• Scorpius Systems Engineer

    Mission Support and Test Services (Mercury, NV)
    …The Enhanced Capabilities for Subcritical Experiments (ECSE) Directorate is seeking an experienced Systems Engineer (Senior or Principal level) to support ... MISSION is to help ensure the security of the United States and its allies by providing...other teams. Coordinates work with other project team members. Principal Engineer + Devises solutions to highly… more
    Mission Support and Test Services (12/02/25)
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  • Senior Principal Semiconductor…

    BAE Systems (Nashua, NH)
    …career with BAE Systems . BAE Systems is seeking a Senior Principal Semiconductor Engineer to join the Advanced Microwave Product Center (located in ... work will be conducted on location at a BAE Systems facility 100% of the time. Our employees work...available based on position level and/or job specifics. **Senior Principal Semiconductor Engineer ** **118513BR** EEO Career Site… more
    BAE Systems (11/15/25)
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  • Principal /Sr. Principal Mechanical…

    Northrop Grumman (Roy, UT)
    …they're making history. Northrop Grumman's Defense Systems sector is seeking a ** Principal Mechanical Engineer /Sr. Principal Mechanical Engineer ** to ... ​ _This requisition may be filled at either the_ Principal Mechanical Engineer _level (T03) or_ Sr....Familiarity with Systems Engineering and Model Based Systems Engineering (MBSE) processes + Professional Engineer more
    Northrop Grumman (12/18/25)
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  • Principal Engineer Software/Sr.…

    Northrop Grumman (Melbourne, FL)
    …**Northrop Grumman Aeronautics Systems Sector** is seeking a ** Principal ** ** Engineer Software** or **Sr. Principal Engineer Software** to support ... products within all phases of the software lifecycle. **Basic Qualifications:** + **( Principal Engineer Software)** bachelor's degree in a Science, Technology,… more
    Northrop Grumman (12/16/25)
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  • Cleared Senior/ Principal R&D Electrical…

    Sandia National Laboratories (Albuquerque, NM)
    …job classification. What Your Job Will Be Like: We are seeking an experienced electrical engineer or systems engineer to lead and participate in the ... development of advanced RF systems used in current and future national security applications....clearance. Qualifications We Desire: The ideal R&D S&E Electrical Engineer candidate for Sandia National Laboratories will in addition… more
    Sandia National Laboratories (01/15/26)
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  • Principal or Sr Principal Modeling…

    Northrop Grumman (San Diego, CA)
    …years of related professional/military experience in Systems Engineering + For Senior Principal Engineer (Level 4): Bachelor's of Science Degree in a STEM ... diverse assignments, collaborative/team settings across all levels. **Basic Qualifications:** + For Principal Engineer (Level 3): Bachelor's of Science Degree in… more
    Northrop Grumman (01/21/26)
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  • Principal Engineer Software

    Northrop Grumman (Jessup, MD)
    …develop radical new energy-efficient computing systems . MDA is seeking a ** Principal Software Engineer ** with demonstrated ability to lead development of new ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...supercomputing technologies. **What You'll Get To Do:** As a Principal Software Engineer , you will have an… more
    Northrop Grumman (12/05/25)
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  • Sentinel Principal / Sr Principal

    Northrop Grumman (Roy, UT)
    …and launch your career today. Northrop Grumman Defense Systems is seeking ** Principal /Sr Principal Software Engineer ** . This position will be located ... role may offer a competitive relocation assistance package. **Basic Qualifications:** * Principal software Engineer : 5 Years with Bachelor's in related field… more
    Northrop Grumman (10/30/25)
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  • Principal /Senior Principal Software…

    Northrop Grumman (Melbourne, FL)
    …history, they're making history. Northrop Grumman Aeronautics Systems is seeking a Principal Software Safety Engineer / Senior Principal Software Safety ... software safety analyses (Experience in AGILE development) **Basic Qualifications:** * ** Principal Software System Safety Engineer ** : Bachelor of science… more
    Northrop Grumman (01/07/26)
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  • Sr. Principal PWB Design Engineer

    Northrop Grumman (Rolling Meadows, IL)
    …Integrity Engineering. Northrop Grumman Mission Systems is seeking an experienced Principal Design Engineer to join its Design Layout Technology team. The ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,... Principal Design Engineer plans, lays out, draws… more
    Northrop Grumman (01/10/26)
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