• Linux Systems Administrator - TS/SCI Poly

    Parsons Corporation (Centreville, VA)
    …and redefine what's possible. **Job Description:** Are you a skilled **Linux Systems Administrator** looking for an opportunity to work on mission-critical ... systems ? Parsons is seeking a mid-level Linux ...and virtual environments. In this role, you'll perform daily system checks, resolve issues, and ensure the reliability and… more
    Parsons Corporation (12/20/25)
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  • Systems Engineer

    Lockheed Martin (Herndon, VA)
    …including server virtualization, network virtualization, virtual network appliances, and cloud‑management systems \. * Implement a data management system in a ... design \[End\-to\-End Network Data Flow Architectures\] and scalable \[Data Management Systems \] * Hands\-on leadership in \[Data Center Architecture\],… more
    Lockheed Martin (01/17/26)
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  • Principal Systems Engineer

    Northrop Grumman (Chantilly, VA)
    …Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...be located in Chantilly, VA at the SIGINT Technology Center 's (STC). The STC is where technology and teamwork… more
    Northrop Grumman (12/19/25)
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  • Model Based Systems Engineer

    Amentum (Houston, TX)
    …and methodologies to ensure mission success and safety compliance. The **Model Based Systems Engineer** will: + Lead system architecture development and analysis ... systems engineering best practices. + Support risk management, configuration management, and requirements traceability throughout the project lifecycle. +… more
    Amentum (12/13/25)
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  • Information Systems Security Manager (ISSM)

    CACI International (Albuquerque, NM)
    Information Systems Security Manager (ISSM) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: ... **Exciting Career Opportunity: Join Our Elite Cyber Security Team as an Information Systems Security Manager!** Are you a seasoned cyber security expert looking for… more
    CACI International (12/09/25)
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  • Information Systems Security Officer…

    CACI International (Annapolis Junction, MD)
    …vulnerability and risk assessments to support security authorization, and managing configuration management (CM) processes for information systems security ... Information Systems Security Officer - Level 2 Job Category:...support for the information assurance program of an organization, system , or enclave. This role will involve actively contributing… more
    CACI International (12/07/25)
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  • Principal/Sr. Principal Systems Engineer

    Northrop Grumman (Jessup, MD)
    …Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations ... small - solutions living within the Northrop Grumman Microelectronics Center (NGMC). Boasting state-of-the-art design capabilities, multiple processing nodes,… more
    Northrop Grumman (12/05/25)
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  • Senior Hybrid Cloud Systems Administrator

    The Boeing Company (Hazelwood, MO)
    …+ 5+ years of experience in designing and implementing IT security systems , troubleshooting operating system and installation issues, and administering user ... United States Infrastructure organization is currently seeking a **Senior Hybrid Cloud Systems Administrator** to join the team in **Hazelwood, MO** . This role… more
    The Boeing Company (01/12/26)
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  • Information Systems Analyst, Stf / Windows…

    Lockheed Martin (Littleton, CO)
    …Operations' Enterprise Business & Digital Transformation \(EBDT\) organization** Windows System Administrator Windows System Administrator Job Requirements ... Operations \(EO\) is seeking a highly skilled and experienced Full\-Time Windows System Administrator to support the Space business area's CPS classified program in… more
    Lockheed Martin (12/04/25)
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  • Information Systems Security Manager (ISSM)

    Leidos (Lorton, VA)
    …of DoD systems . + Maintain and track security documentation, including system security plans (SSPs), risk assessments, and Plan of Actions & Milestones (POA&Ms). ... **Description** The Defense Sector at Leidos is looking for an **Information Systems Security Manager (ISSM)** to support a fast-paced program with the Air Force… more
    Leidos (01/14/26)
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