• 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 Product Development…

    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 (12/09/25)
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  • Principal Mechanical Engineer

    Therma LLC (San Jose, CA)
    …opportunity to succeed. **Location:** San Jose, CA ( Onsite ) Therma is seeking a Principal Mechanical Engineer with 10+ years of relevant experience to ... 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 (12/02/25)
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  • Cleared Senior/ Principal Design and Test…

    Sandia National Laboratories (Livermore, CA)
    …Job Will Be Like: We are looking for a high performing design and qualification test engineer (R&D S&E Mechanical Engineer ) to join our team and help define ... compressed workweeks, part-time work, and telecommuting (a mix of onsite work and working from home) + Generous vacation,...Sigma 14/15. Qualifications We Desire: The ideal R&D S&E Mechanical Engineer candidate for Sandia National Laboratories… more
    Sandia National Laboratories (12/08/25)
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  • Principal Systems/Test Engineer

    RTX Corporation (Fairfield, CA)
    …3530 Branscombe Road , Fairfield, CA, 94533 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** This job requires ... market. Collins Aerospace in Fairfield, CA, is seeking a Systems/Test Engineer responsible for developing new energetic products, adaptive engineering of existing… more
    RTX Corporation (10/23/25)
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  • Senior/ Principal Electronics…

    Sandia National Laboratories (Livermore, CA)
    …days each week) compressed workweeks, part-time work, and telecommuting (a mix of onsite work and working from home) + Generous vacation, strong medical and other ... What Your Job Will Be Like: We are seeking an experienced Electronics Engineer to design, develop and support high assurance electronic products. Your daily roles… more
    Sandia National Laboratories (12/05/25)
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  • Cleared Senior/ Principal W80-4 Warhead…

    Sandia National Laboratories (Livermore, CA)
    …job classification. What Your Job Will Be Like: We are looking for an experienced engineer (R&D S&E Mechanical Engineer ) to provide technical oversight and ... compressed workweeks, part-time work, and telecommuting (a mix of onsite work and working from home) + Generous vacation,...Sigma 14/15 Qualifications We Desire: The ideal R&D S&E Mechanical Engineer candidate for Sandia National Laboratories… more
    Sandia National Laboratories (11/14/25)
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  • Systems Engineer / Principal Systems…

    Northrop Grumman (Los Angeles, CA)
    …models for sensors and systems. _This requisition may be filled at either an Engineer Systems level or Principal Engineer Systems Level._ Basic ... Ability to work onsite full-time at Woodland Hills, CA Basic Qualifications - Principal Engineer Systems: + Bachelor's of Science degree in a STEM discipline… more
    Northrop Grumman (12/04/25)
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  • Senior Principal Automation Engineer

    Genentech (Los Angeles, CA)
    …Inspection, Autoinjector Assembly, Packaging/Finished Products). **The Opportunity** A Senior Principal Automation Engineer is being hired to participate ... Initially, you will perform a mix of remote and onsite work (first at the General Planner's office, later...the time is expected during the project phase. Senior Principal Automation Engineer (Department: ITOT/Automation Engineering -… more
    Genentech (10/25/25)
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  • Principal Engineer , Structural…

    RTX Corporation (Chula Vista, CA)
    …**Security Clearance:** Rohr Inc. d/b/a Collins Aerospace has an opening for a Principal Engineer , Structural Engineering in Chula Vista, CA. Joining Collins ... at least a bachelor's degree or its equivalent in Mechanical Engineering, Civil Engineering, Aerospace Engineering, Aeronautical Engineering or...best and brightest to fly and land with us! ** Onsite :** Employees who are working in Onsite more
    RTX Corporation (12/09/25)
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  • Mechanical Engineer III

    EMCOR Group (West Sacramento, CA)
    …as engineering applications and automated control systems. **Job Summary** **Job Title:** Mechanical Engineer III ** Principal Duties and Responsibilities** + ... to develop plans. + Developing ability to independently recommend engineered mechanical solutions and designs, coordinate and quality check outsourced engineering… more
    EMCOR Group (10/14/25)
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  • Principal Electrical Engineer

    RTX Corporation (Goleta, CA)
    …Hollister Avenue Building H01, Goleta, CA, 93117 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** The ability to ... will work in a product development team environment with other electrical, mechanical , and system engineers. The candidate is expected to provide technical expertise… more
    RTX Corporation (09/11/25)
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  • Senior Principal Systems Engineer

    Northrop Grumman (Los Angeles, CA)
    …organization at Northrop Grumman Mission Systems (NGMS) is seeking a highly skilled Systems Engineer with expertise in Nuclear Surety to join our team based out of ... integration, verification, validation, cost, risk, supportability, and analysis for mechanical , electrical, and integrated systems. + Ensure system technical… more
    Northrop Grumman (10/03/25)
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  • System Engineer

    System One (El Segundo, CA)
    …various domestic and international destinations. Additional Qualifications ( Principal Engineer ): + Master's degree in Electrical, Mechanical , Aeronautical or ... Onsite Purpose: As hands-on technical experts, Staff Systems Engineer and Principal Systems Engineer ...the development of functional strategy. Basic Qualifications (Staff & Principal ): + Bachelor's degree in Electrical, Mechanical ,… more
    System One (10/17/25)
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  • Principal / Sr. Principal

    Northrop Grumman (Los Angeles, CA)
    …Grumman Defense Systems in **Northridge, CA** . is currently seeking a ** Principal /Sr. Principal Aeronautical Engineer /Product Owner.** We are excited ... Design Team as the Product Owner. + Design of mechanical parts and assemblies, including 3D CAD modeling; 2D...inter-personal initiative. + US Citizenship + Ability to work onsite in Northridge, CA **Preferred Qualifications are:** + Degree… more
    Northrop Grumman (10/15/25)
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  • Design Engineer I

    EMCOR Group (San Luis Obispo, CA)
    …engineering applications and automated control systems. **Job Summary** **Job Title:** Design Engineer I ** Principal Duties and Responsibilities** + The Design ... Education requirements, minimal experience, computer skills required, etc.) + Recently graduated engineer in Mechanical or Energy Engineering with less than two… more
    EMCOR Group (10/14/25)
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  • Design Engineer II

    EMCOR Group (San Luis Obispo, CA)
    …engineering applications and automated control systems. **Job Summary** **Job Title:** Design Engineer II ** Principal Duties and Responsibilities** + The Design ... (incl. Education requirements, minimal experience, computer skills required, etc.) + Degreed Mechanical or Energy Engineering engineer + 2+ years of related… more
    EMCOR Group (10/14/25)
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  • Principle Software Engineer C#

    Leidos (Vista, CA)
    …CA that have the ability to work a hybrid schedule (3 days remote, 2 days onsite )_** The ** Principal Software Engineer (C#)** will serve as a senior member ... **Description** **Leidos** is seeking a ** Principal ** **Software Engineer (C#)** to work for the **Security Enterprise Solutions** **(SES)** business unit in… more
    Leidos (11/05/25)
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  • Application Engineer II

    EMCOR Group (Fresno, CA)
    …applications and automated control systems. **Job Summary** **Job Title:** Application Engineer II ** Principal Duties and Responsibilities** + Identify MEP ... systems on drawings. + Understand the intent of individual mechanical equipment such as: Chillers, Boilers, Pumps, AHU's, FCU's, VAV's, EF's. + Develop written… more
    EMCOR Group (10/14/25)
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  • Application Engineer III

    EMCOR Group (Chino, CA)
    …applications and automated control systems. **Job Summary** **Job Title:** Application Engineer III ** Principal Duties and Responsibilities** + Executes project ... start-ups, commissioning, testing, and troubleshooting of installed BAS controls and mechanical systems on assigned projects. + Participates in the layout and… more
    EMCOR Group (10/14/25)
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