Average salary: $115,000 /yearly

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  •  ...Job Description Key Responsibilities: Provide support of the a system; provide operations, management, and administrative support to provide 99.9% availability Provide additional coverage and support of the system Performs scripting of tasks to help automate administration... 
    Suggested
    Immediate start
    Flexible hours
    Weekend work

    Comtech LLC

    Silver Spring, MD
    1 day ago
  •  ...on 05/08/2026 Contractor will be supporting an IC wide mission environment / service. Minimum of 10 years experience as a Linux System Admin / Eng. Requirements Extensive experience installing, configuring, maintaining JBoss / Wildfly VMWare VM creation,... 
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    For contractors

    CDIT

    Annapolis, MD
    5 days ago
  • $120.58k - $170.12k

     ...Requisition ID: 3390 Salary Range: $120,584.00 To $170,122.00 Annually Job Description Quevera is seeking a highly skilled Linux Systems Administrator with an active TS/SCI clearance with Polygraph to support mission‑critical programs in Fort Meade, Maryland. In this... 
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    Full time
    Temporary work

    Quevera

    Odenton, MD
    1 day ago
  • Jovian Concepts, LLC is looking to hire a Systems Administrator Level 2 versed in SQL-based database systems for a great opportunity in the Annapolis Junction, MD area. A current and active TS/SCI clearance with a MD Polygraph is required. No CCA's will be accepted at this... 
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    Jovian Concepts, LLC.

    Annapolis, MD
    1 day ago
  • Jovian Concepts, LLC is looking to hire a Systems Administrator Level 3 to support a mixed Linux/Windows environment for a great opportunity in the Annapolis Junction area. A current and active TS/SCI Clearance with a Polygraph from the MD Customer is required. No CCA's... 
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    Jovian Concepts, LLC.

    Annapolis, MD
    5 days ago
  • $85.5k - $150.77k

     ...organizations. Our global reach and technical depth offer an endless amount of opportunities for up‑and‑coming Autonomic Logistics Information Systems (ALIS) or Mission Planning Environment (MPE) professionals seeking a place to make their mark - or for seasoned Autonomic Logistics... 
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    Full time
    Temporary work
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    Rotating shift

    Lockheed Martin

    Annapolis, MD
    5 days ago
  • A leading defense contracting company in Annapolis, Maryland is actively seeking a skilled System Administrator II to provide support for IT systems. The role requires managing both Linux and Windows systems, ensuring optimal operations, and assisting users. Candidates... 
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    Prosync Tecnology Group

    Annapolis, MD
    4 days ago
  • Peraton is seeking an Enterprise Infrastructure Support Senior Systems Administrator to join our Cyber Mission business unit in Jessup, MD. A bachelor's degree in a technical discipline and 10 years of experience as a systems administrator are required. Manage system capacity... 
    Suggested
    Full time

    Peraton

    Annapolis, MD
    2 days ago
  • $190k - $210k

    BTS Software Solutions is hiring a Systems Administrator Skill Level 3 to support Department of War IC missions in Annapolis Junction, MD. This role involves troubleshooting, maintaining IT systems, and managing configuration tasks. The candidate should have 15 years of... 
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    BTS Software Solutions

    Annapolis, MD
    1 day ago
  • We are seeking an experienced Systems Administrator with 10+ years of expertise and a technical Bachelor’s degree to join our team in Annapolis Junction, MD. Responsibilities Support the troubleshooting and maintenance of an End Point Management System (BigFix). Provide... 
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    HoogaNet

    Jessup, MD
    3 days ago
  • $78.4k - $79.91k

     ...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... 
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    Contract work
    Work at office

    ASM Research, An Accenture Federal Services Company

    Maryland
    2 days ago
  • $110k - $120k

     ...analytics solutions through proven and innovative methods is our vision. Job Description Dobbs Defense Solutions is seeking a Linux System Administrator to provide technical support to the Fort George G. Meade. The role includes administering and securing RHEL systems... 
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    Local area

    Dobbs Defense Solutions, LLC

    Maryland
    2 days ago
  • $115k

     ...System Administrator Position Overview We are seeking a System Administrator to support the implementation, troubleshooting, and maintenance of Information Technology (IT) systems. This role is responsible for managing IT infrastructure and supporting day‑to‑day operations... 
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    Jobr

    Columbia, MD
    1 day ago
  • $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... 
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    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    BOOZ, ALLEN & HAMILTON, INC.

    College Park, MD
    3 days ago
  •  ...MANTECH seeks an experienced and passionate, career and customer-oriented Linux System Administrator to join our team in Ft. Meade, MD.   Responsibilities include but are not limited to: Creating and managing virtual environments Systems administration... 
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    Work at office

    ManTech

    Maryland
    2 hours agonew
  •  ...Linux Admin REQUIRES AN ACTIVE/EXISTING TS/SCI WITH FS POLYGRAPH - NO REMOTE WORK, MUST WORK ON SITE Job Duties Work in an environment where you can help design the architecture and develop solutions to meet organizational needs. Looking for an innovative, motivated individual... 
    Remote work

    DAn Solutions Inc

    Laurel, MD
    2 days ago
  • $131k - $168k

     ...The Solutions Group Llc is seeking a System Administrator to maintain critical STE systems in Annapolis, Maryland. You will administer Linux-based systems, troubleshoot network configurations, and support NetApp storage. Required qualifications include a Top Secret Clearance... 

    The Solutions Group

    Maryland
    3 days ago
  • $100k

     ...You will be joining a team of problem solvers who are committed to scalable solutions in a complex secure setting. As a Senior Linux Systems Engineer You will troubleshoot Linux Servers and Workstations, performing root cause analysis, modifying configurations, diagnosing... 
    Temporary work
    Work experience placement
    Interim role
    Relocation package
    Flexible hours

    Johns Hopkins Applied Physics Lab

    Laurel, MD
    2 days ago
  • $130k - $150k

     ...An active TS/SCI with Polygraph is required for this position Red Arch Solutions is seeking a skilled and detail-oriented Linux System Administrator to join our IT infrastructure team in Annapolis Junction, Maryland. The ideal candidate will have strong experience managing... 
    Contract work
    Work experience placement
    Local area

    Red Arch Solutions

    Maryland
    2 days ago
  • $70k - $124k

     ...Overview Job Title: Linux System Administrator Location: Arnold AFB Job Family Code: P – IT / Cyber Security / Network Systems Function/Branch: Engineering / Infrastructure Directorate: Mission Information Services Position Type: Regular, Full-Time Pay Type: Exempt Grade... 
    Hourly pay
    Full time
    Contract work
    For contractors
    Local area

    Bnh Jv

    Arnold, MD
    1 day ago
  •  ...Overview Annapolis Junction, United States | Posted on 05/08/2026 We are seeking a skilled and detail-oriented Linux System Administrator to join our IT infrastructure team. The ideal candidate will have strong experience managing enterprise Linux environments and supporting... 

    CDIT

    Annapolis, MD
    2 days ago
  • $112k - $179k

     ...Linux Systems Administrator Job Locations US-VA-Herndon | US-DC-Washington | US-MD-Riverdale Requisition ID 2025-160216 Position Category Information Technology Clearance Top Secret/SCI w/Poly Responsibilities Location... 
    Contract work
    For contractors
    Immediate start
    Shift work

    Peraton

    Riverdale, MD
    2 days ago
  • $180k - $190k

     ...currently possess this level of clearance. Telework: None Basic Requirements: ~ Security+ Cert ~10 years of experience as a System Administrator ~ Bachelor's degree in a technical discipline ~5 additional years of experience as a System Administrator may be... 
    Immediate start
    Remote work

    Shield Consulting Solutions

    Linthicum Heights, MD
    1 hour agonew
  •  ...Prometheus/Grafana/ELK) with actionable SLOs. Troubleshoot OS, storage, and network performance (I/O, CPU, memory, TCP/IP) using system profiling tools. High Availability & Continuity Support clustering and HA patterns (Pacemaker/Corosync, systemd units,... 
    Remote work

    TekSynap

    Annapolis Junction, MD
    1 day ago
  • $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 time
    Contract work
    Work experience placement
    Work at office
    Flexible hours

    CACI International

    Oxon Hill, MD
    1 hour agonew
  • $101k - $129k

     ...Systems Administrator, Bulk Data Transport Operations Make an Impact Where It Matters Most At Intelliforce, we support mission infrastructure that has to be available, reliable, and ready around the clock. In this role, you will join the Bulk Data Transport Team... 
    Contract work
    For contractors
    Immediate start
    Worldwide
    Visa sponsorship

    Intelliforce-IT Solutions Group, LLC.

    Annapolis Junction, MD
    2 days ago
  •  ...Linux administrator responsible for the administration and operational support of enterprise Linux infrastructure with an emphasis on systems performance, application hosting, and automation. This position works alongside senior engineers and architects to contribute to... 

    Skyline Technology USA LLC.

    Glen Burnie, MD
    2 days ago
  • $98k - $163.1k

     ...Linux System Administrator Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we've been a trusted partner to the Department of Defense, delivering cutting-edge projects... 
    Hourly pay
    Contract work
    Temporary work
    Work experience placement
    Work at office
    Local area
    Remote work

    ManTech

    Frederick, MD
    3 days ago
  • $104k - $166k

     ...Responsibilities Peraton Labs is seeking a poly cleared Linux Systems Administrator to support the infrastructure team for a cleared research and development program in Maryland. This role will support the implementation, maintenance, troubleshooting, and daily operations... 
    Full time
    Contract work
    For subcontractor
    Relocation package
    Shift work

    Peraton

    College Park, MD
    2 days ago
  •  ...Overview: Linux Admin VMWare NSX skills Req # 2556-1,# 2557-1 - 2 Positions Work Location: Owings Mills MD Skills with...  ...team environment Linux/Unix/ AIX patch & maintain systems able to address customer tickers scripting &... 
    Work experience placement

    r2 Technologies, Inc.

    Owings Mills, MD
    1 day ago