• Systems Administrator (2nd shift)

    General Dynamics Information Technology (Mclean, VA)
    …best practices **WHAT YOU'LL NEED TO SUCCEED:** + **The position requires an active TS/SCI w / Polygraph clearance** + **This position is for 2nd Shift: 2:00pm - ... **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** IT Infrastructure and Operations… more
    General Dynamics Information Technology (10/01/25)
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  • Senior Specialist Systems Engineering…

    L3Harris (Springfield, VA)
    …Systems Engineering - Information Technology Senior Systems Administrator (Active TS/SCI w / CI Poly Required) Job Code: 26996 Job Location: Springfield, VA ... an experienced Information Technology Senior Systems Administrator or Mid-to-Senior Level Systems Engineer to join our highly skilled and diverse team. This position… more
    L3Harris (09/04/25)
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  • Modernization Accelerator: 2025 Hiring Alert…

    Lockheed Martin (Hanover, MD)
    …interested in a variety of responsibilities including; * Systems engineering * Software development * Software engineering * Cyber researchers \(Capabilities ... \#OneLMHotJobs \#RMSRB2025 **Basic Qualifications:** * Current DoD Top Secret SCI with Polygraph Seeking multiple levels of System Engineers: SE0: * A High School… more
    Lockheed Martin (09/25/25)
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  • Information System Security Officer, Classified…

    Lockheed Martin (Herndon, VA)
    …**This position requires TS/SCI clearance with the ability to obtain a CI polygraph \.** This position will perform duties as an Information Systems Security Officer ... \- Support day\-to\-day information system security operations including hardware and software implementations\. \- Carry out technical security administration of IS… more
    Lockheed Martin (08/08/25)
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  • Cyber Security Specialist 3 - DMV

    M. C. Dean (District Of Columbia, DC)
    …Management Framework (RMF) analysts. **Required Education & Experience:** + **Active** **TS/SCI w / polygraph clearance is required.** . 3+ Years of Experience ... defense, and security. Join our more than 4,500 employees worldwide who engineer and deploy automated, secure, and resilient power and technology systems; and… more
    M. C. Dean (08/30/25)
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  • Cybersecurity System Administrator - DMV

    M. C. Dean (District Of Columbia, DC)
    …Management Framework (RMF) analysts. **Required Education & Experience:** + **Active** **TS/SCI w / polygraph clearance is required.** . 3+ Years of Experience ... + Coordinate with development and support teams to test system hardware/ software and optimize performance. + Provide Tier 1-3 support, troubleshoot incidents,… more
    M. C. Dean (08/27/25)
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  • SIGINT Outreach Lead

    KBR (Chantilly, VA)
    …position based upon contract award KBR is seeking a Chief SIGINT Outreach Engineer with strong engineering skills in SIGNALS and RF systems for overhead space ... to US Government Intelligence Community and Military users. The SIGINT Outreach Engineer serves as a technical advisor to support the Government with developing… more
    KBR (08/08/25)
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  • System Administrator 2

    M. C. Dean (Annapolis Junction, MD)
    …including US Citizenship, for access to classified information; **active** **DoD TS/SCI w / polygraph clearance is required** **Key Requirements:** + Education: + ... at MC Dean, you will join forces with more than 5,800 professionals who engineer and deploy automated, secure and resilient power and technology systems; and deliver… more
    M. C. Dean (08/30/25)
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  • Physical Security System Administrator 4

    M. C. Dean (Chantilly, VA)
    …including US Citizenship, for access to classified information; **ACTIVE TS/SCI w / POLYGRAPH clearance is REQUIRED** **Education/Experience:** + Master's Degree ... will join forces with more than 5,800 professionals who engineer and deploy automated, secure and resilient power and...for new technologies, updates, and improvements to our enterprise software and applications, ensuring our systems remain at the… more
    M. C. Dean (08/30/25)
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  • Spacecraft/Satellite Flight Operations Junior…

    Lockheed Martin (Fort Belvoir, VA)
    …Martin Space in Ft Belvoir, Virginia is seeking a full\-time Early Career Satellite Systems Engineer to join our team\. In this dynamic role you may support a 24/7 ... Secret/Sensitive Compartmented Information \(TS/SCI\) clearance and complete a Counterintelligence Polygraph \(CI Poly\) as a condition of employment\. **Basic… more
    Lockheed Martin (09/18/25)
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