• Principal Engineer AI

    PennyMac (Westlake Village, CA)
    …achieve aspirations of homeownership through the complete mortgage journey. Job Overview As the Principal Applied AI Engineer , you will be the lead architect of ... the "cognitive" layer ofthe AI platform. While the Backend Principal builds the deterministic infrastructure, you willengineer the probabilistic systems that… more
    PennyMac (01/06/26)
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  • Principal R&D Engineer (Balloon…

    J&J Family of Companies (Santa Clara, CA)
    …5303 Betsy Ross Drive **Job Description:** Johnson & Johnson is hiring for a ** Principal R&D Engineer (Balloon Technology) - Shockwave Medical** to join our team ... for the treatment of calcified plaque. **Position Overview** The Principal R&D Engineer (Balloon Technology) will use...and develop proof of concept designs, disease models and test methods of testing these concepts in a simulated… more
    J&J Family of Companies (12/01/25)
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  • Principal R&D Engineer (Sustaining)…

    J&J Family of Companies (Santa Clara, CA)
    …United States of America **Job Description:** Johnson & Johnson is hiring for a ** Principal R&D Engineer (Sustaining) - Shockwave** to join our team located in ... for the treatment of calcified plaque. **Position Overview** The Principal R&D Engineer will use technical and...+ Prototype and develop proof of concept designs and test methods based on the defined user needs and… more
    J&J Family of Companies (11/22/25)
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  • Principal Electronics Engineer

    Northrop Grumman (San Diego, CA)
    …they're making history. Northrop Grumman Aeronautics Systems is looking to add a ** Principal Electronics Engineer - Radar Engineer ** to our team in **San ... position is part of a team responsible for the system integration, test development, and execution of...Sensor performance meets specified levels + Proactively maintain overall system performance of deployed systems + Perform… more
    Northrop Grumman (11/26/25)
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  • Survivability Engineer / Principal

    Northrop Grumman (Palmdale, CA)
    …requirements, testing methods, equipment / measurement selection, test setup, and pre/post test reporting. + Analyzing system and component test results, ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...experience, or 0 years with a Master's degree. + ** Principal Survivability Engineer (Level 3) -** Bachelor's… more
    Northrop Grumman (10/29/25)
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  • Lender - Principal Software Engineer

    CoStar Realty Information, Inc. (San Diego, CA)
    Lender - Principal Software Engineer (React/C#/AWS) Job Description **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and ... Lenders product development team is looking for an experienced ** Principal Software Engineer ** to own the architecture...to own the architecture and design of our software systems , from full stack web products to high-volume, secure… more
    CoStar Realty Information, Inc. (12/09/25)
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  • Senior Principal Engineer NDT

    Northrop Grumman (Sunnyvale, CA)
    …and its global allies. Northrop Grumman Mission Systems is seeking a **Senior Principal NDT Engineer ** to join our team in **Sunnyvale, CA** . Our employees ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...travel may be required. **Basic Qualifications for the Sr. Principal NDT Engineer :** + A bachelor's degree… more
    Northrop Grumman (12/05/25)
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  • Senior/ Principal Software Engineer

    Genentech (South San Francisco, CA)
    …and 4+ years of professional experience in full-stack software development (Senior Software Engineer ); 7+ years ( Principal Software Engineer ). + Strong ... position based on the primary location of California $142,500-264,700 (Senior Software Engineer ) and $162,600-302,000 ( Principal Software Engineer ). Actual… more
    Genentech (12/06/25)
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  • Software Engineer (Apps), Principal

    AeroVironment (Moorpark, CA)
    **Worker Type** Regular **Job Description** **Summary** As a ** Principal Software Engineer (Applications)** leads and mentors a talented group of engineers in a ... Implements coding according to coding standard. Writes a unique test , and validate software according to the process. Contributes...systems . Founded in 1971 by celebrated physicist and engineer , Dr. Paul MacCready, we've been at the leading… more
    AeroVironment (11/08/25)
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  • Principal /Senior Principal Machine…

    Genentech (South San Francisco, CA)
    …field and 6+ years of professional experience in machine learning engineering roles ( Principal Machine Learning Engineer ); 12+ years (Senior Principal ... the scientific needs. **The Opportunity:** As a machine learning engineer in AI Enablement, you will be working closely...You'll build, own, and constantly improve scalable AI/ML based systems that unlock the potential of our diverse scientific… more
    Genentech (12/06/25)
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