• 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 (08/15/25)
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  • Systems Administrator (NSE-2)

    Leidos (Laurel, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Systems Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics ... about how this program "Delivers Mission Success!" **Your Main Objective:** **Provide systems administration support to the Red, Hunt and Blue teams supporting… more
    Leidos (10/16/25)
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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 ... Computer Science, Systems Engineering, or a related IT discipline. An associate 's degree with seven years of experience may be substituted. + Certification:… more
    ManTech (08/20/25)
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  • Senior Systems Administrator

    Competitive Range Solutions, LLC (Fort Meade, MD)
    …continuous learning and improvement. Required Qualifications: + Active Secret Clearance: TS preferred. + Education: + Associate 's degree in IT, Engineering, ... projects in a collaborative, congenial environment. We are seeking a Senior System Administrator to lead the management, operations, and maintenance of complex DoD … more
    Competitive Range Solutions, LLC (08/07/25)
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  • Systems Administrator

    ManTech (San Antonio, TX)
    …with computer operating systems **Clearance Requirement:** + Must have a current/active TS /SCI with Poly **Physical Requirements:** + Must be able to remain in a ... **ManTech** seeks an experienced and passionate, career and customer-oriented **System Administrator ** to join our team located in the **San Antonio, TX** area.… more
    ManTech (09/11/25)
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  • Principal Support Administrator

    Patriot Group International, Inc (Chantilly, VA)
    …+ US Citizenship Required Security Clearance: + Minimum of a US Government TS /SCI with Polygraph Preferred Qualifications + Associate or Bachelor's degree ... Principal Support Administrator Position Type: Full-Time, Exempt Work Location: Chantilly,...Full-Time, Exempt Work Location: Chantilly, VA; McLean, VA Clearance: TS /SCI with polygraph Shift: M-F 9A-5P Patriot Group International… more
    Patriot Group International, Inc (09/30/25)
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  • System Administrator 4

    M. C. Dean (District Of Columbia, DC)
    …Control, CCTV, PSIM (Physical Security Information Management), and other Integrated Electronic Security Systems . A Systems Administrator 4 position is a ... to work well with others are key to success in this role. The Systems Administrator is responsible for day-to-day management, maintenance, and support of the… more
    M. C. Dean (09/26/25)
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  • Cybersecurity System Administrator - DMV

    M. C. Dean (District Of Columbia, DC)
    Overview MC Dean is seeking a highly skilled **Cybersecurity System Administrator ** to support a secure operational technology environment by integrating advanced ... individual with both hands-on technical expertise in managing modern enterprise IT systems and a deep understanding of federal cybersecurity frameworks and risk… more
    M. C. Dean (08/27/25)
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  • Sr Microsoft System Administrator

    Amentum (Fort Belvoir, VA)
    …process including Windows Server 2016/2019 Certification or Microsoft Certified Azure Administrator Associate or Windows Server Hybrid Administrator ... no further. Amentum is seeking an **Sr Microsoft System Administrator ** to join our team of passionate individuals in...and record 100% of findings and statuses in DCD Systems Administration Daily Checks list. Currently, there are more… more
    Amentum (10/11/25)
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