• Mechanical Test Engineer

    Lockheed Martin (Englewood, CO)
    …Missile\. If this describes you, come join our team as our next Propulsion/Ordnance/Controls Engineer \! As a component test engineer on the post\-boost ... Citizenship with the ability to obtain and maintain a Secret security clearance **Desired Skills:** *Experience Guiding...must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should… more
    Lockheed Martin (07/12/25)
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  • Electrical Integration Systems Engineer

    Lockheed Martin (Littleton, CO)
    … Secret Security Clearance; ability to obtain and maintain a Top Secret Security Clearance **Desired Skills:** 3\+ years with reentry/payload/missile ... with multi\-point customer/stakeholder programs engaging in cross\-collaborative environments * Active Top Secret Security Clearance ** Security … more
    Lockheed Martin (07/12/25)
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  • Systems Engineer Staff - Interfaces

    Lockheed Martin (Littleton, CO)
    …geographical locations to collaborate with and influence others * Active DoD Secret security clearance with ability to obtain a Top Secret \. **Desired ... \(FBM\) Program by joining the Systems Engineering Integration and Test \(SEIT\) team as a Systems Engineer ...to complete work without under consultive direction * Active Top Secret clearance ** Security Clearance… more
    Lockheed Martin (07/12/25)
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  • JAVA Software Engineer II (Onsite)

    RTX Corporation (Aurora, CO)
    … clearance is required prior to start date. An active and transferable US government issued Top Secret security clearance that can be crossed over to a ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** TS /SCI...warfighter needs. **What You Will Do** + Design, develop, test , deliver, and maintain software for satellite ground systems.… more
    RTX Corporation (07/19/25)
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  • Systems Engineer III - Nuclear…

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …and more (https://www.sncorp.com/careers/total-rewards/) . **IMPORTANT NOTICE:** This position requires current/active Top Secret US Security Clearance. US ... US Security Clearance is required with the ability to obtain a Top Secret clearance** **Qualifications We Prefer:** + Experience with requirements management… more
    Sierra Nevada Company, LLC (07/16/25)
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  • Senior Laser/Satellite Safety Engineer…

    Serco (Colorado Springs, CO)
    …community. **This position is contingent on your ability to maintain and transfer your Top Secret clearance with SCI access.** **_This position will be on-site 5 ... **Position Description** Serco is seeking a **Senior Laser/Satellite Safety** ** Engineer ** to join our team in **Colorado Springs, Colorado**...in this role, you will have:** + **An active Top Secret clearance with SCI access required**… more
    Serco (07/08/25)
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  • Nuclear Safety Integration Engineer

    Lockheed Martin (Englewood, CO)
    …interdependencies d\) Design reviews * US Citizenship with the ability to obtain a Top Secret security clearance **Desired Skills:** * Experience with ... Lockheed Martin \(LM\) is looking for a dedicated Systems Engineer to become a member of the Safety Integration...to build solid relationships with team members * Active Top Secret Security clearance **… more
    Lockheed Martin (07/16/25)
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  • Staff Systems Engineer (Sys Test )…

    Lockheed Martin (Colorado Springs, CO)
    …\- CompTia Security \+ Certification \- Ability to get and maintain Top Secret Clearance with SCI \- Familiar with reading, writing, and ... perform testing support at NG hardware in the loop test venues, Government hardware in the loop test...have a current active in\-scope U\.S\. Government DoD issued Secret security clearance at the time of… more
    Lockheed Martin (07/18/25)
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  • DevSecOps Engineer

    SMX (Boulder, CO)
    …Skills & Experience** + This position will require the ability to obtain a US government DoD Top Secret Security clearance. Interim or Active DoD Top ... DevSecOps Engineer (4388)at SMX(View all jobs) (https://www.smxtech.com/careers/) Boulder, CO...as Jira and Confluence. + Interim or Active DoD TOP SECRET security clearance or… more
    SMX (07/19/25)
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  • Mechanical Engineer Sr.

    Lockheed Martin (Littleton, CO)
    …Experience with modern collaboration tools, such as Jira and Confluence * Active Top Secret clearance ** Security Clearance Statement:** This position ... Space is a critical domain, connecting our technologies, our security and our humanity\. While others view space as...modeling, simulation, and analysis * Ability to obtain a Top Secret clearance; US citizenship is required… more
    Lockheed Martin (07/12/25)
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