engineer, mechanical Jobs in los angeles, ca

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Senior Mechanical Engineer

Jobot

Long Beach, California, USA

Full-time

Senior Mechanical Engineer - Healthcare - Hybrid - Long Beach This Jobot Job is hosted by: Brett Tolmie Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $140,000 - $180,000 per year A bit about us: So excited to share this opportunity with one of the most impressive clients I have come across in the AEC arena in quite some time. Our client is a well-respected and award-winning leader in the consulting engineering, commissioning, and construc

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

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

Senior Thermal Lab Mechanical Engineer

Boeing Company

El Segundo, California, USA

Full-time

Senior Thermal Lab Mechanical Engineer Company: The Boeing Company We are Boeing Research & Technology (BR&T): Boeing's global research and development team creating and implementing innovative technologies that make the impossible possible and enabling the future of aerospace. We are engineers and technicians, skilled scientists and bold innovators; Join us and put your passion, determination, and skill to work building the future! #TheFutureIsBuiltHere#ChangeTheWorld Within BR&T's Mission

Principal Mechanical Engineer - Fullerton, CA (On-site)

RTX Corporation

Fullerton, California, USA

Full-time

Date Posted: 2025-07-18 Country: United States of America Location: CA531: Fullerton, CA Bldg 676 1801 West Hughes Drive Building 676, Fullerton, CA, 92834 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation

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

Senior Fluids Mechanical Engineer

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

Senior Mechanical Engineer, Stage Propulsion

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

Project Mechanical Engineer - Living

Arcadis

Los Angeles, California, USA

Full-time

Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets. We are more than 36,000 people, in over 70 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world's most complex challenges and deliver more impact together. Role description: Arcadis is seeking a Mechanical Engineer to join our Design & Engineering te

Senior Mechanical Engineer - Transit Facilities

Arcadis

Los Angeles, California, USA

Full-time

Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets. We are more than 36,000 people, in over 70 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world's most complex challenges and deliver more impact together. Role description: Arcadis is seeking a Senior Mechanical Engineer to join our Design & Enginee

Senior Mechanical Engineer - Education, Living, Retail

Arcadis

Los Angeles, California, USA

Full-time

Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets. We are more than 36,000 people, in over 70 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world's most complex challenges and deliver more impact together. Role description: Arcadis is seeking a Senior Mechanical Engineer to join our Design & Enginee

Mechanical Engineer

General Matter

Los Angeles, California, USA

Full-time

About the Company At General Matter, we are enriching uranium for commercial nuclear power. Today the US controls less than 1% of global enrichment capacity and depends on foreign state-backed entities for our nuclear fuel, whether LEU or HALEU. We are fixing this, and are driving down the cost of enrichment to accelerate the growth of nuclear energy. About This Role As a General Matter Mechanical Engineer, you will design, build, test, and own the mechanisms and mechanical structures enablin

Mechanical Engineer (New Grad)

General Matter

Los Angeles, California, USA

Full-time

About the Company At General Matter, we're strengthening America's capacity in nuclear energy to create a new set of possibilities, from generating clean energy at scale to forging energy security. With nuclear energy powering the next wave of American progress, we're ensuring our country has the fuel it needs for the next generation of reactors, no matter what's happening around the world. We are backed by top tier investors. Our lean, world-class team of engineers and operators is applying a

Mechanical Engineer (Dragon)

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 (DRAGON) A Dragon Mechanical Engineer is responsible for the continued development of critical components and the overall structural design of the most advanced human-rated spacecraft in the world.

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

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

Sr. Mechanical Engineer (Critical Infrastructure)

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 (CRITICAL INFRASTRUCTURE) As a member of the construction and infrastructure team, you will design, build, and activate some of the world's most technically advanced manufacturing facilities. Yo

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

Mechanical Engineer (Crew Starship Avionics)

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 (CREW STARSHIP AVIONICS) After 50 years, humankind will once again return to the surface of the moon using SpaceX's new vehicle, Crew Starship (also known as HLS or the Human Landing System) - this

Mechanical Engineer, User Products (Starshield)

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, USER PRODUCTS (STARSHIELD) Starshield leverages SpaceX's Starlink technology and launch capability to support national security efforts. While Starlink is designed for consumer and commercial use,