• Principal Systems Engineer - (Onsite)

    RTX Corporation (Colorado Springs, CO)
    …of a rapidly evolving global market. We are seeking a **Principal Systems Engineer ** to work onsite at Colorado Springs, CO or Huntsville, AL. **This position ... Interface definition, root cause analysis, application design, integration, and test . + Experience working on site and with teammates...46 countries around the world, we offer an extensive flight list of opportunities to explore the depth of… more
    RTX Corporation (09/11/25)
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  • Experienced Software Engineer

    Lockheed Martin (Littleton, CO)
    …software for both embedded and large\-scale system environments\. From spacecraft flight software to ground\-based command and control systems, your work will ... - **What does this role look like?** * Develop, test , and integrate software using C, C\+\+, Java, and...using C, C\+\+, Java, and C\# across embedded and system\- level applications\. * Implement real\-time operating systems \(RTOS\) solutions… more
    Lockheed Martin (09/06/25)
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  • Software Engineer

    Lockheed Martin (Littleton, CO)
    …products utilized in the development and/or refurbishment of ground support/ test equipment\. Perform software engineering lifecycle following the program Software ... Development Plan \(SDP\) to include requirements, analysis, unit test , integration and support to formal test ...Operating Systems \(RTOS\) is highly desirable\. * Knowledge of flight software or hardware\-in\-the\-loop simulation is a plus\. *… more
    Lockheed Martin (08/30/25)
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  • System Engineer

    Kratos Defense & Security Solutions, Inc. (Colorado Springs, CO)
    …for communication with satellites, spacecraft, missiles, and airborne platforms. From factory test to flight , from ground data networking to RF Links ... for assigned subsystem + Work closely with system developers, test , and on-site user support personnel to support system...demonstrating an ability to communicate comfortably at a system level + Attend and support highly technical engineering team… more
    Kratos Defense & Security Solutions, Inc. (09/27/25)
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  • Software Engineer , FBM Mk7, Early to Mid…

    Lockheed Martin (Littleton, CO)
    **Description:** Take your career to a new level and work at an extraordinary company in Littleton CO Space is a critical domain, connecting our technologies, our ... be joining the Fleet Ballistic Missile \(FBM\) Avionics organization committed to developing flight software for the missile system\. They will join a team of… more
    Lockheed Martin (07/31/25)
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  • Sr DevOps Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …Surveillance & Reconnaissance (C4ISR) capabilities encompass design, integration, test , certification, ground/ flight training and complete logistics ... using your skills and expertise to define, design, develop, test , certify and improve data pipelines and other key...pay based upon performance that is commensurate with the level of the position. SNC offers a generous benefit… more
    Sierra Nevada Company, LLC (08/08/25)
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  • Principal Software Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …Surveillance & Reconnaissance (C4ISR) capabilities encompass design, integration, test , certification, ground/ flight training and complete logistics ... using your skills and expertise to define, design, develop, test , certify and improve cutting-edge software products. These cover...pay based upon performance that is commensurate with the level of the position. SNC offers a generous benefit… more
    Sierra Nevada Company, LLC (08/08/25)
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  • Software Engineer Sr - GMD Weapons Systems…

    Lockheed Martin (Colorado Springs, CO)
    …to engage and intercept long range ballistic missile threats during midcourse flight \. The Ground Systems component of GMD provides the capability to process ... modules \(RPMs\) for testing/verification * Produce lab runs to test and evaluate new software capabilities as well as...* Active U\.S\. DoD security clearance at the Secret level * Fundamental understanding of the systems engineering process… more
    Lockheed Martin (08/29/25)
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  • Sr Project Engineer - Integrated Digital…

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …Surveillance & Reconnaissance (C4ISR) capabilities encompass design, integration, test , certification, ground/ flight training and complete logistics ... will represent the Software Engineering discipline at the program's management level meetings. You'll ensure that the software engineering design, documentation, and… more
    Sierra Nevada Company, LLC (07/29/25)
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  • Guidance, Navigation & Control Staff…

    Lockheed Martin (Highlands Ranch, CO)
    …\- Strong Experience in Spacecraft Controls Design, Analysis, Simulation and Test \- Experience with simulation and programming tools \(ex\. Matlab/Simulink, C\+\+, ... active TS/SCI clearance with CI Poly \- Experience with flight software development and autocode to C\+\+ \- Jitter...you must be a US Citizen for consideration\. **Clearance Level :** TS/SCI w/Poly **Other Important Information You Should Know**… more
    Lockheed Martin (09/19/25)
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