• Systems Administrator (Multiple…

    Noblis (Chantilly, VA)
    …resolve critical incidents within designated resolution timelines Required Qualifications + Active Top Secret ( TS ) clearance with eligibility for Sensitive ... Responsibilities As a Systems Administrator , you will be responsible...web servers. You will support the multi-enclave environment (Unclassified, Secret , and Top Secret /SCI) that… more
    Noblis (09/03/25)
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  • Systems Administrator

    ManTech (Norfolk, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Systems Administrator ** to join our team onsite in **Norfolk, Virginia.** This is an **onsite** ... Our work involves seamlessly integrating live training with synthetic systems to create highly realistic and complex global training... security clearance with the ability to obtain a Top Secret **Physical Requirements:** + Must be… more
    ManTech (08/29/25)
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  • DSS Systems Administrator

    General Dynamics Information Technology (Arlington, VA)
    …**Type of Requisition:** SCA **Clearance Level Must Be Able to Obtain:** Top Secret **Public Trust/Other Required:** None **Job Family:** SCA **Skills:** ... **US Citizenship Required:** Yes **Job Description:** **Mission:** A DSS Systems Administrator is responsible for providing Desktop...equivalent experience + Must be US Citizen and clearable; Secret clearance (or higher) a plus + One or… more
    General Dynamics Information Technology (09/26/25)
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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 ... 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 (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....be considered in lieu of degree. + **An active TS /SCI security clearance is required for this position.** +… more
    Leidos (07/18/25)
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  • Senior Network and Computer Systems

    CACI International (Herndon, VA)
    Senior Network and Computer Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI ... Provide comprehensive support for the integration, maintenance, and sustainment of intelligence systems across ARNG G-2 and its strategic partners. + Conduct system… more
    CACI International (09/17/25)
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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 ... 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 (08/20/25)
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  • Systems Administrator

    Cinteot (Springfield, VA)
    SYSTEMS ADMINISTRATOR Location - Herndon, VA The selected individual will be responsible to support the Framework Services / Platform and Security scrum team, ... customer issues using the Service Now and IBM Clearquest systems . Applicant selected must possess a current TS...Education: Bachelor (or 4 years additional experience) Security Clearance: Top Secret with SCI and Full Scope… more
    Cinteot (08/07/25)
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  • Systems and Database Administrator

    CACI International (VA)
    Systems and Database Administrator Job Category:...an additional six (6) years of experience. + Possess Top Secret clearance and possess or be ... Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up to 25% Type of… more
    CACI International (07/16/25)
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  • Cloud Systems Administrator V

    Criterion Systems (Reston, VA)
    Overview At Criterion Systems , we developed a different kind of business-a company whose real value is a reputation for excellence built upon the collective skills, ... perspectives, and backgrounds of its people. By accepting a position with Criterion Systems , you will join a group of professionals with a collaborative mindset… more
    Criterion Systems (08/08/25)
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