• Facility Operations Center Engineer , ADC…

    Amazon (Denver, CO)
    …of software , hardware, and network engineers, supply chain specialists, security experts, operations managers, and other vital roles. You'll collaborate with ... be a US Citizen and must currently possess and maintain an active TS/SCI security clearance with polygraph. The position further requires the candidate to opt into a… more
    Amazon (10/23/25)
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  • Facility Operations Center Engineer , ADC…

    Amazon (Denver, CO)
    …of software , hardware, and network engineers, supply chain specialists, security experts, operations managers, and other vital roles. You'll collaborate with ... help us deliver the highest standards for safety and security while providing seemingly infinite capacity at the lowest...platform on a 24x7x365 basis. We support Data Center Engineer Operations teams who are responsible for the operation… more
    Amazon (10/23/25)
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  • Senior Systems Engineer (MBSE) (Onsite)

    RTX Corporation (Aurora, CO)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** TS/SCI with CI Poly - Current At Raytheon, the foundation of… more
    RTX Corporation (10/07/25)
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  • Global Systems Engineer - Secret Clearance

    Lockheed Martin (Colorado Springs, CO)
    …Integration, Algorithm Development, User Interface Development, Automated Testing, Cyber Security , and enhancing critical missile defense technologies\. **The Work** ... This is a Systems Engineer and the successful candidate will perform use case...design, development, testing, integration, and fielding of hardware and software elements essential for the effective operation of the… more
    Lockheed Martin (09/26/25)
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  • Senior Network Engineer (Secret Clearance)

    Lockheed Martin (Colorado Springs, CO)
    …algorithm development, user interface development, automated testing, cyber security , enterprise/infrastructure services, and enhancing leading\-edge missile defense ... supports the design, development, test, integration and fielding of hardware and software elements that enable the Missile Defense System \(MDS\) to function… more
    Lockheed Martin (09/04/25)
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  • Electrical Systems Integration Engineer V,…

    Lockheed Martin (Littleton, CO)
    **Description:** Please join us as a **Electrical Systems Integration Engineer ** , where you will lead the development on a major program\. This position will be ... integration\. * Validation of requirements or system decomposition across hardware/ software boundaries \- inter\-box implementation\. * An active DoD Secret… more
    Lockheed Martin (09/30/25)
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  • Systems Integration Engineer Stf - TS…

    Lockheed Martin (Colorado Springs, CO)
    …Integration, Algorithm Development, User Interface Development, Automated Testing, Cyber Security , and enhancing critical missile defense technologies\. **The Work** ... suites in our development and test environments \- Assisting software development personnel with the investigation and resolution of...hosts Please Note: \-This position requires a DoD government security clearance at the Top Secret level prior to… more
    Lockheed Martin (11/05/25)
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  • Staff / Sr Staff DevSecOps Engineer

    SciTec (Boulder, CO)
    …data processing technologies and scientific instrumentation capabilities in support of National Security and Defense, and we are growing our creative team! We ... citizenship is a requirement to obtain and keep a security clearance. Applicants that do not meet these requirements...Integrate CI pipelines with development tools for artifact management, software test, software quality assessment, etc. +… more
    SciTec (10/21/25)
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  • Engineer Senior RF Communication Subsystem…

    BAE Systems (Boulder, CO)
    …Support identification, procurement, development, test, and integration of hardware, software , and support equipment. + Manage an incremental assembly, integration, ... Attention to detail that leads to complete, high-quality engineering products. \#LI-AP1 A security clearance or access with Polygraph is not required to be eligible… more
    BAE Systems (11/18/25)
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  • Lead Customer Success Engineer

    UKG (Denver, CO)
    …UKG, your work matters-and so do you. **About the Team** The Customer Success Engineer team at UKG is a newly established function designed to elevate the technical ... outcomes and long-term value. **About the Role** As a Lead Customer Success Engineer , you will serve as a trusted technical advisor to UKG customers, partnering… more
    UKG (11/15/25)
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