• Project Systems Engineer

    Kratos Defense & Security Solutions, Inc. (Colorado Springs, CO)
    …and operational system utilization Required Experience: + US Citizen + Current Top - Secret clearance with SCI eligibility. + Bachelor's Degree in engineering ... global customers. Kratos has an opportunity for a System Engineer in support of a Department of Defense (DOD)...days from the Posting Date. Keyword: SATCOM, RF, System Engineer Kratos Defense is an Equal Opportunity Employer. All… more
    Kratos Defense & Security Solutions, Inc. (11/06/25)
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  • Thermal Subsystems Product Development Lead

    Lockheed Martin (Highlands Ranch, CO)
    …and programmatic issues to peers, senior management and customers \- Current US TOP SECRET or TS /SCI clearance **Security Clearance Statement:** This ... \- Thermal, structural or similar engineering experience such as thermal principle engineer or responsible system engineer for thermal subsystems \- Strong… more
    Lockheed Martin (11/15/25)
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  • Senior Software Engineer

    CACI International (Denver, CO)
    Senior Software Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular ... of hands-on experience in Software Engineering, DevOps, or DevSecOps roles + Current TS /SCI clearance and polygraph preferred or ability to obtain and maintain TS more
    CACI International (01/10/26)
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  • RF Engineer

    Lockheed Martin (Littleton, CO)
    …Lockheed Martin Space Mission Processing team is seeking a highly skilled and motivated RF Engineer Stf to join our development team\. As member of the RF team, you ... a range of tools and techniques **Selected candidate must have an active TS /SCI security clearance for consideration\.** **This is an MID CAREER \(level 3\) ROLE… more
    Lockheed Martin (01/09/26)
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  • Software Engineer - Early Career

    Lockheed Martin (Longmont, CO)
    …is Ours\. Lockheed Martin Space is seeking a full\-time early career Software Engineer in Longmont, Colorado on the NextGen Geo \(NGG\) OPIR Program\. In this ... as performing unit, integration, and regression testing * Ability to obtain a TS /SCI security clearance **Desired Skills:** * Familiarity with Agile process * Linux… more
    Lockheed Martin (01/08/26)
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  • RF Engineer Staff - Software Defined Radio

    Lockheed Martin (Littleton, CO)
    …Lockheed Martin Space Mission Processing team is seeking a highly skilled and motivated RF Engineer Stf to join our development team\. As member of the RF team, you ... final delivery of a product\. **Selected candidate must have an active TS /SCI security clearance for consideration\.** **This is an MID\-SENIOR \(level 4\) ROLE… more
    Lockheed Martin (01/07/26)
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  • Java Software Engineer

    CACI International (Aurora, CO)
    Java Software Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular ... STEM field + 5+ years of relevant software development experience + Active TS /SCI clearance with Polygraph + Proficiency in AWS infrastructure services + Experience… more
    CACI International (01/01/26)
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  • Software Test Engineer Senior

    Lockheed Martin (Aurora, CO)
    …ensuring security and prosperity\. **THE WORK** Lockheed Martin is seeking a talented SW Test Engineer with a TS /SCI w/ Poly clearanceto work from our Aurora, CO ... * Good verbal, written, and interpersonal communication skills\. * An active TS /SCI w/ Poly clearance is required for consideration **Desired Skills:** * Experience… more
    Lockheed Martin (12/26/25)
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  • Software Engineer

    Lockheed Martin (Littleton, CO)
    …security and prosperity\. **THE WORK** Lockheed Martin is seeking a talented **Software Engineer with a TS /SCI clearance and Sec\+ \(8570 cert\)** to work ... or equivalent technical experience * Experience with DevSecOps pipelines * A TS /SCI clearance is required for consideration **Desired Skills:** * Test or Integration… more
    Lockheed Martin (12/13/25)
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  • Systems Engineer Sr, Level 3

    Lockheed Martin (Colorado Springs, CO)
    …is most important \- building cutting edge functionality for our end users\. As an engineer on an Agile Scrum Team, you will have the opportunity to rapidly develop ... but must be able to obtain and maintain a TS /SCI clearance **Desired Skills:** * Develop and implement system...results * Familiarity with the Space Domain * Active TS /SCI security clearance **Security Clearance Statement:** This position requires… more
    Lockheed Martin (12/10/25)
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