Average salary: $116,747 /yearly

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  • Linux Systems Administrator

     ...Job Description Duties & Responsibilities: RHEL Server Administration: Deploy, configure, and maintain Red Hat Enterprise Linux (RHEL) servers in on-prem and cloud environments. Secure, optimize, and troubleshoot Linux systems to ensure uptime and... 
    Suggested
    Remote work

    Trevity

    Springfield, VA
    4 days ago

  • Linux Systems Administrator

    $100k - $120k

     ...Linux Systems Administrator Location US-FL-Orlando ID 2026-4823 Category Software & Systems Development Position Type Full-Time Remote No Clearance Required Secret Overview Are you a Linux... 
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    Full time
    Work at office
    Remote work

    American Systems

    Orlando, FL
    2 days ago

  • Linux System Administrator

    $185k - $215k

     ...experts, consider joining our team! Essential Responsibilities: Candidate will be responsible for providing Sr. level Linux System Administration support for the program. Required: Sr. Linux (Red Hat/Rocky/CentOS) experience (15 years) Desired: Puppet,... 
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    Peterson Technologies

    Annapolis, MD
    3 days ago

  • Linux administrator

     ...Linux administrator Location : Minneapolis, MN FTE Roles & Responsibilities Linux System Administrator We are seeking an experienced Linux System Administrator to manage, maintain, and optimize our Linux-based infrastructure. The ideal... 
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    AceStack LLC

    Minneapolis, MN
    4 days ago

  • Linux System Administrator

     ...IT/OT System Administrator - Linux Key Responsibilities: Install, configure, and maintain Linux and Windows servers and systems across IT and OT networks. Perform system upgrades, apply security patches, and maintain firmware on physical and virtual servers... 
    Suggested
    Remote work

    3B Staffing LLC

    Houston, TX
    4 days ago

  • HPC Linux System Administrator

     ..., 10+ petabytes of storage, 1,000+ users. MRI Technologies, supporting NASA under the JETS II contract, is hiring an HPC Linux System Administrator to help run and improve that cluster - a hands-on, on-premises HPC role administering the job scheduler and parallel filesystem... 
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    Permanent employment
    Contract work
    For contractors
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    MRI Technologies

    Houston, TX
    3 days ago

  • Linux System Administrator

    $85k - $141.6k

     ...Linux System Administrator Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we've been solving the toughest challenges with groundbreaking... 
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    ManTech

    Maryland
    1 day ago

  • Linux System Administrator

    $128k - $214.4k

     ...begins now-unleash your potential with MANTECH! MANTECH is seeking a motivated, career-driven, and customer-focused Linux System Administrator to join our team in Laurel, MD. You will play a critical role in supporting the enterprise infrastructure capabilities... 
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    Local area
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    ManTech International Corporation

    Laurel, MD
    2 days ago

  • Linux Systems Administrator

    $90k - $150k

     ...Job ID: 7819C Date Posted: August 10, 2026 Space Dynamics Laboratory (SDL) is seeking an experienced Linux System Administrator to design, implement, secure, and maintain systems and associated applications, services, and components. This is an on-site, non-remote... 
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    Space Dynamics Laboratory

    Albuquerque, NM
    2 days ago

  • Linux Systems Administrator

    $128k - $214.4k

     ...now-unleash your potential with MANTECH! MANTECH seeks an experienced and passionate, career and customer-oriented Linux Systems Administrator to join our team located in the Fort Meade, MD area. Responsibilities include, but are not limited to: Provide... 
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    ManTech International Corporation

    Maryland
    4 days ago

  • Linux Systems Administrator

    $148.75k - $201.25k

     ...Infrastructure and Operations Job Qualifications: Skills: Linux, Microsoft Windows, Software Updates, Virtual Environments,...  ...Required: Yes Job Description: SYSTEMS ADMINISTRATOR SME Advance how our customers operate while you advance your... 
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    Immediate start
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    General Dynamics Information Technology

    Annapolis, MD
    1 day ago

  • Linux System Administrator

    $62k - $141k

     ...Linux System Administrator The Opportunity: We are seeking a skilled Systems Administrator to support mission-critical infrastructure for a federal client. In this role, you will manage and maintain Linux servers, including RHEL, CentOS, and Ubuntu, ensuring system... 
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    Full time
    Contract work
    Part time
    Work at office
    Local area
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    Booz Allen Hamilton

    Melbourne, FL
    2 days ago

  • Linux Administrator

     ...Linux Administrator Job Locations US-VA ID 2026-2623 Category Hidden (59388) Type Full Time Telecommute No Overview About Level Up Level Up, LLC, a wholly-owned subsidiary of AVIAN, represents a fusion... 
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    Full time
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    AVIAN

    Richmond, VA
    3 days ago

  • Tier II Linux Administrator - TS/SCI with Polygraph

    General Dynamics Information Technology (GDIT) is seeking a Tier II Linux Administrator to support our intelligence customer on a Federal contract. The role is based on customer site in Springfield, VA and requires TS/SCI with Polygraph. Responsibilities include providing... 
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    Contract work
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    General Dynamics Information Technology

    Alexandria, VA
    1 day ago

  • Linux Administrator

    This role involves managing both SuSE Linux and Ubuntu Server environments, focusing on system improvements, optimization, and deployment plans. The Linux Administrator will work closely with developers and other administrators to provide technical support, troubleshoot... 
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    VC5 Consulting

    Houston, TX
    2 days ago

  • Senior Linux Administrator

     ...Job Summary: We are seeking a skilled Linux Systems Administrator with expertise in application server deployment, Linux infrastructure management, and system automation . The ideal candidate will ensure the stability, security, and scalability of our... 
    Remote work

    Macpower Digital Assets Edge

    Cleveland, OH
    2 days ago

  • Remote Linux Administrator - CO-based (RHCE preferred)

     ...A reputable HR consulting firm seeks a skilled Linux Administrator to manage and oversee the CCCS Linux system. This remote role requires proficiency in Linux server management and networking. Ideal candidates will have a Bachelor’s degree and experience in a high-performance... 
    Remote work

    Focused HR Solutions LLC

    United States
    4 days ago

  • Linux System Administrator

    All Lines Technology is seeking an experienced Linux Systems Administrator to join their Global Information Services team in Pittsburgh, PA. This team is responsible for the deployment, administration, maintenance, and support of Linux-based infrastructure across enterprise... 
    Full time
    Remote work

    All Lines Technology

    Pittsburgh, PA
    27 days ago

  • Linux Administrator

    Job DetailsLevel: ExperiencedJob Location: Houston, TX 77051Position Type: Full TimeJob Shift: DayLinux Administrator Install, configure, and maintain Linux operating systems both SuSE Linux Enterprise Server 12x (SLES) and Ubuntu Server 20x LTS. This role involves server... 
    Work experience placement
    Remote work
    Shift work
    Night shift
    Weekend work

    Texas Pipe And Supply Company

    Houston, TX
    4 days ago

  • HPC Linux System Administrator

    HPC Linux System Administrator At NASA's Johnson Space Center, the Flight Sciences Laboratory (FSL) is the computing backbone behind nearly every major human spaceflight program - ISS, Orion, SLS, Commercial Crew, Lunar Gateway, and the Human Landing System: 700+ machines... 
    Permanent employment
    Contract work
    For contractors
    Remote work

    MRI

    Houston, TX
    3 days ago

  • Linux Administrator

    $82k - $130k

    Linux Administrator Location US-VA-McLean ID 2026-4833 Category IT / Cyber Security / Network Systems Position Type Full-Time Remote No Clearance Required Secret Overview AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national... 
    Full time
    For contractors
    Remote work

    American Systems

    Mc Lean, VA
    3 days ago

  • Senior Linux Systems Administrator

    $128k - $214.4k

     .... Your adventure begins now-unleash your potential with MANTECH! MANTECH seeks a motivated, mission-focused Senior Linux Systems Administrator to join our team in Chantilly, VA. As a Linux Systems Administrator, you will help maintain and enhance the Sponsor... 
    Hourly pay
    Contract work
    Temporary work
    Work experience placement
    Work at office
    Local area
    Remote work

    ManTech International Corporation

    Chantilly, Loudoun County, VA
    3 days ago

  • Senior Linux Systems Administrator

     ...Position Summary: The Senior Linux Systems Administrator is responsible for the architecture, administration, automation, security, and lifecycle management of enterprise Linux platforms supporting critical healthcare, research, academic, and business applications... 
    Remote work

    University of Iowa

    Iowa City, IA
    1 day ago

  • Senior Linux Systems Administrator

     ...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 work
    For contractors
    Remote work
    Flexible hours

    Computational Physics

    Washington DC
    21 hours ago

  • Linux/UNIX System Administrator

    Overview TISTA Science and Technology is seeking a Linux/UNIX System Administrator to join our growing team. At TISTA, you’ll do meaningful, mission ‑ driven work that improves lives alongside teammates you trust and leaders who are transparent and supportive. We invest... 
    Temporary work
    Local area
    Remote work
    Monday to Friday
    Flexible hours
    Shift work

    TISTA Science and Technology

    Austin, TX
    3 days ago

  • Tier 2 Linux Administrator - TS/SCI with polygraph

    $110.5k - $149.5k

     ...Engineer General Dynamics Information Technology (GDIT) is seeking a highly skilled IT Engineer with strong experience in Linux system administration and strong competency in Microsoft Enterprise Systems to provide Tier 2 support for a large Federal Intelligence Agency.... 
    Work at office
    Remote work

    General Dynamics

    Fort Belvoir, VA
    3 days ago

  • Unix/Linux Administrator

    $150k

    Senior UNIX Linux Systems Engineer Washington, DC Hybrid - On-Site 2 days per week Hourly Rate: $75/hr. W2 Benefits Available Conversion...  ..., hardened, automated, and recovered, and will mentor the administrators who operate it day to day. Duties and Responsibilities:... 
    Hourly pay
    Fixed term contract
    Casual work
    Local area
    Remote work
    Monday to Friday
    2 days per week

    System One

    Washington DC
    1 day ago

  • Tier II Linux Administrator - TS/SCI with Polygraph

    Seize your opportunity to make a personal impact as an Tier II Linux Administrator supporting our intelligence customer. GDIT is your place to make meaningful contributions to challenging projects and grow a rewarding career. At GDIT, people are our differentiator. As... 
    Contract work
    Temporary work
    Remote work

    General Dynamics Information Technology

    Alexandria, VA
    5 days ago

  • Linux Systems Administrator

    $90k - $150k

     ...Job ID: 7819C Date Posted: August 10, 2026 Space Dynamics Laboratory (SDL) is seeking an experienced Linux System Administrator to design, implement, secure, and maintain systems and associated applications, services, and components. This is an on-site, non-remote... 
    Full time
    Remote work

    Space Dynamics Laboratory

    Albuquerque, NM
    28 days ago

  • Mid-level Linux Infrastructure Administrator

    $110k - $140k

     ...and welcome all qualified individuals to apply. Job Summary Battelle's Cyber Business Line is seeking a mid-level Linux Infrastructure Administrator to help operate and grow an airgapped, multi-site research network supporting 70+ scientists and engineers. This role... 
    Full time
    Work experience placement
    Work at office
    Local area
    Remote work
    Flexible hours

    Battelle

    Columbus, OH
    3 days ago