• 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 ... * **The Opportunity:** CACI is seeking a highly skilled ** System Administrator ** to join our team in...2 or higher) + Amazon Web Services (AWS) (C2S) systems administration. + Linux operating systems more
    CACI International (10/24/25)
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  • IT Engineer - Microsoft Enterprise Systems

    General Dynamics Information Technology (Fort Belvoir, VA)
    …None **Job Family:** IT Infrastructure and Operations **Skills:** IT Help Desk, Linux ,Microsoft (MS) Active Directory (AD), System Administration, Windows 10 ... support, and system optimization f **or both Windows and Linux platforms,** helping ensure consistent...Knowledge:** + Windows operating systems ( Windows 10, Server 2012/2016) + Linux administration… more
    General Dynamics Information Technology (10/14/25)
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  • System Administrator

    Gromelski & Associates, Inc. (Manassas, VA)
    Windows environment. Maintains smooth operation of multi-user computer systems , including coordination with network administrators. **_System Administrator ... ** System Administrator ** Location **Manassas, VA** Job...Administrator Desired Skills:_** + Experience troubleshooting and/or configuring Linux servers to include scripting. + Familiarity with Risk… more
    Gromelski & Associates, Inc. (08/23/25)
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  • Sr. System Administrator

    Arena Technical Resources, LLC (Reston, VA)
    Sr. System Administrator Location: Reston, VA, US Job ID: ATR 17710 Job Description Job Title: Sr. System Administrator Location: Reston, VA - Onsite, ... Polygraph Job Description: The job duties of the Sr. System Administrator are as follows: * Plans,...* Manages and troubleshoots multiple VMware environments. * Provides Windows Server and Linux administration, maintenance, and… more
    Arena Technical Resources, LLC (11/09/25)
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  • Software Engineer/ Systems

    Cinteot (Springfield, VA)
    …Administration on Windows based platforms + Windows Server Operating Systems experience + Red Hat Linux Administration experience Education: Bachelor (or ... Software Engineer / Systems Administrator (location: Springfield, VA) The...+ Utilizes enterprise management software tools such as Microsoft System Management Server and Windows Server Update… more
    Cinteot (11/06/25)
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  • System Administrator

    Nightwing (Sterling, VA)
    …a timely manner. Required Skills: + Operating Systems : Extensive knowledge of Windows and Linux operating systems . + Networking: Understanding of network ... in the intelligence community, defense, civil, and commercial markets. Job Title: System Administrator Location: Sterling, VA Clearance: TS/SCI Poly **This… more
    Nightwing (09/26/25)
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  • Systems Administrator - TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …**US Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a Systems Administrator with GDIT. A career in enterprise IT means ... meaningful part in improving how agencies operate. **HOW** **A SYSTEMS ADMINISTRATOR ** **WILL** **MAKE AN IMPACT** +... LINUX ( Linux RHEL, CentOS, Scientific Linux ) and Microsoft Windows (2008 R2, 2012… more
    General Dynamics Information Technology (09/17/25)
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  • Systems Administrator - NETTN…

    Huntington Ingalls Industries (Virginia Beach, VA)
    …issue resolution across client and server systems + Administer and maintain Windows and Red Hat Enterprise Linux (RHEL) environments, including virtual ... short video: https://vimeo.com/732533072 Job Description Mission Technologies is seeking a Systems Administrator to support the Navy Integrated Training… more
    Huntington Ingalls Industries (10/11/25)
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  • Systems Administrator / Top Secret…

    Lockheed Martin (Arlington, VA)
    …environments\. The selected candidate will serve as a system and network administrator for multiple program and internal R&D systems that support the ... 75\+ servers and associated network devices, workstations, and application\-specific hardware\. ACL's systems generally include Windows , Linux , and VMware… more
    Lockheed Martin (10/22/25)
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  • Systems Administrator II…

    V2X (Springfield, VA)
    …with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - Cross Domain - active TS/SCI ... ability to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II Cross Domain supports the information technology (IT)… more
    V2X (11/14/25)
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