• Senior Mechanical Engineer

    Parsons Corporation (Fountain Valley, CA)
    …We've got what you're looking for. **Job Description:** **Join Our Team: Principal Mechanical Engineer - Water Group** _Location: Pasadena, CA (with initial ... assignment in Orange County, CA)_ Are you a seasoned Mechanical Engineer passionate about creating solutions that...you'll: + **Design Excellence:** + Develop detailed designs for mechanical piping systems, reclaimed water systems, lift… more
    Parsons Corporation (08/08/25)
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  • Data Center Design Mechanical

    Meta (San Francisco, CA)
    **Summary:** Meta is seeking an Mechanical Engineer Design Lead experienced in the design and construction of Critical Facilities to become part of our data ... pace of dynamic fast-tracked construction. **Required Skills:** Data Center Design Mechanical Engineer Responsibilities: 1. Lead projects through concept,… more
    Meta (08/01/25)
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  • Mechanical Engineer III

    EMCOR Group (West Sacramento, CA)
    …the most efficient economic solutions to meet customer expectations. **Job Title:** Mechanical Engineer III **Principal Duties and Responsibilities** + Generate ... of EMCOR Group, Inc. EMCOR is the world's leading provider of mechanical and electrical construction and facilities services, including planning, consulting, and… more
    EMCOR Group (08/02/25)
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  • PE Senior HVAC Mechanical Engineer

    EMCOR Group (Fresno, CA)
    …the most efficient economic solutions to meet customer expectations. **Job Title:** Mechanical Engineer **Principal Duties and Responsibilities** + Develops an ... of EMCOR Group, Inc. EMCOR is the world's leading provider of mechanical and electrical construction and facilities services, including planning, consulting, and… more
    EMCOR Group (07/19/25)
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  • Mechanical Engineer 5 - Fire…

    CDM Smith (Walnut Creek, CA)
    …supervise the work of junior engineers on project work. **Job Title:** Mechanical Engineer 5 - Fire Protection **Group:** ISO **Certification/License ... have significant experience leading and managing the design of mechanical projects. At CDM Smith, we are invested in...Requirements:** Professional Engineer **Employment Type:** Regular **Minimum Qualifications:** - Bachelor's degree… more
    CDM Smith (06/12/25)
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  • Intern/Co-op - Refining Mechanical

    Marathon Petroleum Corporation (Wilmington, CA)
    …develops our people, and fosters a collaborative team environment. Responsibilities: As a Mechanical Engineer at a Marathon refinery, you can expect to become ... team of professionals who run a specific portion of the refining process. Most often, Mechanical Engineers will have an opportunity to work on more than one area of… more
    Marathon Petroleum Corporation (07/23/25)
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  • Sr. Mechanical Engineer (Critical…

    SpaceX (Hawthorne, CA)
    Sr. Mechanical Engineer (Critical Infrastructure) Hawthorne, CA Apply SpaceX was founded under the belief that a future where humanity is out exploring the stars ... ultimate goal of enabling human life on Mars. SR. MECHANICAL ENGINEER (CRITICAL INFRASTRUCTURE) As a member...the subject matter expert on all HVAC, compressed air, piping , dust collection and other critical fluid systems at… more
    SpaceX (07/15/25)
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  • Senior Thermal Lab Mechanical

    The Boeing Company (El Segundo, CA)
    …technologies. Boeing Research and Technology is looking for a **Senior Thermal Lab Mechanical Engineer ** based in **El Segundo, CA.** **In pursuit of Boeing's ... technical design, development, integration, and test of a large scale complex mechanical and fluid system test facility + Effectively communicate with technical and… more
    The Boeing Company (07/24/25)
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  • Sr. Mechanical Design Engineer

    SpaceX (Hawthorne, CA)
    Sr. Mechanical Design Engineer (Construction) Hawthorne, CA Apply SpaceX was founded under the belief that a future where humanity is out exploring the stars is ... ultimate goal of enabling human life on Mars. SR. MECHANICAL DESIGN ENGINEER (CONSTRUCTION) As a member...+ Understanding of multiple disciplines such as civil, structural, mechanical , electrical, piping , geotechnical, and surveying +… more
    SpaceX (07/26/25)
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  • Mid-Level Facilities Mechanical HVAC…

    The Boeing Company (El Segundo, CA)
    …& Technology (E&T) team in **Southern** **California** as a **Mid-Level Facilities Mechanical HVAC Engineer ** (Level 3) to support the Southwest Region. ... highest standards. **Candidates shall:** + Have design experience in the building mechanical HVAC engineering field + Possess knowledge of mechanical upgrades… more
    The Boeing Company (07/21/25)
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