• Principal Software Engineer

    RTX Corporation (Aurora, CO)
    …Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior ... as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI with Poly - Current At Raytheon, the foundation of everything we do… more
    RTX Corporation (07/11/25)
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  • Chief Software Product Owner Level 4

    Northrop Grumman (Aurora, CO)
    …with CE and Mission Engineering **Basic Qualifications:** + **Must have an** ** active ** **U.S. Government DoD Top Secret /Sensitive Compartmented Information ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the...our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,… more
    Northrop Grumman (08/21/25)
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  • Software Development Engineer , Public…

    Amazon (Denver, CO)
    …candidate selected be a US citizen. There's also potential to obtain and maintain an active TS /SCI security clearance with polygraph. Do you want to help lead ... changes in the industry. * Create solutions to run predictions on distributed systems with exposure to innovative technologies at incredible scale and speed. * Build… more
    Amazon (08/27/25)
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  • Systems Engineering Manager

    Lockheed Martin (Littleton, CO)
    …Manager** to lead a team spanning a multi\-segment program\. * Team with the Chief Systems Engineer , Chief Engineer , CAM and Segment leads to manage program ... and tasking * Provide guidance on implementation of the Systems Engineering lifecycle processes and reviews, from requirements development...in Space Vehicle or Space based payload disciplines * Active or Current TS /SCI with Poly required… more
    Lockheed Martin (09/24/25)
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  • Ground Systems Architect

    Actalent (Englewood, CO)
    …design experience + Minimum 5 years leading technical teams + Active TS /SCI clearance + Full lifecycle experience in systems engineering, architecture, and ... Location: Englewood, Colorado Workstyle: Onsite Employment Type: Full-Time Clearance Required: Active TS /SCI Citizenship Requirement: US Citizenship Overview A… more
    Actalent (09/24/25)
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  • Launch Vehicle Integration Systems…

    General Atomics (Englewood, CO)
    …be able to work on a self-initiated basis and in a team environment. + Must have active TS clearance and be able to obtain and maintain TS /SCI security ... launch vehicle systems . DUTIES AND RESPONSIBILITIES: + Space Vehicle Launch Systems Integration engineer responsible for: + Lead/participate in LSI working… more
    General Atomics (09/11/25)
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  • Principal Change Management Lead - Systems…

    RTX Corporation (Aurora, CO)
    …a safer, more secure world. We have an exciting opportunity for a Principal Systems Engineer , Change Management Lead supporting one of the premier programs ... within the Air & Space Defense Systems (ASDS) business unit. In this role, your experience...+ Experience with large-scale Agile Software development process + Active and transferable TS /SCI US government issued… more
    RTX Corporation (08/29/25)
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  • Nissc III Pursuit

    SAIC (Colorado Springs, CO)
    …threats are among us, the nation needs to know. Immediately. **Qualifications** **Qualifications:** + Active Secret up through Top Secret /SCI clearance + ... Logistics Engineering + Software Engineer + Systems Administrator + Systems Architect + Systems Engineer + Systems Integration Engineer +… more
    SAIC (08/07/25)
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  • Systems Engineers - All Levels

    DCCA (Littleton, CO)
    …website at: www.dcca.com Systems Engineers - All Levels Candidates MUST have an active TS /SCI Clearance For over 40 years, DCCA has provided a broad range ... Systems Engineers - All Levels Location Littleton, CO...or bachelors with 14+ years experience or equivalent . Engineer Consultant (CT11) : Senior consultant to top… more
    DCCA (08/22/25)
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  • Sr Military Operations Analyst (Contingent Upon…

    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 with SCI eligibility ... our way of living. Join our team! As a Systems Engineer , you will be using your...Citizenship status is required as this position needs an active US Security Clearance for employment. Non-U.S. Citizens may… more
    Sierra Nevada Company, LLC (09/26/25)
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