• Principal Systems Engineer - RDC…

    RTX Corporation (Schriever AFB, CO)
    …or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, ... as only US citizens are eligible for a security clearance ​ **Security Clearance :** Secret - Current At...be part of a larger Raytheon team within the Systems Engineering Directorate, which provides, develops, and maintains high… more
    RTX Corporation (10/29/25)
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  • Innovations Lead Systems Engineer

    Lockheed Martin (Colorado Springs, CO)
    …Mission Systems ' C4ISR** team is looking for a proven and experienced ** Systems Engineer ** to support a one‑of‑a‑kind Cross Business Area campaign that ... explorations, and technology‑selection road‑maps\. The role partners with the Lead Systems Engineer , AWS Infrastructure Architect, AI/ML Engineers, the Advisory… more
    Lockheed Martin (11/06/25)
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  • CCSS Principal Systems Engineer

    RTX Corporation (Springfield, VA)
    …secure world. Raytheon Field Engineering is anticipating an opportunity for a Principal Systems Engineer . This role is suited for a motivated individual with ... or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required,… more
    RTX Corporation (11/13/25)
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  • Cyber Systems Engineer , Sr.…

    Lockheed Martin (Moorestown, NJ)
    …more secure world\. **The Work** We are seeking a highly skilled and experienced Cyber Systems Engineer \. In this role, you will support a program within the ... **What We're Doing** At Lockheed Martin Rotary and Mission Systems , we are pushing the boundaries of innovation in...the ability to obtain and maintain a DoD government clearance at the Secret level\. This position requires a… more
    Lockheed Martin (10/31/25)
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  • Systems Engineer , System…

    Lockheed Martin (Fort Worth, TX)
    …in developing and executing technical plans\. **Desired Skills:** * Possess F\-22 clearance * Systems Engineering development and integration experience\. * ... **Description:** You will be the System Integration & Test Engineer for the Architecture, Design, Integration & Test \(ADIT\) - F 22 System Integration & Test… more
    Lockheed Martin (11/05/25)
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  • Systems Integration & Test Engineer

    Lockheed Martin (Orlando, FL)
    …You will be the System Integration, Test, and Evaluation \(IT&E\) Engineer to support a program's system integration and system qualification initiatives ... products\. **What You Will Be Doing** As the IT&E Engineer , you will be responsible for working in the...will thrive in this role, working on complex test systems and collaborating with cross\-functional teams\. This position offers… more
    Lockheed Martin (11/09/25)
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  • Principal Systems Engineer

    Sierra Nevada Company, LLC (Plano, TX)
    …more about NC3 and SAOC here (https://www.sncorp.com/capabilities/nc3- systems /) . Are you a Systems Engineer who is interested in working on one of the ... airborne command-and-control fleet. We need you! As a Principal Systems Engineer with a software background, you...to obtain and maintain a Top Secret US Security Clearance is required **Qualifications We Prefer:** + Working knowledge… more
    Sierra Nevada Company, LLC (11/26/25)
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  • Senior Principal Systems Engineer

    RTX Corporation (Andover, MA)
    …safer, more secure world. Raytheon is seeking a talented and motivated **Senior Principal Systems Engineer ** to join our team within the Systems Engineering ... Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship...seamlessly. **What You Will Do:** In this Senior Principal Systems Engineer role, you will support the… more
    RTX Corporation (11/19/25)
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  • Sr Systems Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    … that protect and sustain our way of living. Join our team! As a Senior Systems Engineer within our Mission Systems Integration directorate, you'll play a ... critical role in advancing our ground-based air defense systems and CUAS technologies. You will use your skills...simulation, and test using progressive tools. As a cross-functional engineer , you will take system-level ownership of new products… more
    Sierra Nevada Company, LLC (11/18/25)
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  • Sr Systems Software Engineer

    Sierra Nevada Company, LLC (Plano, TX)
    …more about NC3 and SAOC here (https://www.sncorp.com/capabilities/nc3- systems /) . Are you a Systems Engineer interested in working on one of the largest and ... fleet. We need you! We are seeking a highly skilled and experienced Senior Systems Software Engineer to join our engineering team. In this role, you… more
    Sierra Nevada Company, LLC (11/18/25)
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