• Jet Propulsion Laboratory (Pasadena, CA)
    …optics-related technologies; system architecture and concept definition; detailed optical system design , opt- mechanical design , analysis and implementation; ... **Optics Section within the Optical Technology Group** to serve as an **Optical Engineer IV** . You will be reporting administratively to the **Group Supervisor of… more
    DirectEmployers Association (08/29/25)
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  • Mechanical / Mechanical

    Butler America (Anaheim, CA)
    Mechanical / Mechanical Design Engineer Location: Anaheim, CA Job ID: #71661 Pay Range: $30-35/hr 6 months TASKS: + Performs the preparation of required ... 3D models and drawings using Solidworks. + Prepares precision mechanical design layout per verbal instructions, mechanical sketches, existing hardware or… more
    Butler America (10/04/25)
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  • Sr Principal Mechanical Design

    Medtronic (Northridge, CA)
    …connected, compassionate world. **A Day in the Life** As a member of the Mechanical Engineering R&D group, the individual selected for this role will lead new ... and related accessories. They will work at the intersection of product design and product development, optimizing customer and business needs. The ideal candidate… more
    Medtronic (10/01/25)
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  • Mechanical Design Engineer

    Curtiss-Wright Corporation (Brea, CA)
    ** Mechanical Design Engineer **SIGN ON BONUS As a Engineer you will work with multiple teams within the Engineering Group to provide products to advanced ... travel time is less than 5% **What You Bring:** + 15+ years of Mechanical Design experience. + Knowledge and experience in industrial and machine design +… more
    Curtiss-Wright Corporation (10/07/25)
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  • Mechanical Design Engineer

    Actalent (Sun Valley, CA)
    …improvement and engineering tasks. Essential Skills + 5+ years of work experience in mechanical design . + 5 years of experience in SolidWorks. + Proficiency in ... Job Title: Mechanical Designer/Drafter Job Description This position involves creating...balance. The candidate will work behind a desk for design work and putting together CAD packages, as well… more
    Actalent (10/10/25)
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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 variety of ... projects primarily for aviation, government, and military facilities. The Mechanical Engineer will work with the project... will work with the project team throughout the design and construction process, adapting HVAC and plumbing plans… more
    Burns & McDonnell (08/22/25)
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  • Senior Mechanical Engineer

    Essel (Downey, CA)
    Company Overview: Are you passionate about mechanical design and committed to crafting custom industrial machinery of the utmost quality? Join our team of ... of our diverse customer base. Position Overview: The Senior Mechanical Engineer plays a crucial role in... design and estimation of engineering effort. + Design mechanical systems, components, and assemblies using… more
    Essel (09/08/25)
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  • Assistant Mechanical Engineer

    Burns & McDonnell (Brea, CA)
    **Description** The Assistant Mechanical Engineer will work under the supervision of a licensed professional engineer to assist project teams to create world ... institutional, industrial, manufacturing, government and military facilities. The Assistant Mechanical Engineer will work with the project... factors or client needs. + Assists in the mechanical design of projects from the conceptual… more
    Burns & McDonnell (09/04/25)
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  • Engineer / Principal Engineer

    Northrop Grumman (Palmdale, CA)
    …Grumman Aerospace Systems** located in **Palmdale, CA** has an opening for a **Subsystems Design Engineer or Principal Subsystems Design Engineer ** . ... work schedule. The selected candidate will become part of the Subsystems Design Engineering team within the Vehicle Engineering IPT and responsibilities include: +… more
    Northrop Grumman (09/23/25)
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  • Sr. Mechanical Engineer , Cryogenic…

    Amazon (Pasadena, CA)
    …High density novel packaging solutions for quantum processor units. - Cryogenic mechanical design for novel cryogenic signal conditioning sub-assemblies. - ... Cryogenic mechanical design for signal delivery systems. - Simulation driven designs (shielding, filtering, etc.) to reduce sources of EMI within the qubit… more
    Amazon (08/08/25)
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  • Principal Mechanical Engineer

    RTX Corporation (Fullerton, CA)
    …electronics. The products support US Government and international customers. This Principal Mechanical Engineer role will support the Sentinel radar product line ... international travel. Drive technical and programmatic execution (performance/cost/schedule) for mechanical engineering across multiple products (IPTs) within the Sentinel… more
    RTX Corporation (08/29/25)
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  • Mechanical Engineer 5 - Fire…

    CDM Smith (Rancho Cucamonga, CA)
    …supervise the work of junior engineers on project work. **Job Title:** Mechanical Engineer 5 - Fire Protection **Group:** ISO **Certification/License ... candidate will have significant experience leading and managing the design of mechanical projects. At CDM Smith,...and 4D software and practices. - Expert Knowledge of engineer principles of design . - Expert Knowledge… more
    CDM Smith (09/11/25)
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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 (08/25/25)
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  • Mechanical Engineer

    Stantec (Pasadena, CA)
    …that will benefit future generations. Grow with us, H2O+U. Your Opportunity As a Mechanical Engineer , your role in our professional consulting services team is ... Strong client presentation skills. Education and Experience - Bachelor's degree in mechanical engineering. - Licensed Professional Engineer (PE). NCEES record… more
    Stantec (08/07/25)
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  • Refining Engineer 1 - Mechanical

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

    Amazon (Northridge, CA)
    … Engineering 5+ years managing hardware engineering teams 8+ years as a lead mechanical engineer ( design , structural, thermal, or dynamics) Expert in at ... years managing large hardware engineering teams 10+ years as a lead mechanical engineer ( design , structural, thermal, dynamics) Expert in multiple … more
    Amazon (09/23/25)
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  • Mechanical Designer - Aviation & Federal…

    Burns & McDonnell (Brea, CA)
    …duct, and equipment layouts and P&IDs from verbal or written description from the design engineer . + Perform a variety of assignments using prescribed methods ... **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… more
    Burns & McDonnell (08/22/25)
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  • Sr Automation Design Engineer

    EMCOR Group (Chino, CA)
    …and automated control systems. **Job Summary** **Job Title:** Senior Automation Design Engineer **Principal Duties and Responsibilities** + The ability ... to understand the design and intent of mechanical equipment and systems (Chiller, Boiler, Custom AHUs, Primary/Secondary pumping, Variable Flow Chilled Water… more
    EMCOR Group (10/14/25)
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  • Senior Design Engineer

    Essel (Pomona, CA)
    Position Overview: We are seeking a highly skilled and motivated Design Engineer to lead our design team in the development of plans and specifications for ... our water capital improvement projects. The Design Engineer will play a crucial role...Registration as a Professional Civil Engineer , Environmental Engineer , or Mechanical Engineer in… more
    Essel (09/08/25)
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  • Staff Tool Design Engineer - Level 4

    Lockheed Martin (Palmdale, CA)
    **Description:** You will be a Tool Design Engineer Stf\. for the LM Palmdale site, supporting the design and development of special tools and fixtures for ... with government regulations and company requirements\. As the Tool Design Engineer , you will be responsible for...mechanical experience, jig building experience, and computer aided design experience on any 3D drawing and analysis software… more
    Lockheed Martin (08/21/25)
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