mechanical Jobs in California

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Mechanical Engineer (Starship)

SpaceX

•

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
Posted 53 days ago | Updated 8 hours ago

Senior Mechanical Engineer

HDR, Inc.

•

Walnut Creek, 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
Posted 56 days ago | Updated 8 hours ago

Staff Mechanical Engineer - R&D Robotics

Johnson & Johnson

•

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
Posted 56 days ago | Updated 8 hours ago

Launch Mechanical Engineer I

Relativity Space

•

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
Posted 58 days ago | Updated 8 hours ago

Launch Mechanical Engineer II

Relativity Space

•

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
Posted 58 days ago | Updated 8 hours ago

Staff Engineer - Mechanical

Western Digital

•

San Jose, California, USA

Full-time

Company Description At Western Digital, our vision is to power global innovation and push the boundaries of technology to make what you thought was once impossible, possible. At our core, Western Digital is a company of problem solvers. People achieve extraordinary things given the right technology. For decades, we've been doing just that-our technology helped people put a man on the moon and capture the first-ever picture of a black hole. We offer an expansive portfolio of technologies, HDDs
Posted 59 days ago | Updated 8 hours ago

Senior Mechanical Design Engineer (San Diego)

Shield AI Inc

•

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
Posted 59 days ago | Updated 8 hours ago

Principal Mechanical Design Engineer (San Diego)

Shield AI Inc

•

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
Posted 59 days ago | Updated 8 hours ago

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

SpaceX

•

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
Posted 59 days ago | Updated 8 hours ago

Mechanical Engineer Sr.

Lockheed Martin Corporation

•

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
Posted 59 days ago | Updated 8 hours ago

Senior Mechanical Engineer: Opto Mechanical Engineer

Leonardo DRS

•

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
Posted 60+ days ago | Updated 8 hours ago

Senior Mechanical Engineer: Laser Packaging Engineer

Leonardo DRS

•

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
Posted 60+ days ago | Updated 8 hours ago

Sr. Mechanical Engineer, Flight Termination System (Starship)

SpaceX

•

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
Posted 60+ days ago | Updated 8 hours ago

Senior Mechanical Engineer 2 - Nuclear

Sargent & Lundy LLC.

•

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
Posted 60+ days ago | Updated 8 hours ago

Engineer Sr I - Manufacturing - (Mechanical & Electrical) 1

Arthrex

•

Goleta, California, USA

Full-time, Contract

Arthrex, Inc. is a global medical device company and a leader in new product development and medical education. We are a privately held company that strives to accomplish our corporate mission of Helping Surgeons Treat Their Patients Better . We are committed to delivering uncompromising quality to the health care professionals who use our products, and ultimately, the millions of patients whose lives we impact. Arthrex Benefits Medical, Dental and Vision Insurance Company-Provided Life Insura
Posted 60+ days ago | Updated 1 hour ago

Sr. Mechanical Engineer, Suspension

Rivian

•

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
Posted 60+ days ago | Updated 8 hours ago

Mechanical Design and Certification Project Engineer

Viasat, Inc.

•

Remote or Carlsbad, California, USA

Full-time

About us One team. Global challenges. Infinite opportunities. At Viasat, we're on a mission to deliver connections with the capacity to change the world. For more than 35 years, Viasat has helped shape how consumers, businesses, governments and militaries around the globe communicate. We're looking for people who think big, act fearlessly, and create an inclusive environment that drives positive impact to join our team. What you'll do Manage engineering projects to deliver and maintain Supplem
Posted 60+ days ago | Updated 8 hours ago

Sr. Manager, Mechanical Engineering

Johnson & Johnson

•

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
Posted 60+ days ago | Updated 8 hours ago

Senior Mechanical Design Engineer (Hybrid-Puerto Rico)

RTX Corporation

•

Remote or Aguadilla, Aguadilla, Puerto Rico

Full-time

Date Posted: 2025-05-07 Country: United States of America Location: HPR01: Collins Puerto Rico- Aguadilla Road 110 North Km 28.8 San Antonio Industrial Park, Aguadilla, PR, 00603 USA Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: None/Not Required Collins Aerospace has an exciting opportunity for a Mechanical Design Engineer. We're looking for an experienced professional, like you, to accept a high level of responsibility within a
Posted 60+ days ago | Updated 8 hours ago

Mechanical Engineer, Acoustic

Harman International

•

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
Posted 60+ days ago | Updated 8 hours ago