• Principal Systems Engineer

    Sierra Nevada Company, LLC (Plano, TX)
    Are you a Systems Engineer who is interested in working on one of the largest and most complex airborne systems ever built? Sierra Nevada Corporation is ... expanding in the Plano, TX area and building our Systems Engineering capability from the ground up as part...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 (10/29/25)
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  • Principal Systems Engineer

    SAIC (El Segundo, CA)
    …ability to obtain a Top Secret clearance. + BS degree with min 9 years of Systems Engineer experience; would preferred 15 years of experience. + MS in technical ... integration strategies and processes to successfully integrate satellite communication systems , segments (Ground, Space, Crypto, Terminals), subsystems, elements, and… more
    SAIC (08/07/25)
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  • Principal Reliability Engineer

    RTX Corporation (Tucson, AZ)
    …engineering disciplines: Reliability, System Safety and Supportability. The Senior Principal Reliability Engineer will develop and implement Reliability ... This includes developing reliability requirements, analyses, and test methodology. The Senior Principal Reliability Engineer will be expected to have deep… more
    RTX Corporation (10/24/25)
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  • Principal OR Sr. Principal

    Northrop Grumman (San Diego, CA)
    …history, they're making history. **Northrop Grumman Aeronautics Systems ** is seeking a ** Principal or Sr. Principal Engineer - Guidance Navigation and ... model verification and validation. **Basic Qualifications:** + Basic qualifications for a Principal Engineer Guidance Navigation Control include a Bachelor's in… more
    Northrop Grumman (10/31/25)
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  • Senior Principal Test Systems

    RTX Corporation (Tucson, AZ)
    …opportunity for a full-time position of **Senior** **P** **rincipal** **Test Systems ** **Execution Lead Engineer ** located **onsite** **in Tucson, Arizona** ... system designers to understand requirements, design solutions, integrate, and deploy the systems to help support test and tactical software development, testing, and… more
    RTX Corporation (09/18/25)
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  • Principal Test Systems Technical…

    RTX Corporation (Tucson, AZ)
    …have an exciting opportunity for a full-time position of **P** **rincipal** **Test Systems ** **Technical Lead Engineer ** located **onsite in Tucson, Arizona** . ... system designers to understand requirements, design solutions, integrate, and deploy the systems to help support test and tactical software development, testing, and… more
    RTX Corporation (09/18/25)
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  • Principal /Sr Principal

    Northrop Grumman (Huntsville, AL)
    …Missile Defense Systems presents an excellent opportunity for a Principal or Sr Principal Engineer Systems - PKI Engineer (25-418) to join our ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (09/13/25)
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  • Principal Systems Engineer

    RTX Corporation (Schriever AFB, CO)
    …+ Experience with radar systems and a background in the Missile Defense Systems or a related field + Active and transferable US government issued Secret ... Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior… more
    RTX Corporation (10/29/25)
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  • Senior Principal Software Engineer

    Mastercard (O'Fallon, MO)
    …and governments realize their greatest potential._ **Title and Summary** Senior Principal Software Engineer Overview: Ethoca, a Mastercard company, seeking ... a Senior Principal Software Engineer to provide technical leadership,...and hands-on expertise in building scalable, secure, and high-performing systems . As a senior technical leader, you will partner… more
    Mastercard (10/09/25)
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  • Systems Engineer or Principal

    Northrop Grumman (Palmdale, CA)
    …Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations ... 3 based on requirements listed below.** Northrop Grumman Aeronautics Systems (NGAS) Systems Engineering team has a...infrastructure, or subsystem design activities * Must have an active in-scope DoD Secret clearance for consideration * Must… more
    Northrop Grumman (10/23/25)
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