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Senior System Administrator

Reston, VA
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Are you ready to join a Leidos all-star team? Through training, teamwork, and exposure to challenging technical work, let Leidos show you how to accelerate your career path.

The Leidos Innovations Center has an exciting opening for you as our next Senior Systems Integrator Engineer to work in Reston, VA or Bethesda, MD. Your job will be to rely upon your years of experience bringing together component subsystems into a whole and ensuring that those subsystems are optimized to work together. This job will be in our Bethesda, MD office where we will need you to participate in building strong cross functional collaboration with all areas of development, product, and QA in a dynamic and fast paced environment.

You will work closely with other infrastructure and network engineers, system engineers and O&M team members on the following key tasks:

• Perform Linux builds, installs, configuration, administration, and troubleshooting of both Linux and Windows platforms to include but not limited to base configuration, security and system patching, performance monitoring, etc.
• Provide O/S hardening (STIG, OpenSCAP, ACAS) and system patching
• Develop server builds for virtual and physical environments
• Manage, maintain, configure, and deploy system integration tools such as Kubernetes, Rancher, Helm
• Support management and integration of DevOps tools such as Jenkins
• Deploy, operate, diagnose, and maintain containerized (Docker) microservices across orchestrated (Kubernetes) environments
• Maintain and orchestrate services and procedures for a big data pipeline which includes kafka, Elasticsearch, and several in house written python/java running on Kubernetes
• Develop scripts to monitor and check health of the deployed pipeline
• Maintain and develop DevOps automation using tools (e.g., Saltstack, Ansible, Chef, Puppet)
• Design, develop, and support scalable, redundant infrastructure to include physical and virtualized environments
• Set up administrator and service accounts, maintain system documentation, tune system performance, install system wide software, validate and implement critical system patches, and allocate mass storage space
• Improve existing infrastructure to incorporate latest technology best practices and cross application integrations
• Participate as needed in all phases of software development with emphasis on the planning, analysis, integration, and documentation phases
• Manage the code transfer and modification
• Conduct automated unit and system integration tests to identify and provide feedback on failed modules and components
• Participate in code design reviews and updates
• Support CM activities
• Administer system to system data transfer and integration process To be successful in this role you need these skills (required):
• A Bachelor's Degree in Information Technology, or a closely related discipline or 4 years of additional relevant professional experience
• At least 6 years of relevant professional experience
• Must have an active Top Secret security clearance with the ability to obtain and maintain a TS/SCI with Polygraph security clearance
• Experience in system integrations testing through a full system development life cycle, including implementing test plans, test cases and test processes
• Experience with security requirements derivation
• Experience documenting test results for corrective actions, reporting and audits
• Excellent verbal and written communication skills
• Ability to work in a team and also a self-starter who can work on their own
• Expertise in configuration, administration, and troubleshooting of Linux (RHEL/CentOS, Ubuntu) to include kernel panic recovery; Configuring SSSD, AIDE, SELinux, auditd; and O/S hardening - STIG, OpenSCAP, ACAS.
• Highly proficient with Patching: yum repositories, APT repositories
• Highly proficient with Server builds: virtual and physical
• Experience with installing and deploying DevOps tools, examples could include Chef, Puppet, Git, Docker, Jenkins, Ansible, Salt, etc.
• Knowledge of Atlassian software such as JIRA, JIRA Service Desk, Confluence, Bitbucket, HipChat, etc.
• DoD 8570 IAT II Certification.
It would be great if you have specific experiences and skills with the following (preferred):
• Kubernetes, Ansible, Puppet, Salt, Linux, Git, Python, Elasticsearch, Logstash, IPA, AWS, OpenStack, Java, Kafka, Hadoop, etc.
• Experience establishing large computer clusters
• Experience in continuous configuration automation (CCA) methods for providing a flexible, programmatic platform for deploying and managing the configuration of infrastructure and application resources.
• Experience in applying both agent-based and agentless (e.g. SSH) methods to event-driven orchestration and remote execution for configuration management
• Experience in applying automated configuration management and deployment tools (e.g. Puppet, Chef, Ansible, and Salt) for configuration automation, cloud control, and event-driven orchestration. LInC
D3P Pay Range:
1h ago
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System Administrator, Senior

Booz Allen Hamilton Inc.
Chantilly, VA
The Challenge:

Your combination of people skills and technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting our most important clients. We're looking for a systems administrator with a solid background in Windows and Linux support to help us manage and enhance solutions for our customers that will stand up to even the most advanced cyber threats.

As a lead systems administrator on our project, you'll help secure and manage mission critical system servers and client workstations, conduct system vulnerability assessments, perform configuration management, and help to increase customers insight into their network through monitoring and performance management. Your technical expertise will be vital as you identify problem areas and opportunities for improvement in a mission critical network. You'll coordinate work with our security and engineering support teams to identify the right mix of tools and techniques to translate your customer's IT needs and future goals into a plan that will enable secure and effective solutions that support its mission operations. We need your help to come up with the best solutions, leveraging new techniques that break free from legacy models using industry best practice tools, utilities, or processes. This is a chance to support a team of experts to make a difference in the civil, defense, and intelligence industry areas while broadening your skillset into areas like cloud-based solutions and cybersecurity. If you are looking for a hands-on role with the flexibility to learn and apply new skills in administering multiple enclaves to help developers focus on their mission, this is for you!

Empower change with us.

You Have:

* 9+ years of experience as a system administration
* Experience with system management, accreditation, monitoring, and assessment of multiple solutions
* Experience with Linux operating systems including CentOS
* Experience with Server Operating System MS 2016
* Knowledge of Power Shell and basic commands, Microsoft patching process using WSUS and SCCM, Active Directory, and Group Policy creation and maintenance
* TS/SCI clearance with a polygraph
* BA or BS Degree

Nice If You Have:

* Experience with penetration tests, assessments, and formal information security compliance inspections of Federal government classified systems
* Experience with complex, intertwined systems and data flows in the Federal IT Security space
* Experience with Intelligence Community Information Technology Systems Security Risk (ICD 503) processes
* Ability to work in a fast-paced and technically challenging area
* Possession of excellent analytical and problem solving skills
* Possession of excellent interpersonal, organizational, writing, communications, and briefing skills;
* CISSP or CCNA Certification


Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; TS/SCI clearance with polygraph is required.

Build Your Career:

When you join Booz Allen, you'll have the opportunity to connect with other professionals doing similar work across multiple markets. You'll share best practices and work through challenges as you gain experience and mentoring to develop your career. In addition, you will have access to a wealth of training resources through our Engineering & Science University, an online learning portal where you can access more than 5000 tech courses, certifications, and books. Build your technical skills through hands-on training on the latest tools and tech from our in-house experts. Pursuing certifications that directly impact your role? You may be able to take advantage of our tuition assistance, onsite courses, vendor relationships, and a network of experts who can give you helpful tips. We'll help you develop the career you want as you chart your own course for success.

We're an EOE that empowers our people-no matter their race, color, religion, sex, gender identity, sexual orientation, national origin, disability, veteran status, or other protected characteristic-to fearlessly drive change.
8d ago

System Administrator (Senior)

Salient CRGT
Chantilly, VA
Are you looking for a new and exciting career opportunity?

Join our award-winning organization and work with some of the most talented minds within our Enterprise Technology and Innovation teams. As a Salient CRGT employee, you get to be part of a best performing team supporting our nation's most critical missions. At Salient CRGT, we recognize that financial rewards and great benefits are important. That is why we offer competitive compensation and a diverse benefits package. Clickhere ( to learn more about our extensive benefits program.

**Why Salient CRGT?**

We're passionate about the inspirational missions of our customers and we entrust our employees and teams to deliver exceptional performance to enable the safety, security, health and well-being of our nation. We provide the tools and resources to help you be successful, and our culture fosters an environment in which idea sharing and collaboration is essential. Are you ready to make a difference?

The ideal candidate will be responsible for

+ Work with large-scale Windows based environments, commercial of the shelf applications, and government developed enterprise applications

+ Administer and maintain enterprise management software

+ Provide Windows administration for Windows Server 2012/2016, server monitoring and troubleshooting in physical and virtual environments

+ Configure, manage, and monitor Windows Internet Information Services (IIS) applications

+ Administer Linux and/or UNIX Operating Systems

+ Apply knowledgeable of database technologies such as Oracle, SQL Server, SQL queries, and scripting

+ Use Agile methodologies such as Scrum and SAFe

+ Provide Windows System Administration including Group Policy management, AD replication, AD PowerShell commands, LDAP queries, and Active Directory Service Interface Editor (ADSIEdit)

+ Configure and manage virtual infrastructure technologies, including VMware and Hyper-V

+ Work with network monitoring tools such as ServiceNow, SolarWinds and/or ScienceLogic SL1

**Required Qualifications**

+ Bachelor's with 5 - 8 years (or commensurate experience)

+ Secret Clearance

**Desired Qualifications**

Desired Skills:


Salient CRGT is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, age, sex, sexual orientation, gender identity or expression, veteran status, disability, genetic information, or any other factor prohibited by applicable anti-discrimination laws.

Connect With Us! (\_iframe=1&hashed=-336150033)

**Job Location(s)** _US-VA-Chantilly_

**Job ID** _2021-12820_

**LCAT** _Network/Systems Administrator 3_

**Work Status** _Full-Time Regular_
12d ago

Senior System Administrator, Maritime Undersea

The Boeing Company
Herndon, VA
At Boeing, we innovate and collaborate to make the world a better place. From the seabed to outer space, you can contribute to work that matters with a company where diversity, equity and inclusion are shared values. We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive, with great opportunity for professional growth. Find your future with us.

To ensure compliance with President Biden's September 9, 2021 executive order, Boeing is implementing a new requirement for U.S.-based employees to either show proof of being fully vaccinated from COVID-19, or have an approved reasonable accommodation (based on a disability/medical condition or sincerely held religious belief) exempting them from the requirement, by December 8, 2021 (timing may vary in some states). Individuals who are unable to meet COVID-19 requirements due to a disability/medical condition or sincerely held religious belief may apply for a reasonable accommodation during the post-offer process.
Individuals with approved accommodations will be subject to frequent COVID-19 testing.

Boeing has implemented a new COVID-19 Vaccination Policy in Australia that requires all new Boeing Australia hires to show proof of being fully vaccinated from COVID-19, or have an approved medical exception by 3 December 2021. For Victorian based employees, the compliance date is 26 November 2021.

All other global Boeing locations do not have a vaccination requirement at this time.

The **Boeing Defense, Space & Security** (BDS) is currently seeking a **Senior System Administrator (Administration & Deployment)** to support the Maritime Undersea program in **Herndon, VA.**

As a member of the Mission Systems Operations Team, you are an integral part in developing hardware and software solutions for proprietary programs for our client. We translate customer needs into detailed requirements for system integrated designs including system architectures for current operations and program growth, facility design, hardware selection, software selection/development, system integration, testing and operations/maintenance.

Rotating shift-work is required of this position in direct support of the customer's operations tempo; shift differential is paid based on shift schedule coverage. Candidates must be able to adapt in an exciting, dynamic operational environment while maintaining relationships with system stakeholders and customers.

**Position Responsibilities:**

+ Perform system integration, hardware and software installation, configuration and disposition of servers and workstations to support the architecture

+ Install, configure and maintain multiplatform systems hardware, software and components

+ Plan, develop, design, integrate and maintain all computer applications, including specialized applications specific to the program's objectives

+ Plan and coordinate highly complex software and hardware for enterprise release.

+ Ensure systems conform to architectural objectives

+ Evaluate complex system's production readiness and supportability

+ Perform the restoration of complex computing service operations

+ Perform complex system problem identification and resolution

+ Integrate security solutions into information systems

+ Monitor system performance to support capacity planning, backup and disaster recovery planning

+ Experience in both Windows and Linux administration, or one with the ability to learn

**This position is expected to be 100% onsite. The selected candidate will be required to work onsite in** **Herndon, VA.**

**This position requires an active Top Secret /SCI U.S. Security Clearance. (A U.S. Security Clearance that has been active in the past 24 months is considered active.)**

**Candidate must be able to obtain a Full Scope and/or CI Polygraph.**

**Basic Qualifications / Requirements**

+ Ability to obtain a Full Scope and/or CI Polygraph

+ Willing to work a rotating shift

+ Minimum 3 years of experience in troubleshooting complex network problems

+ System Administration experience of Linux/Unix or Windows platforms

+ Minimum 5 years of experience in communicating with customer representatives in a variety of forums, in both written and verbal form, regarding technical subjects

**Typical Education & Experience**

Education/experience typically acquired through advanced technical education (e.g. Bachelor) and typically 9 or more years' related work experience or an equivalent combination of technical education and experience (e.g. PhD+4 years' related work experience, Master+7 years' related work experience, 13 years' related work experience, etc.).


This position offers relocation based on candidate eligibility.


This position is for 4th shift.

The candidate must be willing to work variable shifts, including weekends and overtime. Some positions may also be rotating shifts.

Shift differential is paid based on shift schedule coverage.

**Drug Free Workplace:**

Boeing is a Drug Free Workplace where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies _._

**Eligible for 3ERP**

Boeing is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.
4d ago

Sr. Principal Red Hat System Administrator

Northrop Grumman
Chantilly, VA
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At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.

Northrop Grumman Mission System NGMS is seeking a Sr. Principal Red Hat System Administrator in Chantilly, VA to support multiple programs for the SIGINT Technology Center.
Essential Functions:
Analyze internal or external customer requirements and determine equipment and software requirements for solutions to problems by means of automated systems.
Recommend and implement system enhancements that will improve the performance and reliability of the system including installing, upgrading/patching, monitoring, problem resolution, and configuration management.
Provide backup and recovery services; manage file systems and disk space; manage virus protection on a routine basis.
Create and maintain user and computer accounts and modify file permissions and security access list.
Test new releases of products to ensure compatibility and minimize user impact.
Develop and document technical processes and procedures as needed. - Make recommendations to purchase hardware, software, system components
Interact, meet, discuss, and troubleshoot issues with vendors; evaluate vendor products, services, and suggestions.
Adhere to strict Information Systems security guidelines in all cases.
Prepare security documentation for input to Computer Security.
Report project status as required for all recurring and non-recurring efforts.
Design and maintain network communications systems.
Provide specifications and detailed schematics for network architecture as needed.
Maintain a smooth operation of Windows based networks.
Propose solutions to management to ensure all communications requirements based on future needs and current usage.
Create and update appropriate documentations, including operational instructions.
Provide regular monitoring and security analysis to meet DoD security standards.
Ability to work after hours and weekends as needed.

Basic Qualifications:
Associate's degree and 12 years of experience OR Bachelor's degree and 10 years of experience OR Master's degree and 8 years of experience; 14 years of experience may be considered in lieu of completed bachelor degree. Note: Experience can be used in lieu of experience. 2 years for AS or 4 years for BS. - Current Security+ CE or ability to obtain within 6 months of hire.
US Citizenship and the ability to obtain and maintain a Secret Clearance.
Experience managing a Redhat Linux server environment.
Hardware experience with HPE and Dell Servers- firmware patching, hardware upgrades, lights out management experience, troubleshooting, and visualization.
Linux experience - Basic understanding of Linux OS functionality, commands, and file structures and/or certification for current versions.
Ability to lift equipment weighing up to 40 pounds.
Ability to work after hours and weekends as needed.

Preferred Qualifications:
Active Top Secr et clearance with SSBI.
Experience with Certification & Accreditation process.
Windows Experience - Proficient understanding of Windows OS (Windows 10 and Server 2012/2016 preferred), and Active Directory concepts (including DHCP and DNS).
SAN Knowledge - Interactions with VMware applications (vSphere objects, Horizon View, etc.), and fiber channel infrastructure concepts.
Experience operating under and managing systems within NISPOM Chapter 8, DCID 6/3-ICD 503, RMF, STIG, JAFAN, or JSIG information system environments.
Experience installing, configuring, and maintaining computer hardware in a networked environment.
Experience with server management.
Experience with installing, configuring, and maintaining job management tools.
Able to provide reliable and efficient backups/restores for all managed systems.
Experience with information security technologies like, event log management, intrusion detection, HIPS, anti-virus, vulnerability assessments. (Solar winds, Nessus, Tenable, McAfee, Sophos, HBSS).
Rudimentary Scripting. - DoD 8570 Certification in a primary OS (Windows, Linux, Cisco).
Experience managing and maintaining complex NTFS security models.

Employees may be eligible for a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.

Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO/AA and Pay Transparency statement, please visit U.S. Citizenship is required for most positions.
3d ago
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System Administrator, Level 2

Wood Consulting
Dulles Town Center, VA
System Administrator

Seeking a Systems Administrator with Azure experience to support the design, development, and deployment of advanced cybersecurity capabilities.

Security Clearance Requirements

This position requires all candidates to be U.S. Citizens and possess an Active Secret clearance with the ability to obtain a TS/SCI. Candidates must be able to receive DHS suitability prior to starting employment.

+ Providing technical and system administration support through troubleshooting, identifying and isolating issues, conducting root cause analysis, and implementing appropriate solutions to software and system anomalies as they occur

+ Performing scans and remediating vulnerabilities in Linux and/or Windows environments.

+ Responding to application-related issues, resolving on-the-spot problems (when possible), replicating the issue for internal analysis/diagnosis, and preparing technical documentation accurately depicting the problem and/or solution for feedback to developer/vendor

+ Working alone on individual projects while being involved in larger projects as a team effort

+ Supporting the operations and maintenance aspects of deployed capabilities - Supporting the development of system security documentation on both new and previously deployed capabilities

+ Managing the functionality and efficiency of a group of computers running on one or more operating systems

+ Helping to maintain the integrity and security of IT systems

+ Adhering to policies and standards related to the use of computing resources

Required Education & Years of Experience

+ Bachelor's degree in Systems Engineering, Computer Science, Information Systems or related technical field.

+ Two years of related work experience may be substituted for each year of degree level education.

Required Skills

+ 2+ years of applicable, hands-on experience

+ Experience with Azure cloud administration

+ Meaningful, hands-on experience performing scans and remediating vulnerabilities in cloud environments.

+ Must be able to manage the functionality and efficiency of a virtual/physical desktop pool by proactively and reactively responding to centrally managed trouble and incident tickets

+ Knowledge of the principles, methods, and techniques used in systems administration and support

+ Ability to develop and maintains system/security documentation as needed

+ Ability to interact with users to include software installs and hardware/software troubleshooting

+ Must be able to maintain knowledge of current system design to connect, configure, and/or enable information systems, devices, or components as assigned

+ Be able to provide support for maintenance and change requests for all user-facing devices and systems.

Desired Skills

+ Experience with Azure Services, including Machine Learning, Analytics, Databases, Azure Identity and Security Services (Active Directory, Domain Services, Defender, Key Vault, CyberArk, Sentinel, Security Center) Management and Governance (Landing Zone, Automation, Cost, Policy, Compliance), Migration Services, Networking (including ExprerssRoute, DNS, Network Watcher, and Load Balancers), and Development (including Azure DevOps, Infrastructure-as-Code (IaC) and Azure Functions for serverless solutions, )

+ Familiarity with the following technologies in a cloud environment: ELK Stack (ElasticSearch, Logstash, Kibana), Ansible, Nessus, Zscaler, ClamAV, AIDE, Splunk, DNS, NAT, git

+ AWS cloud technology knowledge and implementation experience

+ Experience with Linux environments

+ Experience working in an agile development environment

+ Experience working on projects that implement analytic models into production systems

+ Experience with agile tools, including Jira and Jira Align

Desired Certifications

+ DoD 8570.1 IAT Level II

+ Azure Cloud-related certifications

WOOD is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

ID: 2021-12746

External Company Name: WOOD Consulting Services
14d ago

Sr. Cloud System Administrator

Maxar Technologies Ltd.
Herndon, VA
Please review the job details below.

Maxar is seeking for a Sr. Cloud Systems Administrator to work with a high-tech team to administer cutting edge open source and cloud-based technologies. In this role, you will perform administrative tasks on primarily Red Hat Linux based operating systems. You will will be responsible for installation and operations of a large suite of open-source technologies that support big data analytics streaming and at scale. In order to be successful in this role, you must demonstrate in-depth knowledge of the Linux/Unix operating system, DevOps concepts, security distributed systems, and on cloud technologies.


* Deploy highly available, scalable and secure cloud infrastructure with a focus on AWS.

* Strong understanding and administration skills of the AWS platform.

* Work closely with the Development team to build and maintain CI/CD pipelines to support automated deployment and configuration of infrastructure.

* Responsible for system maintenance, patching, updates, and data backups.

* Install, maintain, and patch system applications.

* Troubleshoot system and application-based issues and remediate.

* Coordinate with vendors for technical support, upgrades.

* Analyze and resolve configuration issues in development, test, and production environments.

* Maintain Virtual Private Networks (VPNs) between the customer network, cloud and other environments.

* Participate in security compliance efforts.

* Research, design and recommend application configurations based on security best practices and other program requirements.

* Lead the design and implementation of AWS and cluster networking approach.

* Perform continuous monitoring activities, identify lifecycle management, respond to system and security incidents.

Minimum Requirements:

* Must be a U.S. citizen and be willing and able to obtain a TS/SCI with CI polygraph.

* Bachelor's degree in computer science, computer engineering or related field. 4 additional years of experience may be substituted for a degree.

* 8 years Linux based system administration.

* 3 years in administration in cloud-based systems.

* AWS Certified Cloud Practitioner certified.

* CompTIA Security+ certification or CompTIA Network+ certified.

* Experience with working on Agile Development teams.

* Experience in provisioning and sustaining network infrastructures.

* Experience in developing and managing secure networks for secure PKI, IPSEC, or VPN enabled environments.

Desired Qualifications:

* Current/active TS/SCI with CI poly.

* Certified in Red Hat Certified Engineer (RHCE) or Red Hat Certified System Administrator (RHCSA).

* Certified Kubernetes ACKA.

* At least 1 focused AWS Certification such as Security.

* Working knowledge of DevOps methodologies and Infrastructure as Code (IaC) approaches.

* Working knowledge of AWS CloudFormation.

* Working knowledge of platform as a service (PaaS), virtualized cluster management, and containerization concepts and technologies.

* Advanced analytical skills: Able to leverage prior experience and knowledge to efficiently and effectively learn new technologies and derive secure technical solutions in a timely manner.

* Must have good written/ verbal communication skills and have experience in working in a collaborative environment.

* Experience or familiarity with the following technologies:
* Nessus, Prisma, QRadar

* Kubernetes


Maxar Technologies values diversity in the workplace and is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected veteran status, age, or any other characteristic protected by law.
22d ago

Senior System Administrator

Buchanan & Edwards
Chantilly, VA
We're looking for game changers. People who love what they do and who they do it for. Providing consulting services in operational support, intelligence collection, reporting, and data governance, R2C is a leader in delivering solutions for high priority national security concerns. Are you ready for a change?

R2C is seeking a Senior System Administrator to support a client's operational requirements on a mission focused program within a challenging, dynamic setting located in the Chantilly, VA Area.

We welcome the most challenging problems facing our national security and apply intellect, talent, and innovation to reach feasible and valuable solutions to each challenge. That means we expect our employees to bring their "A game," and you have the right to expect the same from the company that employs you. We want to hear your ideas. We want to hear your concerns. We want to make sure you have what you need to do the best you can on the job and grow in your career with us over time. Almost all companies say they have a culture of inclusiveness and that they value employee input, but R2C puts that statement to work every day. It's time for a change. Come and experience a company that actually cares.
TS/SCI w/ Poly

+ Apply expertise in the installation, configuration, operations, and maintenance of Linux-based architectures.

+ Focus on improving the stability and performance of the platform, maintaining and improving the security posture of the domain, continuous monitoring of system health, and troubleshooting issues that arise.

+ Accountable for Linux and application systems that support the infrastructure.

+ Responsibilities on these systems include SA engineering, operations and maintenance, and research and development to ensure continual operation.

+ Must be proficient in building, documenting, and providing tier 3 engineering support.

+ Extensive experience with Redhat and/or Centos

+ Demonstrated experience with VMWare ESXi infrastructure 6.x + vCenter server, host clustering with HA, DRS, replication

+ Demonstrated experience with upgrading VMWare infrastructure

+ Demonstrated experience with Docker, Elasticsearch, Kafka, on CentOS.

+ Demonstrated experience in server builds using automated mechanism

+ Demonstrated experience with Ansible and Puppet

+ Demonstrated experience with Ansible playbooks for virtual and physical instance provisioning, configuration management and patching and software development

+ Demonstrated experience with Jenkins

+ Demonstrated experience with Atlassian Jira and SolarWinds

+ Demonstrated experience collaborating with other systems administrators, storage administrators, application developers, and network engineers to solve complex problems

+ Bachelor's degree in Computer Science, Information Technology, or other related technical discipline, or equivalent combination of education, technical certifications, training, and work/military experience.

+ Certified Linux System Administrator

The Reports and Requirements Company, LLC (R2C) is a wholly owned subsidiary of Buchanan & Edwards, and provides consulting services in operational support, intelligence collection, reporting, and data governance. Located in Arlington, VA, R2C offers expertise on a variety of national security topics, with specific focus on operational support, technical operations, policies and management of large volumes of data, analysis of large amounts of data, & effective approaches to evaluating and sharing data, and innovative techniques for information collection. Our consultants develop and deliver training programs on subjects including cyber intelligence, data governance and information sharing protocols, intelligence collection, and reporting techniques. R2C has a mission first culture and boasts the benefits & perks of a small company with the resources, stability, and career mobility of a large corporation. R2C is dedicated to fostering, cultivating and preserving a culture of diversity and inclusion. We are committed to crafting a workplace that endorses creativity and innovation, and promotes engagement through open communication, acceptance of new people and ideas, and a supportive team dynamic. R2C is an equal Opportunity Employer - Minorities / Women / Veterans / Individuals with Disabilities / Gender Identity / Sexual Orientation.


External Company Name: Buchanan & Edwards

External Company URL:
60d+ ago

Senior System Administrator R21-041

Verite Group, Inc.
Dulles Town Center, VA
Verite Group offers 100% paid Benefits, 15% Employer Contribution to 401K, Stock Options, Flex-Time, Year End Bonuses, Paid Overtime and many more Amazing first-class benefits.

VGI is a 100% employee-owned custom software company supporting government missions and private sector enterprises for over a decade. VGI staff combine a strong technical prowess with a deep understanding of our customers and their operations. VGI can take your current network needs and challenges and create tools that protect your data throughout its lifecycle.

In your capacity as Senior System Administrator, you will get to design, develop, and maintain networks leveraged by a VGI customer facing team. This role also supports systems administration functions for the team to ensure system backups are running, high availability is maintained for the infrastructure, and enterprise-level configurations are updated. You will prepare operating instructions to document maintenance activities as needed. This position analyzes systems capabilities to resolve problems and develops solutions. You will translate requirements to process flows, prepare operating instructions and ensure software standards are met.

* Perform server administration tasks, including user/group administration, security permissions, group policies, print services, research event log warnings and errors, and resource monitoring, ensuring system architecture components work together seamlessly.
* Proficient in administering both Linux and Windows based enterprise networks.
* In-depth knowledge of Cisco routing and switching technologies. Skilled in Cisco IOS network configuration and network troubleshooting.
* Responsible for back end maintenance of the various platforms to include back-up strategies, record purging, etc. as well as maintain the complex database environment built on multiple database technologies to include MySQL, SQL Server, PostgreSQL/PostGIS, SQLite, and NoSQL based databases including Elasticsearch, MongoDB, etc.
* Interact with the help desk and other teams to assist in troubleshooting, identify root cause, and provide technical support when needed.
* Maintain internal infrastructure requirements including, laptop and desktop computers, servers, routers, switches, firewalls, printers, phones, security updates, support internet, intranet, LANs, WANs, and network segments.
* Monitor datacenter health using preexisting management tools and respond to hardware issues as they arise; help build, test, and maintain new servers as needed.
* Perform routine/scheduled audits of the systems, including all backups.



* Bachelors or higher degree from accredited college or university.
* At least 5 years of relevant work experience in System Administration.
* Detail oriented and a team player.
* Ability to work in a fast-paced, small team environment under minimal supervision.
* An understanding of the complexities around security and compliance in a hybrid cloud environment.
* Advanced database server administration experience (High Availability, Replication, Scaling, Backups, Restores, Encryption, etc.).
* Log aggregation experience (Splunk, Syslog, etc.).
* Experience in supporting IT environments with expert level understanding of Windows Server and Linux platforms.
* Experience in project management, application design and integration, and cloud computing (AWS products).
* Understanding of system security requirements and implementation of system security requirements.
* Experience with or knowledge of programming languages and operating systems; current equipment and technologies, enterprise backup and recovery procedures, system performance-monitoring tools, active directories, virtualization, encryption, database design and web technologies.


* Bachelor's degree in IT, Computer Science, or a STEM related field.
* Masters degree in IT, Computer Science or a STEM related field.
* Professional Technical Certification (Cisco, Microsoft, VMWare, Linux/Unix and/or AIX).
* Possess system development concepts such as planning, designing, testing, system security plans or CONOPS, contingency plans, and disaster recovery.
* Experience with vulnerability scanning, malware detection, and auditing software.
* Knowledge in analyzing system logs to identify potential issues with computer systems.
* Ability to troubleshoot reported problems and independently research and answer technical queries and drive issues to resolution.
* Knowledge of a variety of development methodologies is appropriate (Agile, Waterfall, etc.).
* Experience confirming project requirements by reviewing program objectives, input data, and output requirements with stakeholders (i.e., analysts, supervisor, or clients).
* Skills to analyze data contained in the corporate database, identify data integrity issues with existing and proposed systems and implement solutions.
* Experience creating a testing environment to identify bugs and determine whether products improve efficiencies. This includes creating detailed test plans tailored to technical specifications and test cases based on software/hardware requirements.


TRAVEL: No Travel, routine engagements at customer sites within 20 miles.

VGI is an Equal Opportunity Employer and does not discriminate on the basis of race, color, religion, sex, age, national origin, disability, veteran status, sexual orientation or any other classification protected by federal, state or local law.
36d ago

Senior System Administrator/Senior System Engineer

Sterling, VA
TestPros is a successful and growing business, established in 1988 to provide Information Technology (IT) technical support services to a wide range of Commercial and U.S. Federal, State, and Local Government customers. Our capabilities include Program Management, Program Oversight, Process Audit, Intelligence Analysis, Cyber Security, NIST SP 800-171 Assessment and Compliance, Computer Forensics, Software Assurance, Software Testing, Test Automation, Section 508 and WCAG Accessibility Assessment, Localization Testing, Independent Verification and Validation (IV&V), Quality Assurance (QA), Compliance, and Research and Development (R&D) services. TestPros is an Equal Opportunity Employer.

TestPros delivers innovative independent IT assessment solutions to critical challenges facing the nation and the world. We support the U.S. Federal Government and Commercial clients within the continental USA. TestPros is dedicated to making lives better, safer and more secure.

TestPros is currently seeking to hire a highly motivated Senior System Administrator / Systems Engineer to help with the maintenance, support and operation of our headquarters technology infrastructure. This position may also be assisting in client support. This is a customer-facing, hands-on technical position. Day-to-day System Administrator with some project management requirements. Work will include, troubleshooting/resolving technical issues, project work, and some deployments and maintenance. The selected candidate will handle all IT operational support for Headquarter staff as well as assist, as needed, on efforts for customers as needed. The selected candidate will report to our VP of Commercial Operations.
Desired Experience: Minimum of 8 years

Position Type: Full-time

Citizenship: US Citizen

Location: Sterling, VA/ (Local) Remote

Clearance: Secret desired


+ Strong demonstrated Systems Administration/Security Systems Engineering background to include:

+ High proficiency in using and administering Microsoft 365 Products as well as Azure-based services - in commercial and GCC environments - to include but not limited to; Windows Server (2019+, preferably); Azure Active Directory; Azure Virtual Desktop Domain Controllers (e.g., Active Directory), LDAP, Kerberos, NTLM, etc.

+ Proficiency with Intune, Mobile Device Management/Mobile Application Management (MDM/MAM), Azure Active Directory, and other Microsoft cloud-based systems and toolsets

+ Strong working knowledge supporting: Microsoft Teams, SharePoint, OneDrive and Salesforce

+ Provide administration and troubleshooting for an enterprise Salesforce environment

+ Strong knowledge of systems and networking software, hardware, and networking protocols.

+ Onboarding and offboarding of endpoints, to include but not limited to laptops, mobile devices, personal computers, and networking appliances

+ Development and implementation of secure baseline configurations

+ Extensive experience with Tier III service management ticketing and helpdesk services

+ Review and responding to security and/or performance related events

+ Azure Government, to include setup and configuration of Virtual Machines, Azure Virtual Desktop, Virtual Networks, Virtual Firewalls, Role Based Access Control, etc.

+ Remote Management and Monitoring Software (e.g., SolarWinds/SyncoMSP)

+ Endpoint Detection and Response, specifically SentinelOne and Microsoft Defender for Endpoints

+ High proficiency in using and administering Microsoft 365 Products as well as Azure-based services.

+ Working knowledge of IT service management systems (e.g., Remedy, Freshservice, etc.), remote assistance, and Managed Service Provider toolsets (e.g., SolarWinds, Syncro, etc.).

Required Qualifications

+ U.S. Citizenship

+ Bachelor's degree or equivalent work experience

+ Current CASP, CISSP, or CISM certification.

+ Strong written, verbal communication and presentation skills.

+ Experience in public speaking including presentations to senior level members of staff and customers.

+ Minimum of 8 years direct experience in information technology regulatory compliance

+ Minimum of 5 years direct consulting experience

+ Minimum of 2 years project management experience with successful delivery

+ Experience and/or strong knowledge of requirements and application of cybersecurity standards and regulations: (NIST SP 800-53; FISMA; DFARS compliance requirement)

+ Intermediate to advanced understanding of the requirements and application of cybersecurity standards and regulations. (WCAG, Section 508 and 504)

+ Demonstrated strong issue resolution and problem-solving skills.

+ Ability to mentor and manage interns.

+ Strong experience with document creation, management, and quality assurance, including professional and technical writing.

+ Extensive knowledge and experience with IT hardware, software networking and mobility systems for workstations, and server messaging clients.

+ Excellent written communication skills for heavy documentation; verbal communication skills for training and development.

+ Knowledge of Section 508 and Web Content Accessibility Guidelines (WCAG) 2.1 requirements for IT software and hardware.

+ Knowledge of HTML semantics/tagging, Accessible Rich Internet Applications (ARIA), hyperlink integrity, and remediation of Section 508 accessibility issues.

+ Experience working effectively with several clients or project teams simultaneously in a fast-paced environment.

Desired Qualifications

+ Active Secret clearance

+ Project Management experience and/or certification

+ Experience assessing and fixing electronic documents (PDF, Word, Excel, and PowerPoint) for Section 508 / WCAG compliance is considered a plus.

+ Professional Certification (DHS Trusted Tester, IAAP Certified Professional in Accessibility Core Competencies "CPACC", or equivalent) is highly desired.


TestPros offers a competitive salary, medical/dental/vision insurance, life insurance, paid time off, paid holidays, 401(k) retirement plan with company match, opportunities for professional growth, cell phone discounts, and much more! All benefits are per TestPros current policies and are subject to change without notice. Benefits are available to full-time employees.

TestPros, Inc. is an Equal Opportunity Employer.

EEO Statement

All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, sexual orientation, gender identity, marital status, age, national origin, protected veteran status, or disability. VEVRAA Federal Contractor.

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Average Salary For a Senior System Administrator

Based on recent jobs postings on Zippia, the average salary in the U.S. for a Senior System Administrator is $88,979 per year or $43 per hour. The highest paying Senior System Administrator jobs have a salary over $115,000 per year while the lowest paying Senior System Administrator jobs pay $68,000 per year

Average Senior System Administrator Salary
$88,000 yearly
$43 hourly
Updated October 25, 2021
10 %
90 %

Highest Paying Cities For Senior System Administrator

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CityascdescAvg. salaryascdescHourly rateascdesc
San Francisco, CA
Seattle, WA
Owings Mills, MD
New York, NY
Washington, DC
Boston, MA

5 Common Career Paths For a Senior System Administrator

Information Technology Manager

An information technology manager is responsible for supervising tasks for the company's network and information systems operations. Information technology managers require excellent knowledge of the information systems industry, a strong command of programming languages, and software and hardware application processes. An information technology manager reviews the performance of the IT department staff, ensuring that networks and systems maintain the highest quality and efficiency, and adjusting the specific system updates as needed. Information technology managers monitor the security of the system's database and identify business opportunities to utilize all business systems to improve the company's services.

Information Technology Director

An information technology (IT) Director is a professional responsible for the management, strategy, and execution of an organization's IT infrastructure. He/She supervises a team of workers while working with the organization's management and external vendors and advisors. Aside from managing workers, an IT director should possess problem-solving skills and an aptitude for organizational thinking. An IT director must also identify new market opportunities and should lead an effort to improve the organization's IT process.

Project Manager

Project managers oversee a specific project related to the organization's business. They manage the whole project from inception to evaluation. They initiate planning with involved departments, follow-through on the plans, ensure smooth execution of the plans, and evaluate the project for further improvements should these be needed. In line with this, project managers also ensure that the project is cost-efficient and well within the budget. They also manage the different work teams involved in the project and ensure that things are running smoothly on this aspect as well.

Team Leader

Team leaders are responsible for managing a team for a specific project or work component. They primarily guide the team members and ensure that they are still working towards the set goals. Team leaders create strategies to reach goals, cascade the goals and strategies to team members, assign tasks, conduct periodic check-ups on the roadmap towards the goals, foster an engaging work environment, motivate and coach team members, monitor team performance, evaluate the strategies and come up with mitigating plans as needed. They are also responsible for reporting the team's progress to higher management.

Systems Manager

A systems manager is responsible for monitoring the operations of the information technology department, evaluating staff performance, developing strategic procedures to maximize productivity, and identifying business opportunities that would generate more revenues and profitability for the company. Systems managers inspect company networks to ensure the efficiency of the technology systems, conducting regular diagnostic tests, and installing upgrades to boost optimization. A systems manager must have excellent knowledge of the technology industry, as well as a strong command in programming languages and system codes to maintain the security of the company's database.

Illustrated Career Paths For a Senior System Administrator