• NCIS Cyber Systems Administrator

    General Dynamics Information Technology (Quantico, VA)
    …RQ206268 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret / SCI **Public Trust/Other Required:** None **Job Family:** IT ... **Job Description:** Transform technology into opportunity as a **Cyber Systems Administrator - SecOps** with GDIT. A...NEED TO SUCCEED (Required):** + **Security Clearance Level:** Active Top Secret clearance with SCI more
    General Dynamics Information Technology (11/26/25)
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  • NCIS Systems Administrator | Active…

    General Dynamics Information Technology (Quantico, VA)
    …**WHAT YOU'LL NEED TO SUCCEED** + **Security Clearance Level:** Active Top Secret clearance (Must be TS / SCI eligible) + **Required Experience:** + ... RQ209916 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret / SCI **Public Trust/Other Required:** None **Job Family:** IT… more
    General Dynamics Information Technology (11/04/25)
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  • Systems Administrator - TS

    General Dynamics Information Technology (Chantilly, VA)
    …ID:** RQ206369 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... Yes **Job Description:** Transform technology into opportunity as a Systems Administrator with GDIT. A career in...experience with web services. + **Security Clearance Level** : Top Secret / SCI with Polygraph +… more
    General Dynamics Information Technology (09/17/25)
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  • Linux Systems Administrator

    CACI International (Reston, VA)
    Linux Systems Administrator Job Category: Information...guidance from more senior technical staff. **Required:** + Active Top Secret or TS / SCI ... Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of...a critical DoD system? Join our team as a Systems Administrator ! You will get to use… more
    CACI International (10/18/25)
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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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  • Mid-Level Systems Administrator

    The Boeing Company (Herndon, VA)
    …Clearance** This position requires an active Top Secret / Sensitive Compartmented Information ( TS / SCI ) US Security Clearance with an ... (IDT&S) organization Specialized Infrastructure Operations group is currently seeking a **Mid-Level Systems Administrator ** to join the team in **Herndon, VA;… more
    The Boeing Company (11/19/25)
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  • Sr Principal Windows Systems

    Northrop Grumman (Dulles, VA)
    …Active Directory, GPOs, Policies, and permissions + Candidates must have a current DOD ** Top Secret / SCI ** level security clearance to include a current ... (CIDO) organization is seeking an experienced **Sr Principal Windows Systems Administrator ** to join its dynamic team...vendor products, services, and suggestions. + Adhere to strict Information Systems security guidelines in all cases.… more
    Northrop Grumman (10/31/25)
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  • Senior Linux Systems Administrator

    The Boeing Company (Fairfax, VA)
    …based on candidate eligibility. **Security Clearance** This position requires an active US Top Secret / SCI Security Clearance (US Citizenship Required). (A US ... United States Infrastructure Operations (SUSIO) group is currently seeking a **Senior Linux Systems Administrator ** to join the team in **Herndon, VA; Fairfax,… more
    The Boeing Company (11/19/25)
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  • Systems Administrator - COMSEC

    KBR (Chantilly, VA)
    …travel. + Working Hours: Standard 40 hours per week. Qualifications: Required: + Clearance: Top Secret SCI with Polygraph. + Experience: 3+ years' experience ... Title: Systems Administrator - COMSEC Belong. Connect....in STEM degree + Certifications: IAW NRO Directive 50-05, information Assurance Workforce Enhancement Program (IAWEp) category information more
    KBR (09/06/25)
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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 ... defense, civil, and commercial markets. Nightwing is seeking a qualified Linux Systems Administrator to work with a close-nit team to assist in the maintenance… more
    Nightwing (11/18/25)
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  • Linux Systems Administrator

    Parsons Corporation (Centreville, VA)
    …server and networking equipment rack installations **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required ... possible. **Job Description:** Parsons is seeking a mid-level Linux Systems Administrator . The candidate will support both...a US Citizen + Candidate must have a current TS / SCI clearance with Poly + Bachelor's degree… more
    Parsons Corporation (10/18/25)
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  • SAP NS2 Senior Cloud Engineer/ Systems

    SAP (Herndon, VA)
    …benefit options for you to choose from. **SAP NS2 Senior Cloud Engineer/ Systems Administrator - Onsite - Chantilly, VA** **Active TS SCI with Polygraph ... Information Security, Engineering, Information Technology. MA/MS Preferred. + Top Secret Clearance with Polygraph Note: The job description is meant… more
    SAP (10/21/25)
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  • Systems Administrator

    Leidos (Chantilly, VA)
    …Leidos has an exciting opening for you as our next Tier 2 Service Desk/ Systems Administrator . Your job will be supporting as a Linux administrator ... 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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  • IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include but ... manuals or similar documentation. **Clearance Requirements:** + Must have a current/active TS / SCI w/Polygraph. **Physical Requirements:** + Must be able to… more
    ManTech (11/19/25)
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  • Principal Systems Administrator

    ManTech (Chantilly, VA)
    MANTECH is seeking a talented Principal Systems Administrator to join our sustainment team in Chantilly, VA. This role supports a mission-critical enterprise ... management systems and group policy configuration. Clearance Requirements + Active TS / SCI with Polygraph is required for this position. Physical Requirements… more
    ManTech (11/21/25)
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  • IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include but ... user-friendly technical documentation. **Clearance Requirements:** + Must have a current/active TS / SCI w/Polygraph. **Physical Requirements:** + Must be able to… more
    ManTech (11/19/25)
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  • Senior Systems Administrator

    Leidos (Chantilly, VA)
    …service that provides attribute data via an LDAP interface to hundreds of various Sponsor systems Required Qualifications + Active TS / SCI with Polygraph + BS ... **Description** Leidos is seeking a System Administrator for a technical development program supporting the...+ Must be an expert in using Linux-based operating systems + Must have strong Bash skills + Must… more
    Leidos (10/10/25)
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  • System Administrator

    Chenega Corporation (Oakton, VA)
    …IT Operations Support, Software Development, and Program Management. Job Title:System Administrator Location:Oakton, Virginia Clearance Level: Top Secret ... interests of our nation. SecuriGence is seeking an experienced Systems Administrator to help contribute to our...SSCP; GICSP. + Requires a minimum of an active TS / SCI clearance. Matthew J. Keller Vice President… more
    Chenega Corporation (11/12/25)
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  • System Administrator

    UIC Government Services and the Bowhead Family of Companies (Quantico, VA)
    …Marine Corps Warfighting Laboratory a plus. SECURITY CLEARANCE REQUIREMENTS: Must currently hold a Top Secret / SCI clearance. Physical Demands: * Must be able ... an accredited college or university in Engineering, Computer Science, Information Systems , or related field. * COMPTIA...higher certification * 7 years of experience as a Systems Administrator or similar infrastructure engineering role.… more
    UIC Government Services and the Bowhead Family of Companies (11/09/25)
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  • System Administrator

    Shuvel Digital (Reston, VA)
    …requirement. Briefly Describe the Work: GITI is looking for a mid-level Systems Administrator with experience in installing, configuring, troubleshooting, and ... Clearance Level: TS / SCI US Citizenship: Required Job Classification:...of requirements, system architecture, and detailed design documents. A Systems Administrator must be able to collaborate… more
    Shuvel Digital (11/12/25)
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