• Mechanical Project Engineer

    Actalent (San Bernardino, CA)
    Mechanical Project Engineer Location: San Bernardino, CA Workplace Type: Hybrid (2-3 days in office) Employment Type: Full-Time About the Role We are seeking ... a Mechanical Project Engineer to lead HVAC and plumbing design projects across diverse sectors, including municipal, educational, medical, federal, and… more
    Actalent (11/22/25)
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  • Mechanical Engineer - Aviation…

    Burns & McDonnell (Brea, CA)
    **Description** The Mechanical Engineer will work on project teams to create world class designs for new projects, alterations and redevelopments on a ... aviation, government, and military facilities. The Mechanical Engineer will work with the project team...Mechanical Engineer will work with the project team throughout the design and construction process, adapting… more
    Burns & McDonnell (11/20/25)
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  • Mechanical Engineer - Transmission…

    Burns & McDonnell (Brea, CA)
    **Description** The Mechanical Engineer will work on project teams to create world class designs for new projects, alterations and redevelopments on a ... other areas related to the industry. The Staff Process Engineer will work with the project team...throughout the design and construction process, adapting process and mechanical plans according to budget constraints, design factors or… more
    Burns & McDonnell (11/17/25)
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  • Mechanical Engineer

    CDM Smith (Rancho Cucamonga, CA)
    …the discipline and firm. May supervise the work of junior engineers on project work. **Job Title:** Mechanical Engineer 5(Industrial/Process) **Group:** IND ... **Employment Type:** Regular **Minimum Qualifications:** Bachelor's degree in Mechanical , Architectural or Chemical Engineering, or in Engineering Technology or… more
    CDM Smith (11/08/25)
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  • Assistant Mechanical Engineer

    Burns & McDonnell (Brea, CA)
    …industrial, manufacturing, government and military facilities. The Assistant Mechanical Engineer will work with the project team throughout the design ... **Description** The Assistant Mechanical Engineer will work under the...will work under the supervision of a licensed professional engineer to assist project teams to create… more
    Burns & McDonnell (09/04/25)
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  • Mechanical Engineer

    JBT Corporation (Riverside, CA)
    …Integrity - Grow with Excellence - Advance with Innovation. The Opportunity As a Mechanical Design Engineer , you will spearhead the design and development of ... adherence to budget. * Collaborate with managers to define project scope, objectives, and deliverables. * Collaborate with equipment...process, please contact JBT Marel at ###. As a Mechanical Design Engineer , you will spearhead the… more
    JBT Corporation (11/04/25)
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  • Mechanical Engineer 4

    CDM Smith (Rancho Cucamonga, CA)
    …address today's needs and anticipate tomorrow's demands. We're looking for a skilled Mechanical Engineer with expertise in HVAC and plumbing systems. This role ... future leadership roles. - Performing other duties as required. **Job Title:** Mechanical Engineer 4 **Group:** ISO **Employment Type:** Regular **Minimum… more
    CDM Smith (11/26/25)
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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 ... a specific portion of the refining process. Most often, Mechanical Engineers will have an opportunity to work on...and interns enter into the following positions: Area Refining Engineer / Project Engineers develop and use project more
    Marathon Petroleum Corporation (11/24/25)
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  • Mechanical Engineer , PE - Accident…

    EFI Global (Riverside, CA)
    …anywhere. Click here to learn more about EFI Global. **Join Our Team as a Mechanical Engineer - Forensic Expertise Required** **Are you a problem-solver with a ... and vehicle accidents? We are seeking a highly skilled** ** Mechanical Engineer with a Professional Engineer...passion for forensic engineering to a role where every project tells a story-and you're the one who helps… more
    EFI Global (11/15/25)
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  • Refining Engineer 1 - Mechanical

    Marathon Petroleum Corporation (Wilmington, CA)
    …communication skills and be able to contribute in a team environment. Area Refining Engineer / Project Engineer : Refining/ Project engineers are involved in ... a team environment. They must be proficient with pertinent issues of the mechanical codes and specification. Project and Reliability Engineers must have strong… more
    Marathon Petroleum Corporation (09/16/25)
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  • Mechanical Design Engineer

    Curtiss-Wright Corporation (Brea, CA)
    ** Mechanical Design Engineer **SIGN ON BONUS As a Mechanical Design Engineer , you will work with multiple teams within the Engineering Group to provide ... development. The position involves working with valves, actuators, and similar mechanical equipment and structures utilized in nuclear power plants. **Location:**… more
    Curtiss-Wright Corporation (10/07/25)
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  • Sr. Mechanical Engineer

    Envista Holdings Corporation (Pomona, CA)
    **Job Description:** The **Sr. Mechanical Engineer ** will be responsible for executing engineering deliverables for new product development and design change ... **Essential Duties and Responsibilities:** New Product Development Support Contribute mechanical engineering support to R&D initiatives, including research, concept… more
    Envista Holdings Corporation (11/15/25)
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  • Mechanical Engineer

    Actalent (Corona, CA)
    itaJob Title: Mechanical Engineer For immediate consideration, please apply directly to this job posting AND email me at habels @actalentservices.com with the ... engineering documents, and safety assessments. The position also includes 20% mechanical design, focusing on creating and modifying 3D drawings using SolidWorks,… more
    Actalent (11/24/25)
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  • Automation Controls Lead

    Envista Holdings Corporation (Pomona, CA)
    …and other personnel involved in automation control systems. + Collaborate with project manager, mechanical design engineer and software group ... at Ormco that is responsible for leading a team of automation/controls engineer on overseeing the design, implementation and maintenance of automated systems for… more
    Envista Holdings Corporation (10/29/25)
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  • Mechanical Engineering III

    AECOM (Orange, CA)
    …to deliver a better world. Join us. **Job Description** AECOM is seeking a ** Mechanical Engineer III** based in **Orange, California.** Join our dynamic team ... Knowledge of Revit, at least 4 years of experience + Licensed Professional Engineer Licensed - Mechanical + Extensive understanding of HVAC engineering… more
    AECOM (10/08/25)
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  • Mechanical Designer - Aviation & Federal…

    Burns & McDonnell (Brea, CA)
    **Description** A Mechanical Designer will perform various phases of planning, design, and preparation of HVAC and plumbing plans as part of a project team. This ... projects with a diverse portfolio of HVAC and plumbing project types for predominantly federal clients. + Execute advanced...P&IDs from verbal or written description from the design engineer . + Perform a variety of assignments using prescribed… more
    Burns & McDonnell (11/20/25)
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  • Operations Engineer , AMZL Start-Up…

    Amazon (Redlands, CA)
    …- 5+ years of industrial engineer , operations engineer , manufacturing engineer , or project engineer in a manufacturing environment experience - ... of the pack. As an Amazon Logistics [AMZL] Operations Engineer , you will lead and manage the lifecycle of...with internal teams, stakeholders and external vendors to set project priorities, establish milestones, and drive schedules to meet… more
    Amazon (11/27/25)
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  • Application Engineer III

    EMCOR Group (Chino, CA)
    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...Runs complex reports to analyze system operation, works with project team to demonstrate system operation and verify consistency… more
    EMCOR Group (10/14/25)
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  • Ormco Sr. Manufacturing Process Engineer

    Envista Holdings Corporation (Pomona, CA)
    **Job Description:** **JOB SUMMARY** : The **Sr. Manufacturing Process Engineer , Injection Molding** is a seasoned engineering professional with extensive experience ... strong focus on continuous improvement and innovation. The Sr. Manufacturing Engineer will lead the development, implementation, and optimization of metal injection… more
    Envista Holdings Corporation (11/07/25)
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  • Senior Engineer - Physical Substation

    CDM Smith (Rancho Cucamonga, CA)
    …ID:** 42785BR **Business Unit:** IND **Job Description:** As a Senior Substation Engineer - Physical, you'll lead the design and execution of extra high ... out of one of CDM Smith's offices, blends hands-on technical design with project leadership, client engagement, and mentorship of junior engineers. You'll play a key… more
    CDM Smith (09/27/25)
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