• Systems Engineer Senior Staff (Level…

    Lockheed Martin (Littleton, CO)
    …directions to a billion people worldwide\. Lockheed Martin is looking for a dedicated Systems Engineer to join the team in Waterton, Colorado supporting Space ... Agency's Proliferated Warfighter Space Architecture programs\. As the Responsible Systems Engineer \(RSE\) within the SEIT team...defense programs * Ability to obtain and maintain a Top Secret /SCI Security Clearance, thus US Citizenship… more
    Lockheed Martin (12/30/25)
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  • Systems Engineer Senior

    Amentum (Washington, DC)
    We are searching for a Top Secret cleared Systems Engineer (Senior) to join our team in Washington, DC. You will be working in an organization that's ... meet or exceed the needs of the mission. The Systems Engineer (Senior) is a part of...experience needed to perform at this level. **Requirements:** * Active Top Secret clearance with… more
    Amentum (01/14/26)
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  • Principal Infrastructure Lead Engineer

    RTX Corporation (Dulles, VA)
    …as only US citizens are eligible for a security clearance **Security Clearance:** Top Secret - Current **Raytheon Company, Managed by Collins Aerospace** Collins ... have an immediate need for an **Principal** **Infrastructure Lead Engineer - Classified System** to lead and guide a...is located onsite in Dulles, VA and requires an active TS security clearance with SCI eligibility**… more
    RTX Corporation (11/04/25)
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  • DevOps Engineer III

    Noblis (Chantilly, VA)
    …degree with 11 years of experience OR High School/Diploma with 14 years of experience. + Active Top Secret ( TS ) clearance with eligibility for Sensitive ... Train (ART) activities + Support the multi-enclave environment (Unclassified, Secret , and Top Secret ) +...Windows operating systems \#FundedPosition Desired Qualifications + Active TS /SCI with CI Polygraph + Bachelor's… more
    Noblis (12/20/25)
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  • (DoD SkillBridge) Principal / Sr. Principal…

    Northrop Grumman (Baltimore, MD)
    …separating from the military within 1 year to be eligible + Must have an Active Secret security clearance at time of application, current and within scope, with ... 1 year to be eligible + Must have an Active Secret security clearance at time of... Clearance + US Citizenship require **Preferred Qualifications:** + Active TS clearance + Minimum of 3… more
    Northrop Grumman (12/17/25)
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  • Cloud Engineer

    Guidehouse (Bethesda, MD)
    …**:** IT Architecture/Cloud **Travel Required** **:** None **Clearance Required** **:** Active Top Secret SCI ( TS /SCI) **What You Will Do** **:** As ... a Cloud Engineer , you will be responsible for technical duties such...Need** **:** + An ACTIVE and MAINTAINED " TOP SECRET /SCI ( TS /SCI)" Federal or… more
    Guidehouse (12/12/25)
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  • Systems Engineer

    Lockheed Martin (Denver, CO)
    …## Eligibility MUST BE AU\.S\. CITIZEN \- The selected candidate must possess an active Top Secret clearance with SCI eligibility to start\. **Basic ... **Description:** You will be a ** Systems Engineer ** for the R&D team that...Qualifications:** + ** Active TS clearance with SCI elegability required prior… more
    Lockheed Martin (12/20/25)
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  • Lead, Communications Systems Algorithm…

    L3Harris (San Diego, CA)
    …Word, Excel, PowerPoint and Visio. * Understanding of satellite CONOPS * An active Top Secret or TS /SCI clearance * Experience with project planning and ... the interest of national security. Job Title: Lead, Communications Systems Algorithm Engineer (DSP) Job Code: 30539...signal generators, and signal analyzers * Active SECRET clearance * Ability to obtain TS more
    L3Harris (11/05/25)
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  • Engineer IV

    General Atomics (Englewood, CO)
    …Ability to obtain and maintain a DoD security clearance is required. An active DoD Top Secret ( TS ) security clearance or the ability to obtain TS /SCI ... Required:** 0% - 25% **Full-Time/Part-Time:** Full-Time Salary **State:** Colorado **Clearance Level:** Top Secret (current SCI access with CI Poly) **Pay Range… more
    General Atomics (12/11/25)
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  • Principal / Sr. Principal Embedded Software…

    Northrop Grumman (Dulles, VA)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... or 8 years (level 4) of relevant experience + Top Secret clearance with ability to obtain...technical and programmatic status to management **Preferred Qualifications:** + Active TS /SCI clearance + System knowledge in… more
    Northrop Grumman (01/14/26)
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