• Senior Systems Engineer - IT

    Lockheed Martin (Littleton, CO)
    systems \. **WHO YOU ARE** Lockheed Martin is seeking a highly motivated Senior Systems Engineer \-IT to join our Radiant Mercury team\. This ... Cross\-Domain Solution \(CDS\) products\. This position is for a Systems Engineer /Installer on the Radiant Mercury product...interpersonal skills\. * Ability to obtain and maintain a Top Secret \( TS \) security clearance\.… more
    Lockheed Martin (11/12/25)
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  • Senior Systems Engineer

    Noetic Strategies Inc. (Colorado Springs, CO)
    Job Title: Senior Systems Engineer Location: Peterson...Must be a US Citizen + An active DoD TOP Secret clearance with SCI eligibility is required ... Salary Range: 120-140K SUMMARY: Noetic is currently seeking a Senior Systems Engineer (SATCOM) to...this work. Candidates are required to have an active TOP Secret clearance upon hire, and the… more
    Noetic Strategies Inc. (10/25/25)
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  • Senior Systems Engineer

    Leidos (Aurora, CO)
    …Advantage Solutions Business Area, is currently seeking a highly motivated and experienced Senior Systems Engineer for the Chinook Program. The selected ... candidate will lead systems engineering activities across the enterprise to help the...St. Louis, MO + Tucson, AZ **Clearance Level Required:** Top Secret with SCI eligibility and able… more
    Leidos (11/22/25)
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  • Senior Systems Engineer

    RTX Corporation (Aurora, CO)
    …problems that create a safer, more secure world. Raytheon Technologies is seeking a Senior Systems Engineer (MBSE) to provide enterprise-wide systems ... as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI with CI Poly - Current At Raytheon, the foundation of everything we… more
    RTX Corporation (10/07/25)
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  • Senior Systems Engineer

    CACI International (Colorado Springs, CO)
    Senior Systems Engineer -...Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up ... for the Tactical Integrated Ground Suite (TIGS) System of Systems (SoS). These services cover a range of support...data, historical trends, present root cause analysis, and discuss top Operations and Sustainment cost drivers + Work with… more
    CACI International (10/08/25)
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  • Senior Mission Systems

    RTX Corporation (Aurora, CO)
    …tough, meaningful problems that create a safer, more secure world. Raytheon is seeking a Senior Systems Engineer to support Mission Systems Engineering ... as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI with CI Poly - Current At Raytheon, the foundation of everything we… more
    RTX Corporation (11/07/25)
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  • Senior Principal Systems

    RTX Corporation (Aurora, CO)
    …premier satellite ground system capture effort? We have an exciting opportunity for a Senior Principal Systems Engineer to provide leadership and direction ... citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI - Current At Raytheon, the foundation of everything.... In this role, you will serve as a Senior Principal Systems Engineer responsible… more
    RTX Corporation (11/22/25)
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  • Senior OPIR Systems Engineer

    KBR (Denver, CO)
    Title: Senior OPIR Systems Engineer KBR is seeking a highly qualified OPIR Systems Engineer to provide Systems Engineer Technical Advisor ... (SETA) support for a USG Agency. As a Senior OPIR Systems Engineer , you...lead discussions across multiple groups Clearance Requirement: + Active Top Secret /SCI security clearance with a current… more
    KBR (09/12/25)
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  • Principal/ Senior Principal Systems

    Northrop Grumman (Aurora, CO)
    …of history, they're making history. **About the Team:** We are looking for a Principal or Senior Principal Systems Engineer to join our team at Buckley Space ... RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of...our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,… more
    Northrop Grumman (11/21/25)
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  • Senior Principal Engineer

    RTX Corporation (Aurora, CO)
    …create a safer, more secure world. Raytheon has an immediate opening for a temporary Senior Principal Systems Engineer . This role will support the program's ... eligible for a security clearance​ **Security Clearance:** DoD Clearance: TS /SCI At Raytheon, the foundation of everything we do...This is a mix of heterogeneous Satellite Ground Station Systems that are used as the interface between satellite… more
    RTX Corporation (11/15/25)
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