• Senior IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include ... experience in Information Technology. + Current DoD 8570 IAT II certification (Security+, SSCP, or equivalent) or ability to...one within 180 days. + Experience with Windows and Linux operating systems . + Experience providing help-desk… more
    ManTech (08/20/25)
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  • Systems Administrator

    Venatore LLC (Fort Bragg, NC)
    The Systems Administrator performs the administrative operation and maintenance of server hardware and software. Maintains system security and executes practices ... procedures. Troubleshoots system related problems. Remains current in operating systems /software analysis and technological developments and applications. Recommends future… more
    Venatore LLC (10/02/25)
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  • Senior IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include ... may be substituted. + Certification: Current DoD 8570 IAT II certification (eg, Security+, SSCP) or the ability to...days. + System Experience: Experience with both Windows and Linux operating systems . + End-User Support: Experience… more
    ManTech (08/20/25)
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  • Windows Systems Administrator

    Leidos (Arlington, VA)
    **Description** We are currently seeking a Windows Systems Administrator to join the Compartmented Enterprise Services Office (CESO) effort. This program is ... + Create, maintain, and implement detailed documentation for standard systems operating procedures to be used across the enterprise....**Currently possess DoD 8750 certification at least IAT level II , eg Security+ CE.** + Candidate may be asked… more
    Leidos (07/18/25)
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  • PWE Systems Administrator

    RTX Corporation (Cedar Rapids, IA)
    …Clearance:** DoD Clearance: Secret Collins Aerospace, Digital Technology, is hiring a Systems Administrator for our Secure Labs support team. A minimum ... Desktop Support, Server Administration, and Virtualization Technologies (VM Ware, etc.). + Linux Systems Administration. + Networking (important) . + Compliance… more
    RTX Corporation (09/18/25)
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  • System Administrator - Infrastructure

    AMP Public Power Partners (Columbus, OH)
    …Reports To: Manager of IT FLSA Status: Exempt Basic Functions: The System Administrator is responsible for providing systems design, implementation, and support ... telecommunications, hardware, applications, data center components, and information security systems . The System Administrator ensures the secure operations… more
    AMP Public Power Partners (10/08/25)
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  • System Administrator 2

    Synergy ECP (Columbia, MD)
    System Administrator 2 Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Job Type Full-time Description System Administrator Level 2 Provides ... support for implementation, troubleshooting and maintenance of Information Technology (IT) systems . Manages IT system infrastructure and any processes related to… more
    Synergy ECP (07/23/25)
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  • Infrastructure Engineer/ Administrator

    CACI International (Mclean, VA)
    …cloud and platform automation. + Monitoring and Maintenance + Install patches for Linux systems , and enterprise continuous monitoring applications such as Splunk ... * **The Opportunity:** CACI is seeking a highly motivated Linux System Engineer and Administrator with hands...Administer and maintain an existing an existing portfolio of linux systems include Rapid7 Nexpose Scanners, and… more
    CACI International (09/26/25)
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  • System Administrator I

    DCCA (Fort Meade, MD)
    …Key Tasks: DCCA is looking for TS/SCI w/Polygraph cleared Junior to Mid-Level Systems Administrators with Linux and Windows experience! We have multiple ... System Administrator I Location Fort Meade, MD Job Code...involved in the resolution process. + Configure and manage Linux , UNIX and Windows operating systems and… more
    DCCA (08/22/25)
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  • System Administrator

    CACI International (Annapolis Junction, MD)
    …to join our team and help maintain, troubleshoot, and optimize a wide variety of IT systems . We are hiring a seasoned System Administrator - Level 3 to provide ... System Administrator Job Category: Information Technology Time Type: Full...This role supports complex enterprise infrastructure and architecture, including UNIX/ Linux /Windows systems , virtual environments, and mission … more
    CACI International (08/01/25)
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