• System Administrator

    CACI International (Chantilly, VA)
    …customer. The ideal candidate will configure and maintain Linux-based servers, automate system processes, and ensure the reliability and security of enterprise ... to include web servers, database servers, and associated development systems (eg Team Foundation Server) + Maintains system... documentation. + Coordination with customer ISSE to ensure security accreditation of all project IT systems .… more
    CACI International (12/29/25)
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  • Linux System Administrator with CI Poly

    Parsons Corporation (Centreville, VA)
    …your talent and redefine what's possible. **Job Description:** Our Special Programs and Systems team is hiring Linux System Administrators with a passion for ... status in a small team environment to enable operational success of deployed systems . This role includes system design, configuration, and debugging of Linux… more
    Parsons Corporation (11/21/25)
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  • System Engineer

    KBR (Chantilly, VA)
    …+ Impactful Work: Your contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of space ... Title: System Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to… more
    KBR (11/21/25)
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  • System Administrator

    Gromelski & Associates, Inc. (Manassas, VA)
    …of computing resources. **_System Administrator Required Tasks:_** + Performs duties as System Administrator on systems using Linux, Windows, and other operating ... security and performance requirements. + Developing and documenting system administration standard operating procedures. **_System Administrator Additional Requirements:_**… more
    Gromelski & Associates, Inc. (12/17/25)
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  • VIOS System Assistant

    Chenega Corporation (Newport News, VA)
    …as needed for the completion of their assigned duties. * Provide day-to-day system security posture support by ensuring that operational security ... shall assist in maintaining and administering the EMC networked systems . Work you'll do: As a VIOS System...Ensure all computing operations run with optimal performance and security . * Perform server administration tasks. * Install, configure,… more
    Chenega Corporation (12/01/25)
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  • System Administrator

    Parsons Corporation (Centreville, VA)
    …(SOPs) for system administration tasks. + Work closely with the Information Systems Security Officer (ISSO) to address security requirements and support ... safeguard critical data. + Collaborate with other IT and security teams to integrate and secure systems ...field. + 10+ years of related experience + CompTIA Security + Minimum + Proven experience as a System… more
    Parsons Corporation (12/04/25)
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  • Jr. System Administrator

    Leidos (Chantilly, VA)
    … security controls and supporting security tests to validate security control implementation and operation -Contribute to system documentation efforts ... **Description** ​The National Security Sector at Leidos currently has an opening for a System Administrator to work on our Department of State Facial Recognition… more
    Leidos (12/24/25)
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  • Sonar System Software Test Engineer

    Lockheed Martin (Manassas, VA)
    …Test Team\. The ICP program provides a common Integrated Undersea Surveillance Systems \(IUSS\) signal processing and display system software and hardware ... we deliver the latest capabilities for the fleets tactical systems \. In this position you will be responsible for:...with Training development and delivery * Experience with Tactical System Maintenance * Experience with AI/ML ** Security … more
    Lockheed Martin (11/07/25)
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  • SIGINT System Engineer - Junior

    Solvarus (Chantilly, VA)
    …requirements closure in the remote sensing domain; supporting enterprise and system level requirements for future systems ; independent verification, validation ... systems to include architecture and behavior of the system using Systems Modeling Language (SysML). +...decision-makers. Qualifications: + Current and Active TS/SCI with Poly Security Clearance. + Requires 2 to 5 years with… more
    Solvarus (11/02/25)
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  • SIGINT System Engineer - Mid

    Solvarus (Chantilly, VA)
    …requirements closure in the remote sensing domain; supporting enterprise and system level requirements for future systems ; independent verification, validation ... systems to include architecture and behavior of the system using Systems Modeling Language (SysML). +...decision-makers. Qualifications: + Current and Active TS/SCI with Poly Security Clearance. + Requires 5 to 8 years with… more
    Solvarus (11/02/25)
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