Showing page 15 of 478 (Total listings: 9555)

Sr. Linux Systems Administrator with Security Clearance

TEKsystems c/o Allegis Group ✓ Verified
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Kiln, Hancock County
May 25, 2026

Top Skills' Details 1) Advanced Linux systems administration and troubleshooting 2) Networking and server infrastructure management 3) Security hardening and compliance in mission-critical environments Must be able to go through Public Trust clearance process. Candidates must be a US Citizen or possess a Green Card (no Work Visa allowed) and must pass a Dept of Commerce Background Check/POT Clearance plus be able to obtain a Common Access Card for use with the NDBC Computer and access to the ND…

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Savage, Anne Arundel County
Aug 25, 2026

Solaris & Linux System Administrator * Annapolis Junction, MD * Information Technology We are seeking a skilled and detail-oriented Linux System Administrator to join our Partner's IT infrastructure team. The ideal candidate will have strong experience managing enterprise Solaris and Linux environments and supporting storage, backup, security, and patching systems. This role requires hands-on expertise with Solaris Operating System, IBM Enterprise Storage, Veritas NetBackup, and vulnerability m…

Linux Systems Administrator, Sr. with Security Clearance

Caelum Research Corporation ✓ Verified
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Aberdeen, Harford County
May 25, 2026

Senior Linux Systems Administrator • Position: Systems Administrator IV • Supported Program: U.S. Army Test & Evaluation Command • Clearance Requirement: DoD Secret • Location: On-site at Aberdeen Proving Ground, MD Role Overview We are seeking a highly skilled Senior Linux Systems Administrator to support a critical government IT services contract. The successful candidate will act as a primary subject matter expert for Linux infrastructure, automation, and high-availability systems. This role…

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South Riding, Loudoun County
Oct 7, 2026

Description: Candidates will work in a Linux environment for a Cross Domain Solution (CDS), contributing to its sustainment and evolution. This position requires the application of expertise on multiple complex scripting, development, and work-around assignments that may be broad in nature and require originality and innovation in determining how to accomplish tasks. Qualified candidates will have appreciable latitude in developing methodology, presenting solutions to problems, and contributing…

Linux Systems Administrator, Sr. with Security Clearance

Caelum Research Corporation ✓ Verified
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Aberdeen Proving Ground, Harford County
Jun 19, 2026

Senior Linux Systems Administrator * Position: Systems Administrator IV * Supported Program: U.S. Army Test & Evaluation Command * Clearance Requirement: DoD Secret * Location: On-site at Aberdeen Proving Ground, MD Role Overview We are seeking a highly skilled Senior Linux Systems Administrator to support a critical government IT services contract. The successful candidate will act as a primary subject matter expert for Linux infrastructure, automation, and high-availability systems. This role…

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Vicksburg, Warren County
Nov 1, 2026

This Jobot Job is hosted by: Kurt Holzmuller Are you a fit? Easy Apply now by clicking the "Quick Apply" button and sending us your resume. Salary: $120,000 - $180,000 per year A bit about us: We are a leading global tech company on the cutting edge of cloud and data solutions. With a strong emphasis on innovation, inclusivity, and work-life balance, we foster a dynamic environment for career growth. *This is a 100% onsite role and requires a TS or TS/SCI clearance With a global customer base i…

Linux System Administrator (SF) with Security Clearance

The Kenjya-Trusant Group ✓ Verified
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Savage, Anne Arundel County
Oct 31, 2026

The Kenjya-Trusant Group is made up of a team of talented professionals working to make a positive impact on the missions and communities they serve. We’ve built a company where people take pride in their work and share in its success. A career at Kenjya-Trusant offers the opportunity to be a part of a growing company, as well as influence the direction in which it grows. People are our greatest asset and most critical resource. As such, we are always on the lookout for the “best of the best” t…

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Savage, Anne Arundel County
Aug 24, 2026

Windows / Linux Systems Administrator - Telephony Infrastructure Location: Annapolis Junction, MD Schedule: Full-time | Onsite Clearance: Active Secret clearance required Salary Range: $90,000-$100,000 annually The Opportunity We are hiring an experienced Windows / Linux Systems Administrator to support internal enterprise telephony systems for a Homeland Security mission. This role combines systems administration, telephony, virtualization, networking, and security. You'll provide hands-on tec…

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Fort George G Meade, Anne Arundel County
Oct 22, 2026

This Jobot Job is hosted by: Kurt Holzmuller Are you a fit? Easy Apply now by clicking the "Quick Apply" button and sending us your resume. Salary: $130,000 - $180,000 per year A bit about us: We are a leading global tech company on the cutting edge of cloud and data solutions. With a strong emphasis on innovation, inclusivity, and work-life balance, we foster a dynamic environment for career growth. With a global customer base including all sectors, from Fortune 500 to up-and-coming startups, …

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Aberdeen, Harford County
Oct 29, 2026

Keep defense supercomputers running at peak performance as the senior Linux and cluster expert on-site in Aberdeen, MD, earning $180K–$220K base, with stock purchase, a generous 401(k) match and paid volunteer time. This Jobot Job is hosted by: Kurt Holzmuller Are you a fit? Easy Apply now by clicking the "Quick Apply" button and sending us your resume. Salary: $180,000 - $220,000 per year A bit about us: We're one of the world's largest enterprise technology companies and a leader in high-perf…

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Wpafb, Greene County
Oct 16, 2026

R-00194750 Description If you're interested in being a part of an extraordinary mission, working with our customer who runs the DoW’s largest supercomputing centers and operating some of the most powerful supercomputers in the world, we could use your experience and enthusiasm! You will be providing your Linux Systems Administration expertise to ensure DoW scientists have reliable access to these critical resources and in turn, will be directly supporting the warfighter. All work will be perfor…

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Savage, Anne Arundel County
Oct 16, 2026

CDIT Solutionsis seeking a skilled and detail-oriented Solaris & Linux SystemAdministrator to join an IT infrastructure team supporting a federal customerenvironment. The ideal candidate brings strong experience managing enterpriseSolaris and Linux environments, with hands-on expertise across storage, backup,security, and patching systems. This rolerequires practical knowledge of the Solaris operating system, IBM EnterpriseStorage, Veritas NetBackup, and vulnerability management tooling, as wel…

Senior Linux Systems Administrator with Security Clearance

MasterPeace Solutions, Ltd. ✓ Verified
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Fort George G Meade, Anne Arundel County
May 25, 2026

15 years experience as a SA with a Technical Bachelor’s degree. 5 years of additional SA experience may be substituted for a bachelor’s degree. Experience using: • Tenable Nessus Manager • Linux • Trellix E-Policy Orchestrator • Windows 10/11, Server 2016/2019/ • Windows Active Directory

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Savage, Anne Arundel County
Oct 8, 2026

Only applicants with an Active TS/SCI and poly need apply. Azusa Solutions is seeking a System Administrator to join our team of talented consultants. This is an exciting opportunity to join a growing company comprised of highly qualified, highly impactful, and multi-talented individuals. The ideal candidate will have strong experience managing enterprise Solaris and Linux environments and supporting storage, backup, security, and patching systems. This role requires hands-on expertise with Sol…

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Savage, Anne Arundel County
Oct 30, 2026

About Peraton Peraton 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 mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space,…

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Chantilly, Fairfax County
Sep 1, 2026

About Peraton Peraton 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 mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space,…

Windows/Linux Systems Administrator with Security Clearance

Zachary Piper Solutions, LLC ✓ Verified
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Annapolis, Anne Arundel County
Oct 31, 2026

Zachary Piper Solutions is seeking a Windows/Linux System Administrator to support a company supporting federal contact center and enterprise communications operations. This position is onsite in the Washington, DC metro area, and is an opportunity supporting mission-critical systems. The Windows/Linux System Administrator will support enterprise telephony and infrastructure environments across a secure federal program. This individual will be responsible for maintaining Windows, Linux, VMware,…

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Englewood, Arapahoe County
Oct 15, 2026

Company Description Satincorp (www.satincorp.com) is a market leader and one of the fastest growing IT consulting firms with operations in US, Canada, Mexico & India. SAT is an Oracle Gold Partner, SAP Services Partner & IBM Certified enterprise. We guarantee you the best rate for your skills and performance. Job Description I have a direct client requirement for a contract to hire position. Please see details below and kindly source candidate with exact match and experience Title: Linux admini…

Solaris & Linux System Administrator with Security Clearance

Zachary Piper Solutions, LLC ✓ Verified
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Fort George G Meade, Anne Arundel County
Nov 3, 2026

Piper Companies is seeking a Solaris & Linux System Administrator to join a mission-focused technology environment supporting enterprise infrastructure, security, and storage operations for a fully onsite contract position based out of Fort Meade, MD. The Solaris & Linux System Administrator will maintain critical server environments while ensuring system reliability and compliance. Responsibilities of the Solaris & Linux System Administrator include: · Manage and support Solaris and Linux oper…

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West End, Dauphin County
Apr 11, 2025

* Hybrid, full-time position - At least one day on-site in Harrisburg, PA per week, but telework schedule can be subject to change. Candidates must live within an hour of Harrisburg to be considered. Candidate is responsible for travel cost to report on-site. All remote work muse be completed in the United States. Candidate must work EST Business Hours. Our direct client has an opening for a Linux Administrator position 760272. This position is for 12 months, with option of extension, and w…

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