• Senior Systems Administrator

    ManTech (Chantilly, VA)
    ManTech seeks a motivated, mission-oriented Senior Systems Administrator to join our team in Chantilly, VA. As the Senior Systems Administrator , you will ... demonstrate knowledge and understanding of client and server operations and maintenance with Windows 10 and 11 environments and Windows Server 2016/2019, to… more
    ManTech (04/25/25)
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  • System Administrator

    Assertive Professionals (Chantilly, VA)
    … Timeline Pipeline Description Assertive Professionalsis seeking aSystem Administrator with Poygraph supporting ourNational Security Customer in Chantilly, ... System Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is anEconomically Disadvantaged Woman Owned Small Business… more
    Assertive Professionals (03/10/25)
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  • Systems Administrator (Part-time)

    KBR (Arlington, VA)
    Title: Systems Administrator (Part-time) KBR's Defense & Technology Solutions business unit is seeking candidates for a part-time position. This part-time role ... and virtualization infrastructure. + Maintaining, installing, upgrading, and configuring data systems + Administering operating systems ( Windows /Linux) and… more
    KBR (05/08/25)
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  • Senior Systems Administrator

    The Boeing Company (Herndon, VA)
    …(IT&DA) organization Specialized Infrastructure Operations group is currently seeking a **Senior Systems Administrator ** to join the team in **Herndon, VA** . ... of experience in troubleshooting complex network problems + Experience as a system administrator of Linux/Unix or Windows platforms + Willing to work variable… more
    The Boeing Company (05/04/25)
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  • Systems Analyst/ Administrator

    Guidehouse (Springfield, VA)
    …(TS/SCI) **What You Will Do** **:** The Systems Analyst (also known as Systems Administrator or Data Analyst) will support a large IC Agency's CIO-T office ... with managing enterprise level data systems to include conducting analytics for insight and creating... such as Red Hat Enterprise Linux, CENTOS, and Windows Server in accordance with DoD, IC, and NGA… more
    Guidehouse (04/21/25)
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  • GPS Security-System Administrator

    Deloitte (Mclean, VA)
    …required skills: + Four (4) years of experience in a network/software/hardware support and/or systems administrator role. + Team player who can work in a ... developing specialized system security processes and procedures. The System Administrator performs systems security administration functions, including creating… more
    Deloitte (03/22/25)
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  • System Administrator

    Leidos (Chantilly, VA)
    …Security Office within our Digital Modernization sector is seeking a **System Administrator ** at our Liberty Center location in Chantilly, VA. You must currently ... be willing and able to pass and maintain a polygraph clearance. **What will you do in this role?**...implementation, and the highest level of performance of the systems . The position will serve as a technical expert… more
    Leidos (03/27/25)
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  • Principal Systems Administrator

    Leidos (Chantilly, VA)
    …Division (MDS) within the Leidos National Security Sector is seeking a skilled Principal Systems Administrator to join a new cyber security program and play a ... key role in supporting government-critical systems . You will be part of a program that...+ Design, deploy, and maintain enterprise server environments, including Windows , Linux, and hybrid cloud infrastructures. + Manage and… more
    Leidos (03/29/25)
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  • Senior System Administrator

    ManTech (Chantilly, VA)
    …to join our team in **Chantilly, VA** . A qualified Senior Systems Administrator will support a secure Windows -based Information System and will assist and ... the installation, operation, and maintenance of all current and future Information Systems . Duties and responsibilities involve the support and administration of … more
    ManTech (03/04/25)
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  • System Administrator Sr (Desktop Support)

    General Dynamics Information Technology (Springfield, VA)
    … Polygraph **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** Computer Support,Troubleshooting, Windows Desktop Operating ... **Job Description:** ​Transform technology into opportunity as a System Administrator Sr (Desktop Support) with GDIT. A career in...support or similar IT role + Strong knowledge of Windows operating systems and Microsoft Office suite… more
    General Dynamics Information Technology (05/07/25)
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