• Linux Systems Administrator - TS/SCI…

    Parsons Corporation (Centreville, VA)
    …and redefine what's possible. **Job Description:** Parsons is seeking a Linux Systems Administrator . The candidate will support both Linux based workstations ... servers in both physical and virtual environments. The candidate will perform daily systems checks and identify and resolve issues as they arise. The candidate must… more
    Parsons Corporation (01/08/26)
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  • Senior Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated and skilled **Senior Systems Administrator ** to join our sustainment team in **Chantilly, VA.** In this role, you will support a ... are not limited to:** + Provide hands-on O&M support for enterprise systems , including break-fix resolution and routine sustainment tasks + Monitor system… more
    ManTech (12/13/25)
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  • IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include but ... are not limited to:** + Providing end-user support to personnel utilizing ITD IT systems . + Triaging help desk tickets for a broad range of service requests to… more
    ManTech (11/19/25)
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  • Linux Dev/Ops Systems Administrator

    Synergy ECP (Annapolis Junction, MD)
    Linux Dev/Ops Systems Administrator 1 (SW support) Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA) Description We are searching ... industry. What you will be doing: Synergy is seeking aLinux Systems Administratorand Dev/Ops Engineer with expertise in Virtualization, Storage, Automation,… more
    Synergy ECP (01/21/26)
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  • Systems Administrator

    General Dynamics Information Technology (Fort Belvoir, VA)
    …**Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** IT Infrastructure and Operations ... group of computers running on one or more operating systems . + Understand all the different systems ...2 week period) * Security Clearance Level: TS/SCI with Polygraph * Required Skills and Abilities: * Location: On… more
    General Dynamics Information Technology (12/02/25)
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  • System Administrator

    Assertive Professionals (Chantilly, VA)
    Polygraph Timeline Pipeline Description Assertive Professionalsis seeking aSystem Administrator with Polygraph supporting ourNational Security Customer in ... System Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is anEconomically Disadvantaged Woman Owned Small Business… more
    Assertive Professionals (01/07/26)
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  • Application Database Administrator

    Ops Tech Alliance (Washington, DC)
    Application Database Administrator (Washington, DC) **Application Database Administrator ** _TS/SCI with Polygraph Required_ _Salary Range: $103,900 - ... per year_ Ops Tech Alliance is looking for an **Application Database Administrator ** to take ownership of the databases that power mission-critical application … more
    Ops Tech Alliance (12/17/25)
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  • Mission Support Administrator - Full…

    Patriot Group International, Inc (Chantilly, VA)
    Mission Support Administrator - Full Performance Position Type: Full-Time, Exempt Work Location: Chantilly, VA; McLean, VA Clearance: TS/SCI with polygraph ... operations and intelligence perspective. We are looking to hire a Mission Support Administrator - Full Performance to join our team in the Northern Virginia area,… more
    Patriot Group International, Inc (01/15/26)
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  • Cloud Infrastructure Administrator

    Ops Tech Alliance (Washington, DC)
    Cloud Infrastructure Administrator (Washington, DC) **Cloud Infrastructure Administrator ** _TS/SCI with Polygraph Required_ Salary Range: _$91,000 - $110,800 ... Ops Tech Alliance is looking for a **Cloud Infrastructure Administrator ** to play a key role in supporting and...play a key role in supporting and securing mission-critical systems . In this role, you'll install, configure, and maintain… more
    Ops Tech Alliance (12/17/25)
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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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