Linux System Administrator
Nightwing
Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in the intelligence community, defense, civil, and commercial markets.
response to civilian Government agencies and critical asset owners who experience cyber-attacks, providing immediate investigation and resolution. Contract personnel perform investigations to characterize the severity of breaches, develop mitigation plans, and assist with the restoration of services. Nightwing is seeking a Technical Engagement Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and deployment of advanced cybersecurity capabilities in the customer environment supporting analysts and business continuity of the customer mission. Responsibilities: - Appling advanced analytical skills and technical resources at the tactical levels and implement infrastructure solutions supporting command decision making and execution of mission requirements. - Perform large scale configuration management and deployment across Windows, MacOS, Linux/Unix, and other operating systems and virtual environments to support the TEN infrastructure. - Supporting the implementation of new technologies and equipment in the lab environment. - Providing ongoing systems administration, technical support, upgrades, patching and troubleshooting services. - Monitor RedHat platforms security and health, create and maintain reports of findings daily - Create next-generation application platform automation solutions utilizing RedHat Openshift, RedHat Ansible automation, Docker, Kubernetes, and Podman. - Integrate and configure COTS, GOTS, and third-party applications into RedHat Openshift and demonstrate ability to manage, maintain and patch containerized applications. - Create and support development of automation solutions for deployment of systems and applications to virtual and physical devices using RedHat Openshift, RedHat Ansible Tower, and RedHat Satellite. - Performing implementation of granular access control, and monitor systems for acceptable performance and user accessibility, establish back-ups, and monitor systems security. - Troubleshoot and resolve complex storage problems across the enterprise related to storage and replication strategies across local and wide area networks, monitor channels for storage-related network and system issues and remediate them as they occur. - Examine and identify efficiencies that can be made to existing procedures, with approval from the customer. - Managing assigned project components to deliver services in accordance with established objectives. - Advises and provides insight on development of lab standard operating procedures (SOPs) and policies. - Employ security concepts, theories, insights, tools and methodologies to mitigate system weaknesses and vulnerabilities. Required Skills: - U.S. Citizenship - Must have an active DoD Secret clearance, TS/SCI clearance is preferred. - Must be able to obtain DHS Suitability. - 5+ years of directly relevant experience as a Linux System Administrator. - 2+ years MacOS and iOS experience. - Must be able to work collaboratively across physical locations. Desired Skills: - Experience with writing technical procedures and standard operating procedures. - Virtualization automation and optimization. - Experience with multiple operating systems to include Linux/Unix, Windows, MacOS. Required Education: BS Computer Science, Computer Engineering, Computer Information Systems, Computer Systems Engineering or related degree or HS Diploma and 7+ years lab management or systems administration experience. Desired Certifications: - DoD 8140.01 IAT Level II At Nightwing, we value collaboration and teamwork. You'll have the opportunity to work alongside talented individuals who are passionate about what they do. Together, we'll leverage our collective expertise to drive innovation, solve complex problems, and deliver exceptional results for our clients. Thank you for considering joining us as we embark on this new journey and shape the future of cybersecurity and intelligence together as part of the Nightwing team. Nightwing is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.$77.6k - $176k
...Linux Systems Administrator The Opportunity: Your technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the U.S. Federal Government? We're looking for a cross domain...SuggestedFull timeContract workPart timeWork at officeLocal areaRemote work- ...Red Hat Linux Systems Administrator Red Hat Linux Systems Adm. maintains, monitors, and improves Red Hat Enterprise Linux infrastructure in an organization. This Administrator stresses developing and enhancing automated processes to minimize downtime, improve performance...Suggested
- A leading technology services provider is seeking an experienced Linux-focused System Administrator for an onsite position in Washington, DC. The role requires an active TS/SCI clearance with Full Scope Polygraph. Responsibilities include maintaining a complex Linux-based...Suggested
$97.01k - $164.91k
...Job Description BAE Systems is seeking an on-site Linux System Administrator to support our work as a prime contractor on a high-profile U.S. Navy weapon system. Accuracy, integrity, subject matter expertise, and the ability to work well independently and help others...SuggestedFull timeFor contractorsWork experience placementLocal area- Kroll is seeking a skilled Linux-focused System Administrator (Level 2) for an on-site role at Fort Meade, MD. This mission-critical position within the Intelligence Community requires a TS/SCI clearance with an active Full Scope Polygraph. Your responsibilities will include...Suggested
- ...Computational Physics, Inc. (CPI) is seeking a Senior Linux System Administrator to support our customers at the United States Naval Observatory (USNO ) in the deployment and maintenance of its precise timing and astrometry networks. The USNO is responsible for...Temporary workFor contractorsRemote workFlexible hours
- The HPC group is looking for an experienced Linux systems administrator with HPC experience and programming skills, to join our team. The HPC team is responsible for purchasing, deploying, and maintaining HPC hardware and user tools for over 450 MITRE employees. The HPC...Work experience placement
- ...and OS baseline hardening Manage several environments as a Linux SME providing overall support to the program and working with... ...discipline plus 2-4 years of professional experience as a Systems Administrator or similar technical role. Proactive self-starter demonstrating...Contract workTemporary workWork at officeShift workNight shiftDay shift
- A technology solutions provider in McLean, VA is seeking a System Administrator with a strong focus on Linux systems. Candidates must have a Bachelor's degree and at least 8 years of related experience. Responsibilities include managing laboratory computer systems, responding...
- A technology consulting firm in McLean is seeking a Systems Administrator with an active TS-SCI w/CI Poly clearance. The ideal candidate has a Bachelor’s degree in Computer Science and 2-4 years of experience in a similar technical role. Responsibilities include supporting...Shift work
$77.6k - $176k
Linux Systems Administrator The Opportunity: Your technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the U.S. federal government? We’re looking for a cross-domain specialist...Full timeContract workPart timeWork at officeLocal areaRemote work$103.8k - $218.1k
...Job Title: Linux System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of Travel Required: None Type of Travel: None * * * The Opportunity:...Full timeContract workWork experience placementWork at officeFlexible hours$86k - $138k
...Linux Systems Administrator Job Locations US-MD-Silver Spring Requisition ID 2026-164894 Position Category Information Technology Clearance Top Secret/SCI Responsibilities Peraton is seeking a Linux Systems Administrator...Contract workShift work$112.2k - $196.4k
...achieve your full potential. Unleash your talent and redefine what’s possible. Job Description: Are you a skilled Linux Systems Administrator looking to work on mission-critical systems in a dynamic environment? Parsons is seeking a mid-level Linux Systems Administrator...Local areaRemote workWorldwide$97.01k - $164.91k
...Job Description BAE Systems under the High-Performance Computing Modernization Program Integrated Technical Services Contract... ..., Experience, & Skills. Currently we are seeking a Linux Systems Administrator to support systems across the program. This is a 100% virtual...Full timeContract workWork experience placementLocal area- CCS is in search of a Senior Linux Software Developer/System Administrator to fill a System Architects role for PFPA’s atmospheric modeling system. The system provides hazard prediction for the Pentagon Reservation, DoD activities, and DoD occupied facilities within the...
$200k
...Senior Linux Systems Administrator Location: College Park, MD Clearance Required: Active TS/SCI with Full-Scope Polygraph Experience Required: 15+ years Employment Type: Full-time Status: Fully funded Compensation: $200K+ depending on experience...Full timeTemporary workImmediate startFlexible hours- ...TOP Skills - 10 years+, Senior Linux Admin (Ubunto or RHEL), AWS, VMWare, Splunk/Cloudwatch, Puppet, Clustering, DEGREE/ Certs strongly desired Linux System Administration • Perform routine patching to assigned systems. • Respond to incident and request tickets...Local areaNight shift
- ...Linux / Unix Systems Administrator We are seeking a dedicated and detail-oriented Linux / Unix Systems Administrator to join our team and ensure the stability, security, and efficiency of our systems infrastructure. In this role, you will be responsible for managing...Temporary workFor contractorsImmediate startFlexible hours
$124.1k - $167.9k
...Security (IDT&S) organization Specialized United States Infrastructure Operations (SUSIO) group is currently seeking a Senior Linux Systems Administrator to join the team in Herndon, VA; Fairfax, VA; or Chantilly, VA . As a Senior Linux Administrator, you will play a...RelocationVisa sponsorshipWork visaFlexible hoursShift workDay shift$107.9k - $195.05k
...Description The Test and Training Enabling Architecture (TENA) program at Leidos is looking to add a Senior Linux System Administrator . Our mission is to develop tools for the United States Department of Defense test and training communities, to increase the speed...Work at officeLocal areaImmediate start$128k - $214.4k
...Your adventure begins now-unleash your potential with MANTECH! ManTech seeks a motivated, career and customer-oriented Linux System Administrator to join our team in Laurel, MD. You will be part of a dedicated team delivering enterprise infrastructure...Hourly payContract workTemporary workWork experience placementWork at officeLocal areaRemote work- Temp to perm :: Unix/Linux Senior Administrator Weare based out of Morristown, NJ and we have been providing contingent labor to our clients for... ...of experience administrating and managing servers and systems, specializing in UNIX/LINUX operating systems. Must possess...Permanent employmentTemporary workFor contractors
- ...maintain RHEL server environments. Ensure system availability, performance, and... ...security standards (e.g., STIGs). Manage Linux user accounts, permissions, and access controls... ...5+ years of experience in Linux system administration in enterprise or government environments...
- ...Senior Linux Administrator Senior Linux Administrator Location: Arlington, VA (On-Site) Citizenship: US only Clearance: Active... ...TS/SCI (DHS EOD Suitability required) Company: Argo Cyber Systems, LLC - Service-Disabled Veteran-Owned Small Business (SDVOSB...Contract workFor contractorsLocal areaImmediate start
$124.1k - $167.9k
...Senior Linux Systems Administrator Company: The Boeing Company The Boeing Company's Information Digital Technology and Security (IDT&S) organization Specialized United States Infrastructure Operations (SUSIO) group is currently seeking a Senior Linux Systems...RelocationVisa sponsorshipWork visaFlexible hoursShift work- ...architecture and governance of enterprise backup and recovery services that protect large, complex environments supporting mission‑critical systems in a federal IT setting. This role owns the overall health, scalability, and resiliency of backup platforms, guiding design...Contract work
- Zachary Piper Solutions is hiring a Lead Unix / Linux Administrator in Washington, DC. This hybrid role requires at least two days on-site and... ...IT services. Key responsibilities include managing Linux systems, leading automation projects, and ensuring system reliability...
$75k - $112k
T-Rex Solutions is seeking a skilled and experienced Linux Administrator to join our IT Operations supporting the US Department of the Treasury... ...have extensive experience in managing and maintaining Linux systems across various cloud platforms, including AWS, Azure, Oracle...Immediate start$124.1k - $167.9k
Boeing is seeking a Senior Linux Systems Administrator in Fairfax, VA. The ideal candidate should have a strong background in Linux systems administration, particularly with RedHat, SUSE, and Oracle. Responsibilities include designing and maintaining systems to meet security...
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