backup reports.
  • Implement Tivoli TSM Disaster Recovery server and clients, create and test Disaster Recovery methods.
  • Support for Petsmart applications such as TIBCO, MicroStrategy, GLMS, WMS and SAP.
  • Perform and assist customer restores utilizing Tivoli Storage Manager (TSM).
  • Install and configure IBM Tivoli TSM backup software.
  • Monitor Tivoli TSM backups on HP-UX servers.
  • Managed TSM (Tivoli Storage Manager) backup software to backup and restore files on AIX.
  • Configure TSM Interfaces to Sybase, Oracle and Informix databases for database backups.

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46. Production Environment

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low Demand
Here's how Production Environment is used in Senior Unix Systems Administrator jobs:
  • Provided daily operational support of development and testing environments consisting of 2 production environments, including disaster recovery sites.
  • Designed and implemented standards for development, staging, and production environments in accordance with Inspector General guidelines.
  • Served as liaison between developers and production staff to ensure development efforts coincided with production environment needs.
  • Determined and maintained adequate system-level security in Production environment.
  • Scripted a secure method of deploying upgrades and new installations of scripts to the entire LINUX test and production environment.
  • Test and evaluate new system and application software and hardware for the production environment's located in Columbia South Carolina.
  • Team member of Unix support group administering development, testing, and production environment of over 200 servers.
  • Designed, tested, and implemented UNIX and Network Security solutions for Lab and Production environments.
  • Manage UNIX environment and support projects in a large scale 24X7 production environment.
  • Designed tools to help manage operating system patches for a large production environment.
  • Change Control: Coordinate all UNIX related changes to the Production environment.
  • Provided Tier 3 24/7 support for production environments.
  • SAP and Oracle Production environment.
  • Managed capacity planning for EMC Symmetrix SAN that holds over 2 terabytes of data, which is in our production environment.
  • Provided 24 hour support for production environment for all Sun Microsystems hardware, operating systems, and applications.
  • Served as level 3 support for Tivoli Remote Control in the Lab and Production environments.
  • Designed, set up and maintained development, staging, and pre-production environments.
  • Experience in migrating Weblogic domains from 8.1 to 10 in production environments.
  • Upgraded Connect Direct in dev and production environments.
  • Revamped development/QA/Staging/Production environment to standardize on OS images, package installation using rpms and Solaris pkg format.

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47. VIO

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low Demand
Here's how VIO is used in Senior Unix Systems Administrator jobs:
  • Experience in applying patches to the AIX servers at various TL and Service pack Levels, VIO server upgrades.
  • Installed and configured VIOS Assist Development and Database Teams in deployment of Warehouse platforms from QA to Production.
  • Performed Memory upgrades on VIO 2.1 servers & uplift of the memory on LPAR's.
  • Build 40 plus VIO servers, SAE configuration, VSCSI configuration 24.
  • Provided administration support for VIO infrastructure for AIX 6.1 and 7.1 platforms.
  • Perform VIO build outs on new systems to support LPAR migrations.
  • Measure and analyze host and storage behavior during injected faults.
  • Performed LPAR creation and Resource assignment from VIO.
  • Worked on VIOS and NPIV client Storage migration.
  • Build over 40 VIO servers 1.5 & 2.1 on multiple P-series frames using Control Channel 11.
  • Upgraded the VIOS from 1.5 to 2.2 using DVD & NIM server on dual VIOS environment.
  • Migrated VIOS from 1.5.2 to VIOS 2.1.3.10 and fixpack23 using DVD & NIM install method.
  • Power VM VIOS-1.5, VIOS-2.1, VIOS-2.2FP25,VIOC 23.
  • Build oracle RAC with VIO clients 15.
  • Build over 60 VIO clients 12.
  • Used IBM p570 and p560 servers with CECS attached to each and partitioned using VIOS servers and HMCs.
  • Performed testing to verify failover and fallback of Dual VIO server on p5-570.
  • Administer AIX using VIOS, and Solaris servers still within the company.
  • Use to take mksysb, backup for vios backup and also backup using TSM before doing any upgrades / changes.
  • Deployed IBM virtualized environments using VIO 2.2 servers and AIX 7.1 LPARs on IBM Bladecenter H chassis.

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48. ZFS

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low Demand
Here's how ZFS is used in Senior Unix Systems Administrator jobs:
  • Worked in ZFS and QFS and fixed the problems occurred, set the quota and reservations for such file systems.
  • Used ZFS and ISCSI to create virtual hard drives for Windows servers.
  • Created ZFS File systems and pools and exported to the local zones.
  • Worked on Logical Volume Manager (LVM), and ZFS.
  • Experienced on ZFS, VXVM, LVM and RAID administration.
  • Installed and configured various disk management applications such as Solstice Volume Manager, Veritas Volume Manager 5.0 and ZFS.
  • Supported software package Execution Scheduling Processor ESP to scheduled job submission Implements ZFS file systems layout.
  • Provided technical support for the network; UNIX/SAN ZFS file systems/netapps hardware and software.
  • Implemented numerous HPVM (Virtual Machines), and Solaris ZFS Zones.
  • Configure disk mirroring using zfs, ODS, or hardware RAID.
  • Configure Solaris server for ZFS and SAN Boot.
  • Consolidated servers utilizing Solaris 10 containers/zones and zfs.
  • Designed a database dump process, where multiple Sybase DB dumps occurred to ZFS pools provided by EMC Symmetrix SAN.
  • Installed and configured Solaris 10, ZFS, and RaidZ on a new Sun Sparc T4-1 server.
  • Developed Solaris ZFS boot build and recovery standard for new Solaris builds.
  • Created Zetabyte file system (ZFS) in Solaris 10.
  • Managed Solaris 10 operating system with emphasis on Solaris Volume Manger (SVM) and Zetabyte File System (ZFS).
  • Utilized Solaris virtualization with ZFS and VMware to reduce power consumption, overall hardware costs, and new server implementation times.
  • Created ZFS pools using ZFS file-systems Created ZFS Mirror, RAIDZ , while building the OS on Sun Solaris Machines.
  • Worked regularly with ZFS, ASM filesystems, and containers, LDOMs for server virtualization.

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49. Sybase

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low Demand
Here's how Sybase is used in Senior Unix Systems Administrator jobs:
  • Escalated SQL/SYBASE related issues to DBA team and tracked all problems by creating Remedy.
  • Created SYBASE connections for all primary and replicated databases.
  • Created tool for migrating SYBASE, NBS, and Market DATA from AIX Micro Channel to AIX PCI model.
  • Supported traders and developers running relational database applications with Sybase.
  • Assumed basic Sybase administration responsibilities to provide base support.
  • Installed and Managed Legato Backup Server 5.x/6.x, including scheduling backups, doing restores, Sybase copy overs and troubleshooting.
  • Managed upgrade to VCS 5.0 MP1 for several service groups, resources, dependencies, hosting Sybase & Oracle databases.
  • Supported the e-commerce applications that were connected to the Oracle database, Sybase databases.
  • Provided systems support to DBA group for Sybase and Oracle databases.
  • Provide Oracle, Sybase & SAP DBA and Application Administrator support.
  • Installed Sybase software and worked with database administrators as needed.
  • Created and managed Sybase Anywhere database.
  • Utilized Sybase 4.9.2 - 10.0.2 * Coding of UNIX shell scripts, SQL stored procedures, triggers, views and tables.
  • Performed basic Sybase administration activities allowing Capgemini to provide base level DBA support and emergency recovery services.
  • Supported traders and developers running relational database applications on Sybase, Oracle and Informix.
  • Administered Sybase and Teradata systems to manage performance, backup and recovery, security, triggers and user access.
  • Trained employees on UNIX, network, Sybase database and Solaris.
  • Experienced with Enterprise Oracle/Oracle RAC/CRS, Clearcase, Sybase and Azul Java.
  • Provide support for Oracle, Sybase and Informix databases to helpdesk staff.
  • Created raw metadevices for Sybase DB and support administrator activities for Sybase.

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50. Internet

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low Demand
Here's how Internet is used in Senior Unix Systems Administrator jobs:
  • Involved with internet security by administering the internet firewall and border router.
  • Restructured Internet footprint for minimum exposure.
  • Designed and implemented internet facing secure file transfer servers for HR, CMPD, CATS and other departments.
  • Worked on implementation plan for getting our Internet connection as well as getting everyone on Lotus Notes.
  • Installed and integrated the prototype Packet Data Communications platform, (Cell phone access to Internet).
  • Maintain DS3 Data Vaulting (RedHat Linux gateway) Internet/tape-less backup/recovery solution for all Unix servers.
  • Core applications included - multiple implementation of supporting UNIX servers for Internet, e-commerce and networking.
  • Build and deploy various utilities and programs from source for Internet and intranet servers.
  • Managed corporate Internet and EDI firewalls based on IBM's Firewall 3.1.
  • Manage and perform system updates for internet and intranet Red Hat Servers.
  • Acted as sole server support for business's first commercial internet product.
  • Supported java based internet applications on client PC's.
  • Managed a Multi-Terabyte Internet search environment; one of Thompson Scientifics Intellectual Property Business's.
  • Configure and implement centralized logging server for Internet servers using Syslog-ng.
  • Consulted for local Internet Service Provider recommending, installing, and configuring various Sun hardware and software components for business startup.
  • Designed, implemented, and supported Internet firewalls, DMZs, and outward-facing DNS, FTP, and related services.
  • Provided Unix admin support for specialized technical systems for streaming internet video to internet, Iphone and IPAD devices.
  • Designed and implemented new customized server configurations for high availability, high volume Internet OLTP environments.
  • contract) * Third tier user support for all services internet services provided by PBIS * Implement new services.
  • Implemented Linux servers as corporate sendmail servers for intra and internet mail.

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Senior Unix Systems Administrator Jobs

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20 Most Common Skills For A Senior Unix Systems Administrator

Veritas

14.6%

Production Servers

14.4%

Solaris

10.8%

AIX

5.9%

Web Servers

5.3%

OS

4.2%

EMC

4.0%

Disk

3.9%

File System

3.9%

Vmware

3.7%

Recovery Procedures

3.7%

DNS

3.3%

Linux

3.2%

Hp-Ux

3.2%

System Administration

3.1%

NFS

2.7%

Red Hat

2.6%

Setup

2.6%

Perl

2.4%

High Availability

2.4%
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Typical Skill-Sets Required For A Senior Unix Systems Administrator

Rank Skill
1 Veritas 10.6%
2 Production Servers 10.5%
3 Solaris 7.9%
4 AIX 4.3%
5 Web Servers 3.8%
6 OS 3.1%
7 EMC 2.9%
8 Disk 2.9%
9 File System 2.9%
10 Vmware 2.7%
11 Recovery Procedures 2.7%
12 DNS 2.4%
13 Linux 2.3%
14 Hp-Ux 2.3%
15 System Administration 2.3%
16 NFS 2.0%
17 Red Hat 1.9%
18 Setup 1.9%
19 Perl 1.7%
20 High Availability 1.7%
21 Capacity Planning 1.5%
22 NIS 1.5%
23 Rhel 1.4%
24 SQL 1.2%
25 LVM 1.2%
26 Lpar 1.2%
27 Ldap 1.0%
28 Troubleshoot 1.0%
29 Hpux 0.9%
30 SSH 0.9%
31 Netapp 0.9%
32 Hacmp 0.8%
33 DBA 0.8%
34 Websphere 0.8%
35 NIM 0.8%
36 Tomcat 0.8%
37 Technical Support 0.8%
38 Windows XP 0.8%
39 Sendmail 0.8%
40 Kickstart 0.8%
41 NAS 0.8%
42 Nagios 0.7%
43 User Accounts 0.7%
44 System Performance 0.7%
45 TSM 0.7%
46 Production Environment 0.7%
47 VIO 0.7%
48 ZFS 0.6%
49 Sybase 0.6%
50 Internet 0.6%
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17,803 Senior Unix Systems Administrator Jobs

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