• Infinity Systems Engineering (Alexandria, VA)
    …be more with us! Job Summary: We are seeking a skilled Systems Administrator /Network Engineer to join our mission-driven team. This position offers a broad scope ... and Cisco switches. + Perform systems administration on Windows and Linux platforms (updates, security, troubleshooting, management). + Maintain secure high… more
    DirectEmployers Association (11/25/25)
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  • Linux Administrator

    CACI International (Chantilly, VA)
    Linux Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... Travel: None * * * We are seeking a highly skilled and motivated Linux Administrator to join our Federal IT Operations team. The successful candidate will manage… more
    CACI International (11/13/25)
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  • Senior Linux Administrator

    Leidos (Fort Belvoir, VA)
    **Description** The DTRA program at Leidos is seeking a **Senior Linux Administrator ** in **Fort Belvoir, VA** to support the DTRA I3TS Infrastructure Services ... team to maintain and optimize the Linux production environment. The candidate will be responsible for...+ Red Hat Certification - Red Hat Certified System Administrator (RHCSA) (Preferred) Come break things (in a good… more
    Leidos (12/30/25)
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  • Linux Administrator - ACAS

    CACI International (Springfield, VA)
    Linux Administrator - ACAS Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... worldwide to support the NGA mission. In this role, we're seeking a ** Linux Administrator - ACAS** who could potentially be located in either **Springfield, VA,… more
    CACI International (11/10/25)
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  • Linux Systems Administrator

    Parsons Corporation (Centreville, VA)
    …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 to support Linux -based workstations and servers in both physical and virtual… more
    Parsons Corporation (12/20/25)
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  • Linux Systems Administrator - TS/SCI…

    Parsons Corporation (Centreville, VA)
    …your talent and redefine what's possible. **Job Description:** Are you a skilled ** Linux Systems Administrator ** looking for an opportunity to work on ... mission-critical systems? Parsons is seeking a mid-level Linux Systems Administrator to support both Linux -based workstations and servers in physical and… more
    Parsons Corporation (12/20/25)
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  • Linux Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    **Overview** ** LINUX SYSTEMS ADMINISTRATOR (RDTE)** Bowhead seeks a Linux Systems Administrator to join our team in Dahlgren, VA. The Linux Systems ... individual user workstations and associated software will be required. + Linux Admin will provide support for application installation, licenses management, software… more
    UIC Government Services and the Bowhead Family of Companies (12/19/25)
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  • Linux Systems Administrator - TS/SCI…

    Parsons Corporation (Centreville, VA)
    …talent and redefine what's possible. **Job Description:** Parsons is seeking a mid-level Linux Systems Administrator . The candidate will support both Linux ... accepted in place of a degree + 3+ years experience with Linux operating systems, including installations, maintenance, and troubleshooting + Experience in… more
    Parsons Corporation (10/18/25)
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  • System Administrator - Linux

    The Metamorphosis Group (Chantilly, VA)
    System Administrator - LINUX - TS/SCI FSP REQUIRED Chantilly, VA Apply Now Job Description The Metamorphosis Group, Inc, TMG, has an immediate opening for a ... Linux System Administrator , who shall be responsible for maintaining, scheduling, executing software and hardware upgrades, patches, and reconfigurations,… more
    The Metamorphosis Group (12/10/25)
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  • Senior Linux /Unix Systems…

    SMX (Dahlgren, VA)
    Senior Linux /Unix Systems Administrator (4411)at SMX(View all jobs) (https://www.smxtech.com/careers/) Dahlgren, VA SMX is looking for a highly motivated Senior ... Linux /Unix Administrator to join our team in...Linux /Unix Administrator to join our team in support of Naval...Dahlgren Division (NSWCDD) in Dahlgren, VA. The Senior Systems Administrator will work as part of our team managing… more
    SMX (12/04/25)
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  • Senior Systems Administrator (Unix/…

    EPS Corporation (Dahlgren, VA)
    Senior Systems Administrator (Unix/ Linux ) - (758) Share this job as a link in your status update to LinkedIn. Job Title Senior Systems Administrator (Unix/ ... Job Description EPS Corporation is seeking a highly skilledSenior Systems Administrator (Unix/ Linux )to support enterprise-level networks and systems within a… more
    EPS Corporation (11/13/25)
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  • Senior Systems Administrator (Unix/…

    TekSynap (Dahlgren, VA)
    …& Qualifications** TheTekSynap is seeking a **S** **enior S** **ystem** ** Administrator (Unix/ Linux ).** The Senior Systems Administrator (Unix/ ... position provides advanced system administration and engineering support for Unix/ Linux environments within the Navy enterprise. The Senior Systems Administratoris… more
    TekSynap (10/31/25)
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  • Linux System Administrator with CI…

    Parsons Corporation (Centreville, VA)
    …what's possible. **Job Description:** Our Special Programs and Systems team is hiring Linux System Administrators with a passion for mission excellence in our High ... This role includes system design, configuration, and debugging of Linux systems. Note: this is a full time in-office...role. **What You'll Be Doing:** + Configure and maintain Linux mission systems + Triage system alerts and initiate… more
    Parsons Corporation (11/21/25)
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  • Linux Engineer

    Arena Technical Resources, LLC (Chantilly, VA)
    …CI Polygraph required The Systems Engineering team is seeking a driven Senior Linux /UNIX Systems Administrator that is highly technical and mission focused. This ... ideal candidate is ready to operate as aTIER 3 level Linux /UNIX Administrator , experienced in managing large amounts of data and storage at sites all over the… more
    Arena Technical Resources, LLC (11/29/25)
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  • Linux System Adminstrator - US Citizenship…

    CGI Technologies and Solutions, Inc. (Fairfax, VA)
    …currently seeking candidates to join our successful Federal organization as a Linux System Administrator for an enterprise cybersecurity opportunity supporting ... ** Linux System Adminstrator - US Citizenship Required** **Category:**...management. * Relevant certifications such as AWS Certified SysOps Administrator or Red Hat Certified Engineer (RHCE) are a… more
    CGI Technologies and Solutions, Inc. (12/11/25)
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  • System Administrator

    Gromelski & Associates, Inc. (Manassas, VA)
    …**_System Administrator Job Description:_** + Performs tasks as Red Hat Linux Systems Engineer and Administrator , develops kernels and other advanced ... Administrator Required Tasks:_** + Performs duties as System Administrator on systems using Linux , Windows, and other operating systems as needed. + Maximizes… more
    Gromelski & Associates, Inc. (12/17/25)
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  • Systems Administrator II Generalist Sr…

    V2X (Springfield, VA)
    …there are also Linux distributions as well. + The Senior Systems Administrator II shall support the mid-level internal escalation tier(s) for the Server O&M team ... integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - Windows Server - active TS/SCI clearance to… more
    V2X (11/15/25)
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  • System Administrator

    Gromelski & Associates, Inc. (Manassas, VA)
    Administrator Desired Skills:_** + Experience troubleshooting and/or configuring Linux servers to include scripting. + Familiarity with Risk Management Framework ... **System Administrator ** Location **Manassas, VA** Job Category **Engineering** ID...databases, thin-clients, and domain servers. Background working in a Linux and Microsoft Windows environment. Maintains smooth operation of… more
    Gromelski & Associates, Inc. (11/21/25)
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  • Systems Administrator - TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …Family:** IT Infrastructure and Operations **Skills:** Apache Tomcat,IBM Cognos Administration, Linux **Experience:** 8 + years of related experience **US Citizenship ... Required:** Yes **Job Description:** Transform technology into opportunity as a Systems Administrator with GDIT. A career in enterprise IT means connecting and… more
    General Dynamics Information Technology (12/16/25)
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  • System Administrator

    CACI International (Chantilly, VA)
    System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... Local * * * **The Opportunity:** CACI is seeking a highly skilled **System Administrator ** to join our team in supporting a Government customer. The ideal candidate… more
    CACI International (12/29/25)
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