• Senior Linux Systems…

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    **Overview** SENIOR LINUX ADMINISTRATOR (RDTE)...to obtain and maintain a security clearance at the Top Secret level. US Citizenship is a ... Bowhead seeks a Senior Linux Administrator (NetServ) to join our team in Dahlgren, VA....we are a fast-growing, multi-million-dollar company recognized as a top Alaska Native Corporation providing services across the Department… more
    UIC Government Services and the Bowhead Family of Companies (11/06/25)
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  • Senior Linux Systems…

    The Boeing Company (Fairfax, VA)
    …** to join the team in **Herndon, VA; Fairfax, VA;** or **Chantilly, VA** . As a Senior Linux Administrator , you will play a crucial role in maintaining and ... optimizing our Linux -based infrastructure, ensuring the stability, security and efficiency of...eligibility. **Security Clearance** This position requires an active US Top Secret /SCI Security Clearance (US Citizenship Required).… more
    The Boeing Company (11/19/25)
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  • Senior Linux /Unix Systems…

    SMX (Dahlgren, VA)
    Senior Linux /Unix Systems Administrator ...be able to obtain and maintain Top Secret + 6+ years' experience administering Linux /Unix ... Dahlgren, VA SMX is looking for a highly motivated Senior Linux /Unix Administrator to join...Secret clearance with ability to obtain and maintain Top Secret clearance + Networking protocols +… more
    SMX (10/18/25)
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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 ... attack methods, and detection toolsto ensure proactive defense. Required Qualifications ACTIVE TOP SECRET + Six (6) yearsof professional experience inUnix and/or… more
    EPS Corporation (11/13/25)
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  • Senior Systems Administrator (Unix/…

    TekSynap (Dahlgren, VA)
    …attack methods, and mitigation techniques. + Clearance Level: Top Secret (T5 investigation) **COMPETENCIES** + Unix/ Linux System Administration + Network ... & Qualifications** TheTekSynap is seeking a **S** **enior S** **ystem** ** Administrator (Unix/ Linux ).** The Senior Systems Administrator more
    TekSynap (10/31/25)
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  • Sr. System Administrator ( Linux )

    Nightwing (Sterling, VA)
    …customer management and providing technical services to enable customer mission accomplishment. The Senior System Administrator ( Linux ) will serve as a key ... Linux administration, automation, and security hardening. The Senior System Administrator will ensure the availability,...Secret clearance. Must be able to obtain a TS /SCI clearance + Must be able to obtain DHS… more
    Nightwing (10/29/25)
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  • Linux Engineer

    Arena Technical Resources, LLC (Chantilly, VA)
    …17717 Job Description Job Title: Linux Engineer Location: Chantilly, VA Eligibility: Top Secret /SCI clearance with current CI Polygraph required The Systems ... Engineering team is seeking a driven Senior Linux /UNIX Systems Administrator that...- Experience writing detailed, technical documentation -8570 Compliance -Active TS /SCI + CI Poly - Ability to respond to… more
    Arena Technical Resources, LLC (10/25/25)
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  • Linux Systems Administrator

    CACI International (Reston, VA)
    Linux Systems Administrator Job Category: Information...more senior technical staff. **Required:** + Active Top Secret or TS /SCI clearance. ... Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of...critical DoD system? Join our team as a Systems Administrator ! You will get to use your technical skills… more
    CACI International (10/18/25)
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  • Linux Systems Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    ** Linux Systems Administrator ** **Category:** Infrastructure/Cloud **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2110 **Employment ... Description:** CGI Federal has an exciting opportunity for a Linux Systems Administrator within our Intel sector...2 to 5 years of experience * Security Clearance: TS /SCI required with the ability to obtain a … more
    CGI Technologies and Solutions, Inc. (10/01/25)
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  • OCONUS Field Engineer - TS /SCI Polygraph…

    Leidos (Chantilly, VA)
    **Description** We are seeking mid to senior field engineers to join our international team in an exciting OCONUS location. The team is made-up of highly technical ... will have prior experience as either a systems engineer or systems administrator . Prior OCONUS experience and IP networking knowledge are desired. The program… more
    Leidos (11/07/25)
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