• System Administrator

    Shuvel Digital (Reston, VA)
    …reviews of requirements, system architecture, and detailed design documents. A Systems Administrator must be able to collaborate well with a strong ... Clearance Level: TS / SCI US Citizenship: Required Job Classification:...Describe the Work: GITI is looking for a mid-level Systems Administrator with experience in installing, configuring,… more
    Shuvel Digital (05/13/25)
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  • System Administrator -Senior Level

    Nightwing (Sterling, VA)
    …have a broad range of experience supporting mission critical networks and computer systems . CLEARANCE REQUIREMENT: TS / SCI with POLY Responsibilities + Assist ... community, defense, civil, and commercial markets. Nightwing is seeking a highly motivated Systems Administrator to join a mature program in the Sterling VA… more
    Nightwing (06/27/25)
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  • Systems Administrator

    TekSynap (Chantilly, VA)
    …adjust focus. **WORK AUTHORIZATION/SECURITY CLEARANCE** Citizenship: US Citizenship Clearance requirement: TS / SCI with Polygraph **OTHER INFORMATION ** Please ... (CompTIA Security+, eg) + ITIL 4 Foundation **Overview** Weare seeking a ** Systems Administrator ** tosupport theOffice of the Director of National Intelligence… more
    TekSynap (05/13/25)
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  • System Administrator

    Nightwing (Sterling, VA)
    …intelligence community, defense, civil, and commercial markets. Job Title: System Administrator Location: Sterling, VA Clearance: TS / SCI Poly **This ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to...position is CONTINGENT upon contract award** The System Administrator (SysA) as part of the… more
    Nightwing (06/27/25)
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  • System Administrator / AWS Cloud…

    ABBTECH Professional Resources, Inc. (Herndon, VA)
    ** System Administrator / Cloud Administrator ** **Location- Herndon, Va** **Clearance- TS / SCI w/ FSP** **Salary- $217k-235k/yr** _The above salary ... required; and current market conditions._ **_This program requires US Citizenship_** DevOps Systems Administrator with expertise in managing AWS EC2 instances to… more
    ABBTECH Professional Resources, Inc. (05/23/25)
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  • System Administrator 4

    M. C. Dean (Mclean, VA)
    …Poly clearance REQUIRED** **Position / Candidate Requirements** + Bachelor's degree in System Engineering, Computer Science, Information Systems , Engineering ... the world for the better. We are seeking a ** System Administrator 4** to join our **Security...Administrator 4** to join our **Security and Electronic Systems (SES)** business Unit. As part of **(SES)** Strategic… more
    M. C. Dean (07/15/25)
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  • Principal Systems Administrator

    ManTech (Arlington, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Principal Systems Administrator ** to join our team in **Pentagon, VA.** The position is **onsite.** ... needs + Maintain accurate and up-to-date documentation of IT systems , procedures, and user support information +...Clearance Requirements:** + US Citizenship required and an active TS / SCI clearance adjudicated within the last 6… more
    ManTech (08/08/25)
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  • Unified Communications Administrator

    CACI International (Norfolk, VA)
    Unified Communications Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph ... talented Unified Communications and Collaboration (UC&C) Operations Technician with an active TS / SCI clearance to provide maintenance and advanced support for… more
    CACI International (07/22/25)
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  • Senior Systems Administrator

    Leidos (Vienna, VA)
    **Description** The National Security Sector at Leidos is seeking a **Senior System Administrator ** to join a dynamic team based in **Tysons Corner, VA** . This ... and maintenance of the Enterprise Linux infrastructure + Provide support in information security system requirements and design applicable to Linux hosts… more
    Leidos (07/29/25)
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  • Splunk Administrator

    Leidos (Arlington, VA)
    …relevant experience. Additional experience may be considered in lieu of degree. + Active Top Secret security clearance with SCI eligibility is required prior ... team within Leidos' DISA IT is seeking a Splunk Administrator to join our team. With the CESO program,...join our team. With the CESO program, the Defense Information System Agency (DISA) is looking to… more
    Leidos (07/22/25)
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