Engineer, Mechanical Jobs in California

101 - 120 of 265 Jobs

Mechanical Engineer II, Cockpit and TrimJob Title - Mechanical Engineer II, Cockpit and Trim

RivianCompany Name - Rivian

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Irvine, California, USA

Full-time

About Rivian Rivian is on a mission to keep the world adventurous forever. This goes for the emissions-free Electric Adventure Vehicles we build, and the curious, courageous souls we seek to attract. As a company, we constantly challenge what's possible, never simply accepting what has always been done. We reframe old problems, seek new solutions and operate comfortably in areas that are unknown. Our backgrounds are diverse, but our team shares a love of the outdoors and a desire to protect it

Sr. Healthcare Mechanical Engineer/Project LeadJob Title - Sr. Healthcare Mechanical Engineer/Project Lead

StantecCompany Name - Stantec

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San Francisco, California, USA

Full-time

Job Description Stantec's Buildings team is on a mission to become the world's leading integrated design practice. Our architects, engineers, interior designers, consultants, sustainability specialists, and technologists are passionate about the power of design. Our collaborative culture and our innovative, sustainable approach to projects help us create buildings that matter to our world. Together, we are enhancing the quality of life globally through design. Join us and design your place with

Building Mechanical EngineerJob Title - Building Mechanical Engineer

HDR, Inc.Company Name - HDR, Inc.

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Irvine, California, USA

Full-time

At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day. As we foster a culture of inclusion throughout our company and within our communities, we constantly ask ourselves: What is our impact on the world? Watch Our Story:' ' Each and every role throughout our organization makes a difference in our ability to change the world f

Mechanical Engineer (Starship)Job Title - Mechanical Engineer (Starship)

SpaceXCompany Name - SpaceX

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Hawthorne, California, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. MECHANICAL ENGINEER (STARSHIP) To enable rapid reusability of our launch vehicles, mechanical systems will need to be greatly simplified, more reliable, and easier to manufacture. As a Mechanical Engineer you will be

Staff Mechanical Engineer - R&D RoboticsJob Title - Staff Mechanical Engineer - R&D Robotics

Johnson & JohnsonCompany Name - Johnson & Johnson

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Remote or Santa Clara, California, USA

Full-time

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn m

Senior Mechanical Engineer: Opto Mechanical EngineerJob Title - Senior Mechanical Engineer: Opto Mechanical Engineer

Leonardo DRSCompany Name - Leonardo DRS

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San Diego, California, USA

Full-time

DRS Daylight Solutions business provides industry-changing photonic engine technology for government and commercial markets, including defense and security, quantum information sciences, life sciences, and industrial process control. As a laser technology pioneer, Daylight Solutions has delivered more mid-IR systems to more applications world-wide than any other company. Daylight laser solutions span the full spectrum from UV to visible to NIR to mid-IR. At DRS Daylight Solutions, you will be e

Mechanical Engineer Sr.Job Title - Mechanical Engineer Sr.

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Sunnyvale, California, USA

Full-time

Job Description Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more - we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We're creating future-ready solutio

Sr. Mechanical Engineer, High Pressure Die Casting (Starship)Job Title - Sr. Mechanical Engineer, High Pressure Die Casting (Starship)

SpaceXCompany Name - SpaceX

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Hawthorne, California, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SR. MECHANICAL ENGINEER, HIGH PRESSURE DIE CASTING (STARSHIP) This position will support the manufacturing and development of Starship components alongside a strong group of mechanical design and process engineers. Yo

Senior Staff Mechanical Engineer - Harness Design (R3550) (San Diego)Job Title - Senior Staff Mechanical Engineer - Harness Design (R3550) (San Diego)

Shield AI IncCompany Name - Shield AI Inc

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San Diego, California, USA

Full-time

Founded in 2015, Shield AI is a venture-backed defense technology company with the mission of protecting service members and civilians with intelligent systems. Its products include the V-BAT aircraft, Hivemind Enterprise, and the Hivemind Vision product lines. With offices in San Diego, Dallas, Washington, D.C., Boston, Abu Dhabi (UAE), Kyiv (Ukraine), and Melbourne (Australia), Shield AI's technology actively supports U.S. and allied operations worldwide. For more information, visit Follow Sh

Launch Mechanical Engineer IJob Title - Launch Mechanical Engineer I

Relativity SpaceCompany Name - Relativity Space

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Long Beach, California, USA

Full-time

At Relativity Space, we're building rockets to serve today's needs and tomorrow's breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that's just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact ex

Senior Mechanical Engineer: Laser Packaging EngineerJob Title - Senior Mechanical Engineer: Laser Packaging Engineer

Leonardo DRSCompany Name - Leonardo DRS

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San Diego, California, USA

Full-time

Mechanical EngineerJob Title - Mechanical Engineer

HDR, Inc.Company Name - HDR, Inc.

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Folsom, California, USA

Full-time

Launch Mechanical Engineer IIJob Title - Launch Mechanical Engineer II

Relativity SpaceCompany Name - Relativity Space

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Long Beach, California, USA

Full-time

Sr. Mechanical Engineer, Flight Termination System (Starship)Job Title - Sr. Mechanical Engineer, Flight Termination System (Starship)

SpaceXCompany Name - SpaceX

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Hawthorne, California, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SR. MECHANICAL ENGINEER, FLIGHT TERMINATION SYSTEM (STARSHIP) As a member of the Flight Termination System team, you will have the exciting opportunity to be responsible for the design of the Starship Flight Terminati

Senior Mechanical Engineer 2 - NuclearJob Title - Senior Mechanical Engineer 2 - Nuclear

Sargent & Lundy LLC.Company Name - Sargent & Lundy LLC.

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Remote

Full-time

Description You will be involved in nuclear power plant systems design, including preparation or review of: Modification packages for operating nuclear power plantsFunctional mechanical drawings and/or drawings for nuclear power plant systemsEngineering analyses and evaluations to support modifications and operation of plant systemsTechnical specifications and procurement documents for plant equipmentVendor bid evaluations for plant equipmentStudies and options evaluations for modifications to

Mechanical Test Engineer / TechnicianJob Title - Mechanical Test Engineer / Technician

Cystems LogicCompany Name - Cystems Logic

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Palo Alto, California, USA

Full-time, Contract, Third Party

Hi Good Morning, Role: Mechanical Test Engineer / Technician Location: Palo Alto, CA (Onsite) Key Responsibilities: Execute mechanical and environmental tests per written instructions. Prepare and build test samples using basic hand and power tools. Operate and monitor test such as drop test, strength tests vibration tests etc. Record and document test data accurately. Perform visual inspections of test samples for defects (e.g., cracks, loose fasteners). Assemble and set up test fixtures as dir

Sr. Mechanical Engineer, SuspensionJob Title - Sr. Mechanical Engineer, Suspension

RivianCompany Name - Rivian

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Irvine, California, USA

Full-time

Mechanical Engineer, AcousticJob Title - Mechanical Engineer, Acoustic

Harman InternationalCompany Name - Harman International

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Los Angeles, California, USA

Full-time

A Career at HARMAN As a technology leader that is rapidly on the move, HARMAN is filled with people who are focused on making life better. Innovation, inclusivity and teamwork are a part of our DNA. When you add that to the challenges we take on and solve together, you'll discover that at HARMAN you can grow, make a difference and be proud of the work you do every day. About the Role Harman Professional is seeking a talented, highly motivated, and dynamic mechanical engineer to join our produ

Mechanical Engineer, Surface PlatformJob Title - Mechanical Engineer, Surface Platform

Aduril IndustriesCompany Name - Aduril Industries

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Costa Mesa, California, USA

Full-time

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and c

Mechanical EngineerJob Title - Mechanical Engineer

FlextronicsCompany Name - Flextronics

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Milpitas, California, USA

Full-time

Job Posting Start Date 07-16-2025 Job Posting End Date 08-17-2025 Flex is the diversified manufacturing partner of choice that helps market-leading brands design, build and deliver innovative products that improve the world. A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment. If you are excited about a role but don't meet every bullet point, we encourage you to apply and join us to create the extraord