• Principal Linux System Administrator

    RTX Corporation (Aurora, CO)
    …date.​ US citizenship is required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** TS /SCI with Polygraph **Principal Linux ... experience. + Must have active and transferable US government issued TS /SCI with poly security clearance is required prior to start date. US citizenship is… more
    RTX Corporation (07/19/25)
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  • System Integration Engineer

    ISYS Technologies (Schriever AFB, CO)
    …knowledge of system design and overall integration into an operational environment. Top Secret DoD Clearance desired Essential Requirements: US Citizenship is ... Minimum Clearance Required Secret Responsibilities I2X Technologies is a reputable technology...Government. Whether the focus is on space exploration, national security , cyber security , or cutting-edge engineering applications,… more
    ISYS Technologies (08/13/25)
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  • Associate Director, Proposal Management

    RTX Corporation (Aurora, CO)
    …is required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** DoD Clearance: Top Secret At Raytheon, the foundation of ... US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship… more
    RTX Corporation (08/13/25)
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  • Software Test Engineer - Developer (Experienced…

    The Boeing Company (Colorado Springs, CO)
    …which the US Government requires US Citizenship. An interim and/or final US Top Secret Clearance Post-Start is required. **Visa Sponsorship** Employer will not ... will focus on supporting the Boeing Defense, Space & Security (BDS) business organization. The Software Test Engineer will...Rewards package that will attract, engage and retain the top talent. Elements of the Total Rewards package include… more
    The Boeing Company (08/02/25)
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  • Front-End Software Engineer-Developer (Experienced…

    The Boeing Company (Colorado Springs, CO)
    …which the US Government requires US Citizenship. An interim and/or final US Top Secret Clearance Post-Start is required. **Visa Sponsorship** Employer will not ... This position will focus on supporting the Boeing Defense, Space & Security (BDS) business organization. The **Front-End** **Software Engineer** will perform as part… more
    The Boeing Company (08/02/25)
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  • Software Development Engineer

    Kratos Defense & Security Solutions, Inc. (Colorado Springs, CO)
    …technical documents and briefings + Must be able to obtain and maintain a Top - Secret security clearance Preferred Skills and Experience + Experience with ... Job Descriptions: Ready for What's Next? Kratos Defense & Security Solutions develops and fields transformative, affordable technology, platforms, and systems for… more
    Kratos Defense & Security Solutions, Inc. (07/25/25)
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  • Mechanical Test Engineer

    Lockheed Martin (Englewood, CO)
    …solution * US Citizenship with the ability to obtain and maintain a Secret security clearance **Desired Skills:** *Experience Guiding the successful completion ... clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should Know** **Expression of… more
    Lockheed Martin (07/12/25)
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  • Site Lead/SATCOM Systems Maintainer/Integrator

    KBR (Colorado Springs, CO)
    …OR a master's degree with 6 years' experience. . Possess and maintain an active Top Secret , Sensitive Compartmented Information security clearance . Active ... Experience with system and/or subsystem integration . Network Plus Certification, Security Plus Certification and/or Windows & Linux experience Salary Range:… more
    KBR (06/17/25)
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  • Principal/Sr. Principal Network Engineer

    Northrop Grumman (Aurora, CO)
    …experience for Level 4 Senior Principal Network Engineer placement + Active/current Top Secret /SCI clearance with adjudicated Polygraph at time of application ... classified program called Broadside that is supporting a set of critical national security missions and customers. The Northrop Grumman (NG) program team of ~ 30… more
    Northrop Grumman (06/10/25)
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  • Software Engineer Staff

    Lockheed Martin (Littleton, CO)
    …and improve their effectiveness and increase their value delivery\. * Active TS /SCI security clearance with CI Polygraph \#LMSpaceSoftwareEng ** Security ... Space is a critical domain, connecting our technologies, our security and our humanity\. While others view space as...while building solid relationships across Agile Development Teams\. * TS /SCI w/ poly **Desired Skills:** Desired skills : *… more
    Lockheed Martin (08/02/25)
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