Linux Unix Systems Administrator Jobs

Senior Network ArchitectFull Time, Aberdeen, MDTS w/ SCI eligibilityReferral bonus: $1,500Sign-on Bonus: $2,500Semper Valens Solutionsis seeking an experienced Senior Network Architect to support Proj...

Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-B...

About PeratonPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading m...

Overview Senior Systems Administrator (Unix/Linux) JOB LOCATION: Dahlgren, Virginia JOB STATUS: Full Time CLEARANCE: Top Secret TRAVEL: Less than 10% SALARY: $130,000 to $140,600 Astrion ...

Overview Senior Systems Administrator (Unix/Linux) JOB LOCATION: Dahlgren, Virginia JOB STATUS: Full Time CLEARANCE: Top Secret TRAVEL: less than 10% SALARY: $130,000 to $145,000 Astri...

Clearance Required: Top Secret Education: Bachelor’s degree in IT or related field Experience: 6+ years About the Role: As a Senior Unix/Linux Administrator, you’ll keep mission-critical Navy systems...

Senior Systems Administrator (Unix/Linux)Dahlgren, VAEmployment Type: Full-Time Shift: Day This position is contingent upon award of the contract. About the Company Athena Technology Group, Inc. (AT...

OverviewJob specifications are intended to present a descriptive list of the range of duties performed by employees. Specifications are not intended to reflect all duties performed within the job.SUMM...

OverviewJob specifications are intended to present a descriptive list of the range of duties performed by employees. Specifications are not intended to reflect all duties performed within the job.SUMM...

OverviewEmpower AI is AI for government. Empower AI gives federal agency leaders the tools to elevate the potential of their workforce with a direct path for meaningful transformation. Headquartered i...

About PeratonPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading m...

Systems Admin L3Full timeJovian Concepts, LLCUnited StatesPosted On 07/20/2026Job InformationPosting IDFR-SA-26-002Listing TTO/DOTTO4IndustryTechnologyNumber of Positions2Clearance RequiredTop Secret/...

Zachary Piper Solutions is seeking a Windows/Linux System Administrator to join a Federal Program located in Annapolis Junction, MD. The Windows/Linux System Administrator will be responsible for mai...

Job Number 364 Standard Job Description Join the Lockheed Martin Aeronautics Field Sustainment Team as an IT Systems Administrator for our Langley Air Force Base, Virginia office. As critical members...

Position ResponsibilitiesAdminister and sustain UNIX and Red Hat Linux server environments. • Support HP-UX, Solaris, and/or Red Hat Linux-based applications. • Troubleshoot operating-syst...

Systems Integration Engineer/Admin, to 150k - FS PolyAnnapolis Junction, MDWho We Are Stanley Reid is a specialized recruiting firm connecting top contractors with exciting IC/DoD opportunities. We're...

Zachary Piper Solutions is looking for an Help Desk Specialist to join a large federal program. This is a full-time position and onsite in Kansas City, MO.Essential Duties of theHelp Desk Specialist:R...

Zachary Piper Solutions is looking for an Help Desk Specialist to join a large federal program. This is a full-time position and onsite in New Orleans, LA.Essential Duties of theHelp Desk Specialist:R...

Job Number 9189 Standard Job Description Join the Lockheed Martin Aeronautics Field Sustainment Team as an IT Systems Administrator for our Joint Base Pearl Harbor Hickam office. As critical members ...

Zachary Piper Solutions is seeking a Sr. SIEM Engineer to support a classified program located in Newington, VA. This position is 100% onsite, 5 days per week, and requires an active TS/SCI clearance....