• Applied Research Associates, Inc. (Herndon, VA)
    …DevOps Engineer Preferred Qualifications:** + An active TS/SCI with CI Poly security clearance + OpenShift Certified Administrator (OCA) or Kubernetes ... integration between OpenShift and cloud platforms like AWS, Azure, or GCP + ** Security ** **& Compliance** : Implement security best practices for containers and… more
    DirectEmployers Association (09/11/25)
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  • Physical Security System

    M. C. Dean (Chantilly, VA)
    …across high-growth markets. As a System Administrator for our Physical Security Systems , you will be responsible for monitoring, maintaining, ... electrical, engineering, and cybersecurity industries. We are seeking a ** Physical Security System Administrator...improvements + Resolve complex system issues for physical security systems + Triage… more
    M. C. Dean (10/23/25)
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  • Lead Security Systems

    Lumen (Herndon, VA)
    …policies, Security script writing, Vulnerability assessment and mitigation. + Maintain systems in accordance w/ system security plans, implement new ... servers, Print servers, Backup systems , Anti Virus system + Hands on experience using information security...Voluntary Lifestyle benefits and other perks that enhance your physical , mental, emotional and financial wellbeing. We're able to… more
    Lumen (10/29/25)
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  • System Operations/ Administrator

    Sciolex Corporation (Chantilly, VA)
    …Directory. Deploy software updates, patches, and security fixes to desktop systems . Conduct regular system backups and data recovery operations. Maintain and ... clearance with a Counter-Intelligence Polygraph Experience as a desktop system administrator or in a similar IT...DoD Directive 8570 Knowledge of Windows and Linux operating systems . CompTIA Security + or ability to obtain… more
    Sciolex Corporation (10/14/25)
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  • Senior Systems Administrator

    Leidos (Chantilly, VA)
    **Description** Leidos is seeking a System Administrator for a technical development program supporting the Sponsor's Attribute Services within the IDAM/ICAM ... space.As a System Administrator on this program, you will...interacting with cross functional project teams including Software Development, System Engineering/ Verification and Validation, Security , Compliance… more
    Leidos (10/10/25)
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  • Senior Linux Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH seeks a motivated, mission-focused Senior Linux Systems Administrator to join our team in Chantilly, VA** This opportunity allows you to become part of ... impactful solutions in support of critical government missions. As a **Senior Linux Systems Administrator ,** you will help maintain and enhance the Sponsor's… more
    ManTech (08/30/25)
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  • SAP NS2 Senior Cloud Engineer/ Systems

    SAP (Herndon, VA)
    …variety of benefit options for you to choose from. **SAP NS2 Senior Cloud Engineer/ Systems Administrator - Onsite - Chantilly, VA** **Active TS SCI with ... internals must have manager's approval to transfer. The NS2 Senior Cloud Engineer/ Systems Administrator candidate will be responsible for leading the development… more
    SAP (10/21/25)
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  • Junior Security Administrator

    CACI International (Chantilly, VA)
    … procedures, ensuring compliance with all aspects of the program including personnel, physical and administrative security systems and procedures. Conduct ... Junior Security Administrator Job Category: Security Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of… more
    CACI International (10/03/25)
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  • Systems Administrator (Multiple…

    Noblis (Chantilly, VA)
    Responsibilities As a Systems Administrator , you will be responsible for installing, configuring, and maintaining operating system workstations and servers, ... + Advanced proficiency with: + Complex multi-enclave environments + Advanced system security hardening + High-availability system configurations… more
    Noblis (09/03/25)
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  • Linux Systems Administrator - TS/SCI…

    Parsons Corporation (Centreville, VA)
    …redefine what's possible. **Job Description:** Parsons is seeking a mid-level Linux Systems Administrator . The candidate will support both Linux based ... systems maintenance. Responsibilities also include software and hardware system installations, and troubleshooting of user reported issues. The candidate will… more
    Parsons Corporation (10/18/25)
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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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  • Lead IT Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Lead 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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  • Security Administrator

    Amentum (Chantilly, VA)
    …an opportunity in a new field? Are you considering a return to personnel security support or trusted workforce vetting? If you want to use your administrative ... an environment that allows you to directly support national security , we have an opportunity for you! Amentum is...should be comfortable learning to use new proprietary computers systems and spending the majority of the work day… more
    Amentum (10/25/25)
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  • Mission Support Administrator - Full…

    Patriot Group International, Inc (Chantilly, VA)
    Mission Support Administrator - Full Performance Position Type: Full-Time, Exempt Work Location: Chantilly, VA; McLean, VA Clearance: TS/SCI with polygraph Shift: ... offers an unrivaled hybrid of specialized services by combining security and risk management disciplines with a special operations...perspective. We are looking to hire a Mission Support Administrator - Full Performance to join our team in… more
    Patriot Group International, Inc (10/21/25)
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  • Principal Support Administrator

    Patriot Group International, Inc (Chantilly, VA)
    Principal Support Administrator Position Type: Full-Time, Exempt Work Location: Chantilly, VA; McLean, VA Clearance: TS/SCI with polygraph Shift: M-F 9A-5P Patriot ... offers an unrivaled hybrid of specialized services by combining security and risk management disciplines with a special operations...perspective. We are looking to hire a Principal Support Administrator to join our team in the Northern Virginia… more
    Patriot Group International, Inc (09/30/25)
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  • Mission Support Administrator

    Patriot Group International, Inc (Chantilly, VA)
    Mission Support Administrator - Developmental Position Type: Full-Time, Exempt Work Location: Chantilly, VA; McLean, VA Clearance: TS/SCI with polygraph Shift: M-F ... offers an unrivaled hybrid of specialized services by combining security and risk management disciplines with a special operations...perspective. We are looking to hire a Mission Support Administrator - Developmental to join our team in the… more
    Patriot Group International, Inc (10/21/25)
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  • Network Administrator

    Leidos (Chantilly, VA)
    …SolarWinds, traceroute, ping, and ARP tables. + Experience managing and supporting physical and virtual network systems , including patching and configuration. + ... **Description** Leidos is seeking a Mid-level Forward Deployed Network Administrator to join our Network Engineering Team within the Engineering Operations group at… more
    Leidos (08/16/25)
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  • Sr Database Administrator

    Leidos (Ashburn, VA)
    …National Security Sector within Leidos is seeking a PostgreSQL Database Administrator with strong systems , software, cloud, and Agile experience to support ... the Passenger Systems Program Directorate (PSPD) within Customs and Border Protection...Border Protection (CBP). PSPD supports the Department of Homeland Security (DHS) and CBP critical missions, specifically screening and… more
    Leidos (10/18/25)
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  • Database Administrator SME

    Leidos (Chantilly, VA)
    **Description** Leidos is seeking a Database Administrator for a technical development program supporting the Sponsor's Entitlement Programs as well as IdAM /ICAM, ... Policy Management. Primary Responsibilities: Overall responsibilities as a Database Administrator include performing all necessary procedures for several databases… more
    Leidos (10/10/25)
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  • Senior Database Administrator

    ManTech (Chantilly, VA)
    …CM practices **Clearance Requirements:** + Must possess a current and active TS/SCI security clearance with Polygraph ** Physical Requirements:** + The person in ... MANTECH seeks a motivated, career and customer-oriented **Senior Database Administrator ** to join our Data and AI Practice. This position requires full-time on-site… more
    ManTech (08/21/25)
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