• Guidance, Navigation & Control Engineer

    Lockheed Martin (Highlands Ranch, CO)
    …the selected applicant must: 1\) Be eligible to obtain, and maintain, Top Secret with adjudicated SCI Eligibility \(i\.e\. TS /SCI\) 2\) Be willing to consent ... on control system design & analysis * Possess active TS /SCI clearance with CI Poly * Experience with flight...must be a US Citizen for consideration\. **Clearance Level:** TS /SCI w/Poly **Other Important Information You Should Know** **Expression… more
    Lockheed Martin (12/13/25)
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  • Lead Systems Engineer (Level 5)

    Lockheed Martin (Littleton, CO)
    …considered, applicants must be U\.S\. citizens and hold an active Top Secret / Sensitive Compartmented Information \( TS /SCI\) clearance\. \- This position is ... software verification and test at the subsystem or system level\. \- Active TS /SCI security clearance required\. \- Ability to support quarterly travel as needed\.… more
    Lockheed Martin (12/11/25)
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  • Systems Engineer

    Lockheed Martin (Littleton, CO)
    …Basic Qualifications\) * Active Secret Clearance with the ability to obtain a Top Secret Clearance\. * Ability to work onsite at our Littleton, CO campus\. ... Lockheed Martin \(LM\) is looking for an resourceful Systems Engineer to become a member of the Systems Engineering...clearance with the ability to obtain and maintain a Top Secret clearance * US Citizenship is… more
    Lockheed Martin (11/26/25)
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  • System Test Engineer

    Kratos Defense & Security Solutions, Inc. (Colorado Springs, CO)
    …Regulations and experience in Air Force formal testing is a plus + Current Top Secret level clearance, with SCI eligibility Applicants selected will be subject ... and global customers. Kratos is seeking a System Test Engineer to join an exciting team of test engineers...technical concepts orally and in written form. + Current Secret level clearance required + Required to either be… more
    Kratos Defense & Security Solutions, Inc. (12/31/25)
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  • Systems Engineer

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

    Lockheed Martin (Littleton, CO)
    …computationally complex problems * Experience with Microsoft software products * Active Top Secret Clearance required for consideration **Desired Skills:** * ... Martin Space Mission Processing team is seeking a highly skilled and motivated Software Engineer , Stf to join our development team in Littleton, CO\. As a Software … more
    Lockheed Martin (12/11/25)
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  • Engineer III

    General Atomics (Englewood, CO)
    …0% - 25% **Full-Time/Part-Time:** Full-Time Salary **State:** Colorado **Clearance Level:** Top Secret (SCI access eligible) **Pay Range Low:** 81,080 ... Space Systems team is seeking an experienced Satellite Operations Engineer to join our Mission Operations Department. In this...hours and travel as required. + Must have active TS clearance and be able to obtain and maintain… more
    General Atomics (12/11/25)
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  • Mid Career Cybersecurity Engineer

    Lockheed Martin (Littleton, CO)
    …facility that requires special access\. The selected candidate must possess an active Top Secret clearance with SCI eligibility to start\. \#LI\-CS1 **Basic ... **Description:** You will be the Mid\-Career Cybersecurity Engineer for the Cybersecurity team which is responsible for applying an interdisciplinary, collaborative… more
    Lockheed Martin (10/22/25)
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  • Embedded Cyber Software Engineer

    Lockheed Martin (Denver, CO)
    …MUST BE AU\.S\. CITIZEN \- The selected candidate must possess an active Top Secret clearance with SCI eligibility to start\. \#LI\-CS1 **Basic Qualifications:** ... **Description:** You will be an Embedded Cyber Software Engineer for a research and development team which...* Active TS /SCI required prior to start * Deep knowledge of… more
    Lockheed Martin (10/10/25)
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  • Model-Based Systems Engineer

    Lockheed Martin (Littleton, CO)
    …have:** * Active Secret clearance with the ability to obtain and maintain a Top Secret clearance\. * 3\+ years of experience working in a systems engineering ... Trident II D5 Fleet Ballistic Missile\. As a Systems Engineer for Model\-Based System Engineering \(MBSE\) you will lead...clearance with the ability to obtain and maintain a Top Secret as the final clearance **Desired… more
    Lockheed Martin (12/17/25)
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