• Principal Software Engineer -Windows…

    Zscaler (San Jose, CA)
    …speed and agility with a cloud-first strategy. We're looking for an experienced Principal Software Engineer to join our Segmentation team. Reporting to the ... customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Named a Best Workplace in Technology by Fortune… more
    Zscaler (06/21/25)
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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 **Roy, UT** ... + Create and implement deployable mechanical mechanisms that are verified through test /analysis + Develop CAD models visualizing various design solutions + Deliver… more
    Northrop Grumman (08/09/25)
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  • Principal Modeling Analysis & Simulation…

    RTX Corporation (El Segundo, CA)
    …all mission areas at Raytheon. Our department is currently hiring for a ** Principal Modeling Analysis & Simulation Operations Engineer ** to develop, analyze, and ... concepts (eg, Manned-Unmanned Teaming) in complex operational scenarios, develop requirements, test systems, and train operators. + Work closely with internal and… more
    RTX Corporation (08/08/25)
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  • Principal Systems Engineer (Onsite)

    RTX Corporation (Goleta, CA)
    …Raytheon's Advanced Airborne Radio Frequency department has an immediate opening for a Principal Systems Engineer who is committed and passionate about creating ... other engineering teams. + Closed loop testing at government test events supporting EW performance validation. + Active and...pay structure and benefits will apply. RTX anticipates the application window closing approximately 40 days from the date… more
    RTX Corporation (07/24/25)
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  • Principal Engineer of Connectivity…

    General Motors (Sunnyvale, CA)
    …be a part of our mission! GM is seeking a passionate and experienced ** Principal Engineer of Connectivity Hardware** to lead the development of in-vehicle ... the broader vehicle architecture. + Testing and Validation: Develop and execute test plans to validate hardware performance and reliability. Ensure compliance with… more
    General Motors (07/18/25)
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  • Sentinel - Principal Systems…

    Northrop Grumman (Manhattan Beach, CA)
    …not only part of history, they're making history. Northrop Grumman is seeking a ** Principal Systems Engineer ** . This position will be located in **Roy, Utah** ... development in Cameo in addition to coordination with design, test , and other teams + The selected candidate will...with an **active DoD Secret Clearance,** at time of application , current and within scope, with an investigation date… more
    Northrop Grumman (07/12/25)
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  • Sr Principal Environmental Health…

    Northrop Grumman (Sunnyvale, CA)
    …work of your career. Northrop Grumman Mission Systems is seeking a **Sr. Principal Environmental Health and Safety Engineer ** for the **Sunnyvale, California** ... cross-functional teams to develop robust safety measures for various test plans, which may require subject matter expertise in...time off (PTO) for vacation and/or personal business. The application period for the job is estimated to be… more
    Northrop Grumman (07/26/25)
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  • Senior Principal Engineer Software…

    Northrop Grumman (San Diego, CA)
    …history. Northrop Grumman Aerospace Systems has an opening for an experienced **Senior Principal Software Engineer - Tenant Solutions Architect** to join our ... be able to work closely with systems engineers, system test engineers and software engineers across multiple Tech Areas/IPTs...time off (PTO) for vacation and/or personal business. The application period for the job is estimated to be… more
    Northrop Grumman (07/25/25)
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  • Deployable Senior Principal Network…

    Northrop Grumman (Beale AFB, CA)
    …Northrop Grumman Aeronautics Systems has an opening for a **Deployable Senior Principal Network Communications (Level 4)** engineer to join our team ... **Preferred Qualifications:** + Experience with: + Requirements Capture + Test and Implementation + Integrated Maintenance Data System +...time off (PTO) for vacation and/or personal business. The application period for the job is estimated to be… more
    Northrop Grumman (07/12/25)
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  • Principal Engineer Software (Cortex…

    Palo Alto Networks (Santa Clara, CA)
    …where we all win with precision. **Your Career** We are looking for a Principal Backend Engineer to join our Cortex backend engineering group. The group ... development of features and components across their entire life cycle (design, develop, test , deploy, maintain) + Work closely with peers across different teams and… more
    Palo Alto Networks (07/10/25)
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