• Principal Test Engineer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Principal Test Engineer in our **National Security Sector's (NSS) Cyber & Analytics Business ... us and make a difference in National Security!** **Job Summary:** As a Test Engineer on this program, you will have the opportunity to perform software development… more
    Leidos (10/31/25)
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  • Principal Network Engineer

    Leidos (Odenton, MD)
    **Description** Leidos is seeking a ** Principal ** **Network Engineer ** to join our Defense Enclave Services (DES) team at **Ft. Meade, MD.** This is an exciting ... your technical experience, and leadership to successfully execute Defense Information Systems Agency (DISA) migration to the Department of Defense's Fourth Estate… more
    Leidos (10/16/25)
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  • Principal Product Definition…

    Power Integrations (San Jose, CA)
    …our customers. In the process of specifying new integrated circuits, the Senior Systems Engineer will use advanced simulation techniques to develop algorithms ... The role of the Principal Product Definition Engineer is to...and approval of the IC design prior tape-out. + Active participation in design verification testing and characterization of… more
    Power Integrations (09/01/25)
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  • Sentinel - Principal Mechanical…

    Northrop Grumman (Oxnard, CA)
    …not only part of history, they're making history. Northrop Grumman is seeking a ** Principal Mechanical Engineer ** . This position will be located in on-site in ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...1 year with a PhD. + Must have an active US Government DoD Secret security clearance at time… more
    Northrop Grumman (10/16/25)
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  • Sr. Principal RF Module Design/Development…

    RTX Corporation (Andover, MA)
    …secure world. **Job Summary:** An exciting opportunity exists for a **_Sr. Principal RF Module Design/Development Engineer_** to join our Module Development Section ... support multiple programs and enhance the capabilities of next generation radar systems . The successful candidate will be responsible for leading the technical… more
    RTX Corporation (10/16/25)
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  • Principal Test Development Engineer

    RTX Corporation (Tewksbury, MA)
    …that create a safer, more secure world. Raytheon is currently seeking a ** Principal ** **Test Equipment Design Engineer ** to join the **Sensor Test Solutions** ... 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 (08/21/25)
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  • Sentinel Principal Engineer Software

    Northrop Grumman (Huntsville, AL)
    …to fit your life and launch your career today. Northrop Grumman Defense Systems is seeking ** Principal Engineer Software** **-** **15313** **.** ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...in lieu of a degree * Must have an active US Government DoD Secret security clearance at time… more
    Northrop Grumman (11/04/25)
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  • Sentinel Sr Principal Manufacturing…

    Northrop Grumman (Roy, UT)
    …launch your career today. Northrop Grumman Defense Systems is seeking **Sr Principal Manufacturing Engineer ** . This position will be located in **Roy, UT** ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...degree. * Must be a US Citizen with an active DoD Secret Security Clearance or higher awarded or… more
    Northrop Grumman (11/01/25)
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  • Sr Principal Engineer Software

    Northrop Grumman (Warner Robins, GA)
    …in the future. Northrop Grumman Defense Sector has a need for a Sr. Principal Software Engineer at its Integrated Mission Solutions (IMS) organization in Warner ... 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 (10/30/25)
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  • Senior Principal RF Range Engineer

    RTX Corporation (Tucson, AZ)
    …more secure world. The Effector RF Design Team at Raytheon is seeking a talented Senior Principal Engineer to join our team in Tucson, AZ. The candidate will be ... 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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