• Senior Principal Mechanical

    Genentech (South San Francisco, CA)
    **The Position** As a Senior Principal Mechanical Engineer at Genentech, you'll have the unique opportunity to lead the charge in designing and upgrading ... direction of the Director of Design Engineering, the Design Engineering Senior Principal Mechanical Engineer provides technical leadership and accountability… more
    Genentech (10/14/25)
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  • Senior Principal Mechanical

    J&J Family of Companies (Irvine, CA)
    …Our J&J MedTech Electrophysiology Engineering team is currently recruiting for a **Sr. Principal Mechanical Engineer ** . The position is located in ... journey to wellness. Learn more at https://www.jnj.com/medtech **Job Summary:** The Senior Principal Engineer role is pivotal in establishing the **Haifa Tech… more
    J&J Family of Companies (11/21/25)
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  • Principal Mechanical Engineer

    J&J Family of Companies (Irvine, CA)
    …Description:** Our J&J MedTech Electrophysiology Engineering team is currently recruiting for a ** Principal Mechanical Engineer ** . The position is located ... their journey to wellness. Learn more at https://www.jnj.com/medtech **Job Summary:** The Principal Engineer plays a critical role in advancing catheter… more
    J&J Family of Companies (11/21/25)
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  • Principal Mechanical Engineer

    Roche (Santa Clara, CA)
    …and advancing technologies to significantly enhance DNA sequencing workflows. We are seeking a Principal Mechanical Engineer to lead the mechanical ... ensure the ultimate performance, reliability, and longevity of our systems.** **The Principal Mechanical Engineer will play a vital role in driving… more
    Roche (11/21/25)
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  • Principal Mechanical Engineer

    Curtiss-Wright Corporation (Santa Clarita, CA)
    Principal Mechanical Engineer - Onsite Position As our **_Principal Mechanical Engineer_** you will design and analyze complex VPX based electro- ... mechanical systems for thermal design, structural design, and packaging...for direct support to personnel in the preparation of mechanical models, drawings, thermal, and structural reports. You will… more
    Curtiss-Wright Corporation (10/08/25)
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  • Principal Mechanical Engineer

    RTX Corporation (Goleta, CA)
    …meaningful problems that create a safer, more secure world. Raytheon is seeking a Principal Mechanical Engineer to lead new product development within the ... the supporting programs. **What You Will Do** + The Principal Engineer is a key technical contributor...a minimum of three years of creating and documenting mechanical designs in Pro/ Engineer /CREO or similar modeling… more
    RTX Corporation (10/29/25)
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  • Principal Mechanical Engineer

    Therma LLC (San Jose, CA)
    …greatest opportunity to succeed. **Location:** San Jose, CA (Onsite) Therma is seeking a Principal Mechanical Engineer with 10+ years of relevant experience ... 50 years, Therma (https://www.therma.com/) has continued to redefine the mechanical construction landscapes in California. Renowned for outstanding client service… more
    Therma LLC (11/01/25)
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  • Principal Mechanical Engineer

    Leonardo DRS, Inc. (Cypress, CA)
    …systems for surveillance and targeting applications. We are seeking a highly motivated Principal Mechanical Engineer with a strong background in thermal ... technologies. **Basic Qualifications and Required Skills** + Bachelor's degree in Mechanical or Aerospace Engineering with 10+ years of relevant experience (8+… more
    Leonardo DRS, Inc. (11/20/25)
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  • Sentinel - Principal Mechanical

    Northrop Grumman (Oxnard, CA)
    …are 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 **Roy, UT** and will support the Sentinel program. **This role may offer a competitive relocation assistance package.** **What You'll Get To Do** : + The qualified candidate will report to the Team Lead in C&L Infrastructure. + They will design,… more
    Northrop Grumman (10/16/25)
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  • Principal Mechanical Design…

    Roche (Santa Clara, CA)
    …where every voice matters. **The Position** Roche Sequencing Solutions is expanding with a Principal Mechanical Design Engineer to lead the mechanical ... such as fluidic, mechatronic, pneumatic, thermal, optical, and electrical components. The Principal Mechanical Design Engineer will play a vital role in… more
    Roche (09/26/25)
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