Average salary: $103,626 /yearly

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  • Linux System administrator

     ...Linux System Admin Location: Naperville, IL (Remote) Job Description: 8+ years of experience in Linux system administration Own customer/user problems and be preemptive when dealing with issues. Strictly adhere to set of processes and SLA while handling incident... 
    Suggested
    Work experience placement
    Remote work

    Futran Tech Solutions Pvt. Ltd.

    United States
    1 day ago

  • AL-DHR-Linux-System Administrator

     ...Linux-System Administrator Duration: 06+ months contract with possible extension and conversion Location: Remote Manage/maintain/secure and help train current DHR workers on the Red Hat Linux Enterprise servers with Kubernetes clusters in Microsoft Azure Government... 
    Suggested
    Contract work
    Remote work

    Tech Providers

    United States
    1 day ago

  • Linux System Administrator with Active TS/SCI Clearance

     ...Linux System Administrator We invite applications from skilled Linux System Administrators who are ready to bring their expertise to a dynamic team environment. This role requires the successful candidate to collaborate effectively with IT groups, clients, and remote... 
    Suggested
    Remote work

    International Staff Consulting

    Sarasota, FL
    2 days ago

  • Linux System Administrator

    $185k - $215k

     ...Senior Linux System Administrator Peterson Technologies has been the premier resource for mission-critical solutions through detailed analysis, strategic insight, extensive operational experience, and technical expertise. Today, we provide leading-edge data, network... 
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    Peterson Technologies

    Annapolis Junction, MD
    2 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... 
    Suggested
    Remote work

    3B Staffing LLC

    Houston, TX
    1 day ago

  • Linux Systems Administrator (Azure Based)

    $72k - $156k

     ...Job ID: 7523A Date Posted: April 24, 2026 Space Dynamics Laboratory (SDL) is seeking two Linux Systems Administrators to support the implementation and ongoing management of Linux systems across both servers and endpoints within a Microsoft Azure Government (GCC... 
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    Space Dynamics Laboratory

    Logan, UT
    3 days ago

  • Linux Systems Administrator Tier 1 & 2 (HPC)

    $93.9k - $156.8k

     ...Linux Systems Administrator Tier 1 & 2 (HPC) Location US-TX-Dallas ID 2026-4358 Category IT / Cyber Security / Network Systems Position Type Full-Time Remote No Clearance Required Top Secret/SCI... 
    Suggested
    Full time
    For contractors
    Remote work
    Relocation package

    American Systems

    Dallas, TX
    2 days ago

  • Senior UNIX/Linux Systems Administrator

     ...Senior UNIX/Linux Systems Administrator Location Remote USA Project Description: DXC is scheduled to migrate our client's applications and related servers from the customer's data center in Phoenix, AZ to the DXC data center in Suwanee, GA. This will require both... 
    Suggested
    Remote work
    Shift work

    Futran Tech Solutions Pvt. Ltd.

    United States
    1 day ago

  • Linux Systems Administrator I

    $61.32k - $122.86k

     ...Linux Systems Administrator I Location US-CA-Folsom ID 2026-4383 Category IT / Cyber Security / Network Systems Position Type Full-Time Remote No Clearance Required Public Trust (Tier 4) Overview... 
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    Full time
    Work experience placement
    Immediate start
    Remote work
    Shift work

    American Systems

    Folsom, CA
    1 day 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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    Hourly pay
    Contract work
    Temporary work
    Work experience placement
    Work at office
    Local area
    Remote work

    ManTech

    Maryland
    3 days ago

  • Linux Systems Administrator (MSIC)

     ...Linux Systems Administrator (MSIC) At the intersection of national security and high-performance computing, we are looking for a Linux Systems Administrator who thrives on complexity. You won't just be patching servers; you'll be the architect of the infrastructure... 
    Suggested
    Extra income
    Contract work
    Temporary work
    Local area
    Remote work
    Flexible hours

    COLSA

    Huntsville, AL
    4 days ago

  • Linux Systems Administrator

    $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... 
    Suggested
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Rockville, MD
    4 days ago

  • Cleared Linux Systems Administrator

    $90k - $150k

     ...Job ID: 7819 Date Posted: May 1, 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 position... 
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    Remote work

    Utah State University

    Albuquerque, NM
    18 hours ago

  • Linux Systems Administrator TS/SCI POLY

    $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... 
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    Local area
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    Worldwide

    Parsons Corporation

    Centreville, VA
    18 hours ago

  • Linux System Administrator

    $62k - $141k

     ...Job Number: R0238454 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 such as RHEL, CentOS, and... 
    Suggested
    Full time
    Contract work
    Part time
    Work at office
    Local area
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    Booz Allen Hamilton

    McLean, VA
    4 days ago

  • Linux Systems Administrator III

     ...Linux Systems Administrator III Job Locations US-AZ-Tempe Job ID 2026-4911 Category Engineering Worker Category Regular Full-Time[F] Company Overview Iridium is an award-winning and innovative satellite communications... 
    Full time
    Work at office
    Local area
    Remote work
    3 days per week

    Iridium Satellite

    Tempe, AZ
    4 days ago

  • Linux Systems Administrator

    $55k - $69.6k

     ...Job Posting Title: Linux Systems Administrator ---- Hiring Department: Applied Research Laboratories ---- Position Open To: All Applicants ---- Weekly Scheduled Hours: 40 ---- FLSA Status: Exempt from FLSA ---- Earliest Start... 
    For contractors
    Work at office
    Immediate start
    Weekend work
    Afternoon shift

    The University of Texas at Austin

    Austin, TX
    18 hours ago

  • HPC Linux Systems Administrator 3/4 - Secret

    $103.6k - $155.4k

     ...employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for...  ...Grumman Classified Solutions team is seeking an HPC/Linux Systems Administrator to support information system lifecycle activities. The... 
    Full time
    Remote work
    Relocation package
    Flexible hours
    Shift work
    Weekend work

    Northrop Grumman

    Palmdale, CA
    1 day ago

  • Linux Systems Administrator / Secret / Onsite: Huntsville, AL

    $70.1k - $123.63k

     ...testing, upgrading and decommissioning of Linux Workstations, servers, network switches,...  ...will ensure that the Space IT systems are managed, controlled and compliant with...  ...30 lbs. Desired skills • Systems Administration experience supporting United States Government... 
    Full time
    Temporary work
    Work experience placement
    Work at office
    Remote work
    Flexible hours
    Shift work

    Lockheed Martin Corporation

    Huntsville, AL
    3 days ago

  • Linux System Administrator (Onsite)

    $86.8k - $165.2k

     ...us and help shape the future of aerospace and defense. Collins Aerospace is seeking a skilled System Administrator with extensive experience in Windows, Red Hat Linux, and Ubuntu operating systems. The ideal candidate will be responsible for managing, maintaining,... 
    Temporary work
    Work experience placement
    Work at office
    Remote work
    Flexible hours

    RTX

    Cedar Rapids, IA
    4 days ago

  • Linux Systems Administrator

    $146.34k - $185.54k

     ...LLNL is a place where your expertise can make a real impact. Job Description We have an opening for an experienced Linux Systems Administrator to help design, automate, secure, and support enterprise Red Hat Enterprise Linux services in a highly regulated environment... 
    Minimum wage
    Full time
    For contractors
    Local area
    Relocation package
    Flexible hours

    Lawrence Livermore National Laboratory

    Livermore, CA
    1 day ago

  • Senior Linux Systems Administrator - Fully Remote

    $115k - $120k

     ...Vaco Recruiter Services is hiring a Senior Systems Administrator (Linux) for a fully remote position. The ideal candidate has over 7 years of experience, particularly in Linux in production environments, and is responsible for supporting mixed infrastructure, troubleshooting... 
    Remote work

    Vaco Recruiter Services

    United States
    3 days ago

  • Linux Systems Administrator (Annapolis Junction, MD)

    $180k - $190k

     ...Requirements Security+ certification 10 years of experience as a System Administrator Bachelor’s degree in a technical discipline 5 additional...  ...Job Responsibilities Stand up, configure, and maintain Linux servers. Monitoring and patching/upgrades to standard... 
    Full time
    Immediate start
    Remote work

    Shield Consulting Solutions

    Annapolis, MD
    1 day ago

  • Linux System Administrator

    $95k - $117k

     ...data for Missile Warning, Missile Defense, Battlespace Awareness, and Technical Intelligence. We are seeking a skilled Linux System Administrator to support the installation, configuration, security, and ongoing operation of Linux- and Windows-based systems in a... 
    Temporary work
    For contractors
    Work experience placement
    Immediate start
    Remote work
    Flexible hours

    SciTec

    Boulder, CO
    25 days ago

  • Senior Linux Systems Administrator

     ...Senior Linux Systems Administrator Clearances Required: Active DoD Secret Location: Huntsville, Alabama, United States Job Description TCS is searching for a Senior Linux Systems Administrator to support our Missile Defense Agency (MDA) customer in Huntsville... 
    Work at office
    Work from home
    Flexible hours

    Technical Consulting Solutions, Inc.

    Huntsville, AL
    4 days ago

  • Senior Linux System Administrator

    $128k - $214.4k

     ...Senior Linux and VMWare 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... 
    Hourly pay
    Contract work
    Temporary work
    Work experience placement
    Work at office
    Local area
    Remote work

    ManTech

    Laurel, MD
    2 days ago

  • Linux Senior Systems Administrator

    $112k - $179k

     ...Linux Senior Systems Administrator Job Locations US-VA-Sterling Requisition ID 2026-165788 Position Category Information Technology Clearance Secret Responsibilities Peraton is seeking a Linux Senior Systems Administrator... 
    Contract work
    For contractors
    Work at office
    Remote work
    Overseas
    Monday to Friday
    Flexible hours
    Shift work
    1 day per week

    Peraton

    Sterling, VA
    18 hours ago

  • Linux Systems Administrator - DCO Field Team

     ...and support DCO sensor platforms as part of a mobile field team operating in tactical environments. - Configure and maintain Linux-based systems (CentOS, Ubuntu) - Troubleshoot software, hardware, and container issues in isolated setups - Script with Bash and Python... 
    Remote work

    PUNCH Cyber Analytics Group

    United States
    3 days 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
    2 days ago

  • Linux System Administrator (Senior-Level)

    $64k - $108k

     ...certified and appraised for CMMI ML3 for Services and Development. Job Description Link Solutions is seeking a Linux System Administrator (Senior-Level) to join our team at Aberdeen Proving Ground, MD. Must be a US Citizen Must have an active DoD... 
    Hourly pay
    Contract work
    Temporary work
    Work experience placement
    Work at office
    Remote work
    Relocation package

    Link Solutions

    Aberdeen Proving Ground, MD
    1 day ago