• Senior Software Engineer (Onsite)

    RTX Corporation (Aurora, CO)
    …as only US citizens are eligible for a security clearance **Security Clearance:** TS / SCI without Polygraph At Raytheon, the foundation of everything we do ... a safer, more secure world. As a Senior Software Engineer , you have the opportunity to directly impact the...ability to obtain and maintain a US government issued TS / SCI security clearance is required. US citizenship… more
    RTX Corporation (09/13/25)
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  • HW/SW Systems Engineer

    Lockheed Martin (Littleton, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... Engineering \(e\.g\., Electrical, Mechanical, Propulsion, RF, Software, etc\.\) * Eligible for TS / SCI security clearance **Desired Skills:** * Ability to absorb… more
    Lockheed Martin (09/12/25)
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  • Embedded Software Engineer

    Insight Global (Broomfield, CO)
    …Electrical Engineering or related discipline Ability to obtain a DoD Security Clearance ( TS / SCI ) 3-15 years of related experience or an equivalent combination of ... a Space & intelligence company. As an embedded software engineer , you will be playing a critical role in...inspection to component delivery and sign-off Ability to obtain TS / SCI clearance Ability to travel up to… more
    Insight Global (09/09/25)
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  • Principal Engineer Software

    Northrop Grumman (Aurora, CO)
    …clearanceat time of application + Must be willing to obtain and maintain a DoD TS / SCI security clearance after starting work and must be willing and able to ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At...+ Strong software engineering fundamentals **Preferred Qualifications:** + Active TS / SCI or TS with … more
    Northrop Grumman (08/31/25)
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  • Network Engineer (Levels 2, 3)

    CACI International (Denver, CO)
    Network Engineer (Levels 2, 3) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: ... Services (TCS) program is actively hiring a team of TS / SCI cleared Network Engineers to support an...cybersecurity posture in support of national security. For additional information and a list of current openings, please visit… more
    CACI International (08/11/25)
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  • Software Engineer Staff

    Lockheed Martin (Littleton, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI w/Poly **Other Important Information You Should Know** ... you\. Space Protection Programs is seeking a skilled Software Engineer and Agile Leader who can guide a team...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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  • 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, ... start, the selected candidate obtain and maintain an active TS / SCI security clearance with polygraph or commensurate...platform on a 24x7x365 basis. We support Data Center Engineer Operations teams who are responsible for the operation… more
    Amazon (07/24/25)
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  • Satellite Systems Crew Chief

    Lockheed Martin (Boulder, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... work rotational shift work * Active or Current Final Top \- Secret security clearance, with ability to achieve...security clearance, with ability to achieve and maintain a TS / SCI clearance; US Citizenship required **Desired Skills:**… more
    Lockheed Martin (09/13/25)
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  • Sr. Principal Systems Engineer /Staff…

    Northrop Grumman (Colorado Springs, CO)
    …and working in cross-functional teams with a customer focus **Preferred Qualifications:** + Active Top Secret clearance at the time of application with SCI ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description**...Grumman Space Systems is seeking a **Sr. Principal Systems Engineer ** or **Staff Systems Engineer ** to join… more
    Northrop Grumman (09/24/25)
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  • Systems Architect IV

    Lockheed Martin (Littleton, CO)
    …will need to be a US Citizen, and able to possess and maintain a US DoD TOP SECRET / SCI and SAP clearances to support these government contracts, as well as ... and background check, in order to meet eligibility requirements for access to classified information **Desired Skills:** \- Active TS / SCI and SAP clearances… more
    Lockheed Martin (08/14/25)
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