• Systems Administrator

    Leidos (Chantilly, VA)
    …Systems Administrator . Your job will be supporting as a Linux administrator to provide system maintenance, systems performance optimization along with ... software configuration, rebooting, and other remedial actions on customer systems . Work will be conducted on-site at our Chantilly,...experience may be considered in lieu of degree. + TS / SCI with Polygraph is required + Strong… more
    Leidos (11/15/25)
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  • Linux Systems Administrator

    Nightwing (Sterling, VA)
    …minimize downtime and disruptions. **Required Skills:** + US Citizenship + Must have an active Secret clearance and obtain a TS / SCI clearance + 3+ years of ... and commercial markets. Nightwing is seeking a qualified Linux Systems Administrator to work with a close-nit...directly relevant experience in Linux System Administrator . + Proficiency in managing and… more
    Nightwing (11/18/25)
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  • Systems Administrator

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a highly motivated Systems Administrator to join our team of professionals providing technical and program services to the US ... land, at sea, in air, and in space. The Systems Administrator will be part of a...Provide superior customer service **Qualifications** + Must possess current TS / SCI with CI Polygraph + Must be… more
    SAIC (11/15/25)
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  • EGIS System Administrator

    Intelligent Waves (Fort Belvoir, VA)
    **Overview** Intelligent Waves is seeking an **EGIS System Administrator ** to support the development and administration of ArcGIS Portal. This role is ... environment. **Location:** Ft Belvoir, VA **Travel:** None **Clearance Requirement:** TS / SCI Intelligent Waves delivers mission-focused multi-domain operational… more
    Intelligent Waves (09/18/25)
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  • Senior System Administrator

    Amentum (Springfield, VA)
    …& Intel space? If so, look no further. Amentum is seeking a **Senior System Administrator ** to join our team of passionate individuals in **Springfield, VA** ... systems including the transition and migration of corporate systems * Monitor and report on system ...(this role is not remote). **Clearance Required:** * Active TS / SCI with ability to obtain a poly… more
    Amentum (11/20/25)
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  • JIRA Administrator

    GCyber (Arlington, VA)
    …and sharing knowledge across stakeholders. Minimum Qualifications and Experience: + Active DoD Top Secret / SCI clearance and be eligible to obtain and ... will be configuring and maintaining JIRA dashboards and workflows to streamline cloud systems deployment and management. As the JIRA Administrator , you will: +… more
    GCyber (09/06/25)
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  • Senior System Administrator

    SAIC (Fort Belvoir, VA)
    **Description** The Senior System Administrator will provide support for operational intelligence integration and data-centric operations for customers across ... Server 2012/Windows Server 2016 Certification **CLEARANCE REQUIREMENT:** + Possess a current TS / SCI clearance with ability to obtain a CI polygraph REQNUMBER:… more
    SAIC (11/19/25)
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  • ServiceNow Portal Administrator , Senior

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    …/ SCI with Poly highly desired * ServiceNow Certification: ServiceNow Certified System Administrator (CSA) certification is often a requirement. * Experience: ... **ServiceNow Portal Administrator , Senior** **Category:** Infrastructure/Cloud **Main location:** United States,...5 to 10 years of experience * Security Clearance: TS / SCI required with the ability to obtain… more
    CGI Technologies and Solutions, Inc. (10/02/25)
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  • Infrastructure Engineer/ Administrator

    CACI International (Mclean, VA)
    Infrastructure Engineer/ Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with ... **The Opportunity:** CACI is seeking a highly motivated Linux System Engineer and Administrator with hands on...configuration management and change control. **Qualifications:** _Required:_ + Active TS / SCI w/ Poly clearance is required. +… more
    CACI International (09/26/25)
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  • Systems Administrator 2 (Bluemont,…

    William C Brown Inc (Springfield, VA)
    Systems Administrator 2 (Bluemont, VA) EOE Statement We are an equal employment opportunity employer. All qualified applicants will receive consideration for ... characteristic protected by law. Description WCBinc is looking for a Sr. Systems Administrator to provide support for implementation, troubleshooting and… more
    William C Brown Inc (10/23/25)
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