• Principal Electrical Engineer

    Mercury Systems (Hudson, NH)
    …Number 25-471 Job Description Job Summary: Mercury Systems seeks a talented principal electrical engineer to deliver cutting-edge solutions for mission-critical ... with defense-grade security . In this role, you'll innovate with advanced embedded technology to solve complex systems as part of a collaborative hardware… more
    Mercury Systems (10/03/25)
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  • CEMA Principal Software Engineer

    BAE Systems (Hudson, NH)
    …Why Join Us At BAE Systems, you ll make an impact that matters. As a Principal Software Engineer , you ll have the opportunity to: + Take ownership of critical ... may be available based on position level and/or job specifics. **CEMA Principal Software Engineer ** **116472BR** EEO Career Site Equal Opportunity Employer.… more
    BAE Systems (09/24/25)
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  • Sr Principal Engineer Software

    Northrop Grumman (Chantilly, VA)
    …interested in defining possible? **Northrop Grumman Mission Systems** is seeking a **Sr Principal Software Engineer ** to join our team! This position will ... Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and software-secure technology to… more
    Northrop Grumman (10/07/25)
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  • Principal Systems Cyber Engineer

    RTX Corporation (Fullerton, CA)
    …problems that create a safer, more secure world. Raytheon is seeking a well-qualified ** Principal System Security Engineer (P4)** to join our Systems ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (10/14/25)
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  • Senior Principal Systems Engineer

    RTX Corporation (Tewksbury, MA)
    …problems that create a safer, more secure world. Raytheon is seeking a **Senior** ** Principal ** **Systems Security Engineer -P5** to join our elite Systems ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (10/01/25)
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  • Principal Cybersecurity Engineer

    Leonardo DRS, Inc. (Bridgeton, MO)
    …St. Louis area. **Job Summary** Leonardo DRS is seeking a full time Principal Cybersecurity Engineer for our Bridgeton, MO facility. The selected candidate ... will be focusing on the security assessment and risk management of IT systems embedded within tactical vehicles. This senior technical role will be critical in… more
    Leonardo DRS, Inc. (08/23/25)
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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** ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (08/21/25)
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  • Principal Electrical Engineer

    V2X (Indianapolis, IN)
    **Description** **Job Description:** V2X seeks a Principal Electrical Engineer to support a critical product sustainment program. The Engineer would perform ... functional test efforts to quality new item use, and support the Chief Engineer and program leads on all technical sustainment initiatives. The product in question… more
    V2X (07/30/25)
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  • Sr Principal Engineer Software (AIRS…

    Palo Alto Networks (Seattle, WA)
    …from development through runtime. We are looking for a highly skilled and experienced Senior Principal Engineer to join the Prisma AIRS to play a crucial part in ... AIRS, Palo Alto Networks is building the world's most comprehensive AI security platform. Organizations are increasingly building complex ecosystems of AI models,… more
    Palo Alto Networks (09/25/25)
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  • Principal Firmware Engineer (Onsite)

    RTX Corporation (Largo, FL)
    …and various international customers, keeping the world safe from foreign threats. As a ** Principal Firmware Engineer ,** you will be a member of an Integrated ... Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are… more
    RTX Corporation (09/18/25)
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