• Ground Software Engineer

    Lockheed Martin (Littleton, CO)
    systems , and test engineers using the Agile Development methodology An active TS /SCI clearance is required for consideration\. Our employees play an ... to have fun with your work\. As Ground Software Engineer : * You will design, implement, test, and maintain...collaboration and teamwork across Agile Development Teams\. * An active TS clearance is required for consideration\.… more
    Lockheed Martin (01/11/26)
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  • RF Engineer Staff - Software Defined Radio

    Lockheed Martin (Littleton, CO)
    …design through final delivery of a product\. **Selected candidate must have an active TS /SCI security clearance for consideration\.** **This is an MID\-SENIOR ... team is seeking a highly skilled and motivated RF Engineer Stf to join our development team\. As member...* Experience with Microsoft software products including Visio * Active TS /SCI Clearance required for consideration\. **Desired… more
    Lockheed Martin (01/07/26)
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  • Facility Operations Center Engineer , ADC…

    Amazon (Denver, CO)
    …requires that the candidate selected must currently possess and maintain an active TS /SCI security clearance with polygraph. The position further requires ... that, after start, the selected candidate obtain and maintain an active TS /SCI security clearance with polygraph or commensurate clearance for each government… more
    Amazon (10/23/25)
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  • Engineer II - Information System Security

    BAE Systems (Broomfield, CO)
    …by the US Secretary of Education, US Department of Education. + A current, active Secret security clearance is required with ability to obtain and maintain ... **Job Description** This position is for a System Security Engineer (SSE) to provide security engineering support within BAE... (SSE) to provide security engineering support within BAE Systems , Inc. Space & Mission Systems Sector.… more
    BAE Systems (11/28/25)
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  • Model Based Systems Engineer

    SAIC (Broomfield, CO)
    …reviews, including SRRs, PDRs, and CDRs. **Qualifications** + Active TS /SCI clearance. + Bachelor's degree in Systems Engineering, Electrical Engineering, ... **Description** We are seeking a highly skilled Model-Based Systems Engineer (MBSE) to join our team. The ideal candidate will have a strong foundation in… more
    SAIC (12/17/25)
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  • Specialist, Info Security Systems

    L3Harris (Broomfield, CO)
    …lieu of a degree, minimum of 8 years of prior related experience. + Must have active Secret security clearance, TS /SCI preferred. + DoD 8140.03 IAT Level 3 ... domains in the interest of national security. Job Title: Specialist, Information Security Systems Engineer Job Code: 31060 Job Location: Boulder/North Denver, CO… more
    L3Harris (11/12/25)
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  • Senior Specialist, Cyber Infrastructure…

    L3Harris (Broomfield, CO)
    …in the interest of national security. Job Title: Senior Specialist, Cyber Infrastructure Systems Engineer Job Code: 32451 Job Location: Denver, CO Job Schedule: ... and ongoing security administration. + Integrate Linux and Windows systems within a unified IDM/ Active Directory Domain...minimum of 10 years of prior related experience. + TS /SCI Clearance + DoD 8570.01-M IAT Level 2 Required… more
    L3Harris (12/26/25)
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  • Java Software Engineer

    CACI International (Aurora, CO)
    …in a STEM field + 5+ years of relevant software development experience + Active TS /SCI clearance with Polygraph + Proficiency in AWS infrastructure services + ... Java Software Engineer Job Category: Engineering Time Type: Full time...your career in software development and automated testing! **An active TS /SCI clearance with Polygraph is required… more
    CACI International (01/01/26)
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  • Ground Systems Software Engineer

    KBR (Denver, CO)
    Title: Ground Systems Software Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... personnel regarding Segment architecture, specification, and verification and validation. Required: + Active /Current TS /SCI with Poly. + BS Degree required. + 9+… more
    KBR (12/16/25)
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  • Senior Systems Engineer , Level 3…

    Lockheed Martin (Littleton, CO)
    …courage to dream big, then we want to build a better tomorrow with you\. As a Systems Engineer , you will be part of the System Engineering team within the MOATS ... of evolutionary capability improvements\. Your responsibilities will include: * Providing Systems Engineering leadership and oversight to the maintenance of the end… more
    Lockheed Martin (11/14/25)
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