• Mechanical Designer - Aviation & Federal…

    Burns & McDonnell (Brea, CA)
    …both 2D and 3D applications to prepare engineering drawings. + Advanced knowledge in design , calculations and design systems . + Advanced knowledge in the ... Mechanical Designer will perform various phases of planning, design , and preparation of HVAC and plumbing plans as... work. + Execute knowledge of HVAC and plumbing systems : air-side/duct design , chilled water, heating hot… more
    Burns & McDonnell (08/22/25)
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  • Aero/ Mechanical Engineer Propulsion

    General Atomics (Poway, CA)
    …within GA-ASI project engineering and GA-ASI as a whole. In our Propulsion Systems Mechanical Engineering Department, we have an exciting opportunity in Poway, ... of engineering projects and will include representation of the Propulsion Systems team and Mechanical Engineering organization through technical presentations… more
    General Atomics (08/08/25)
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  • Mechanical Engineering - Networking Event…

    AECOM (Orange, CA)
    …not limited to:** + Builds analytic and design skills. + Conducts engineering design under the supervision of an + experienced engineer. + Creates designs, ... to hear from you!_ **AECOM** is seeking a **Junior Mechanical Engineer** to be based in Orange, CA. **The...and final working drawings under the supervision of an experienced engineer. + Collects and analyzes data under the… more
    AECOM (09/26/25)
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  • Mechanical Engineer

    Amentum (China Lake, CA)
    Amentum is seeking an experienced Mechanical Engineer with the technical expertise to implement solutions, evaluate products, and build upon an infrastructure ... configuration and ensuring, via controlled and authorized change, that the design configuration is declared and maintained. Experienced with testing facility… more
    Amentum (07/24/25)
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  • Senior Mechanical Engineer - Energy…

    CMTA, Inc (Los Angeles, CA)
    …designing, fabricating, and installing complex HVAC, process piping, and other mechanical , electrical, and plumbing (MEP) systems -enhancing energy efficiency, ... opportunities. CMTA, a Legence company, is looking for an experienced Engineer to help expand our reach in new...have found that engineers with strong backgrounds in HVAC design and commissioning can easily make the transition to… more
    CMTA, Inc (10/03/25)
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  • Mechanical Construction Project Manager

    EMCOR Group (Anaheim, CA)
    **Description** **SUMMARY** University Mechanical is currently seeking an experienced ** Mechanical Construction Project Manager** for our Anaheim, CA ... design /build services, sustainable solutions, commercial HVAC services, and complex mechanical and industrial system installations. This position will lead … more
    EMCOR Group (09/11/25)
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  • Intern/Co-op - Midstream Logistics and Storage…

    Marathon Petroleum Corporation (La Palma, CA)
    …integrity; inclusion; collaboration; and excellence. Interns/co-ops work side-by-side with experienced professionals as contributing members of diverse work teams ... Logistics & Storage Engineering (L&SE) - L&SE provides engineering design and project management services to Terminals, MPL, and...Marathon Pipe Line Company (MPL) - MPL operates pipeline systems that move crude oil from production fields, other… more
    Marathon Petroleum Corporation (09/18/25)
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  • Payloads and Special Projects Mechanical

    General Atomics (Poway, CA)
    General Atomics Aeronautical Systems , Inc. (GA-ASI), an affiliate of General Atomics, is a world leader in proven, reliable remotely piloted aircraft and tactical ... reconnaissance radars, as well as advanced high-resolution surveillance systems . Under general supervision with limited review, this position is responsible for… more
    General Atomics (09/19/25)
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  • Systems Engineering - Networking…

    Celestica (San Jose, CA)
    design + Optics devices and technology - trade-offs and trends + Mechanical design challenges/flexibility as it impacts architecture + Minimum of 15 years ... This position is for a Principle Engineer / Networking System Architect. As system architect, one will...one will define the architecture of network products and systems , lead new technology research, study market trend, customers… more
    Celestica (08/30/25)
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  • Guidance Navigation & Control Engineer…

    The Boeing Company (Edwards AFB, CA)
    …hardware in the loop testing, and flight testing. + Participate in design reviews, analyses, simulations and component/ system testing to ensure delivery ... has an exciting opportunity for a **Guidance Navigation & Control Engineer ( Experienced /Senior)** to support our teams in **Edwards Airforce Base, CA.** Boeing… more
    The Boeing Company (09/10/25)
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