Mechanical Engineer I Jobs in California

21 - 40 of 276 Jobs

Senior Mechanical Engineer - ThermaJob Title - Senior Mechanical Engineer - Therma

Legence Therma LLCCompany Name - Legence Therma LLC

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San Jose, California, USA

Full-time

Therma, a Legence company For over 50 years, Therma has continued to redefine the mechanical construction landscapes in California. Renowned for outstanding client service and attention to detail, we balance innovative, facility-specific solutions with a pragmatic, cost-conscious approach. Today, the firm employs more than 1,100 people in 3 regional offices, and its clients represent a diverse range of market sectors, including Biopharmaceutical, Education, Healthcare, Food & Beverage, Commerci

Project Mechanical Engineer - EducationJob Title - Project Mechanical Engineer - Education

ArcadisCompany Name - Arcadis

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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

Mechanical Sales EngineerJob Title - Mechanical Sales Engineer

JobotCompany Name - Jobot

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Los Angeles, California, USA

Full-time

A growing but established family owned business is searching for Sales Engineer to join their team! This company, established in 1977, provides state of the art air cleaning systems for a variety of industries. This Jobot Job is hosted by: Alex Luhrsen Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $75,000 - $150,000 per year A bit about us: A growing but established family owned business is searching for Sales Engineer to join their team!

Mechanical Sales EngineerJob Title - Mechanical Sales Engineer

JobotCompany Name - Jobot

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Santa Clarita, California, USA

Full-time

Mechanical Sales EngineerJob Title - Mechanical Sales Engineer

JobotCompany Name - Jobot

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Pasadena, California, USA

Full-time

Mechanical Sales EngineerJob Title - Mechanical Sales Engineer

JobotCompany Name - Jobot

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Bakersfield, California, USA

Full-time

Mechanical Sales EngineerJob Title - Mechanical Sales Engineer

JobotCompany Name - Jobot

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Santa Maria, California, USA

Full-time

Mechanical Engineer - Healthcare - P2SJob Title - Mechanical Engineer - Healthcare - P2S

Legence Therma LLCCompany Name - Legence Therma LLC

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Irvine, California, USA

Full-time

P2S stands as a provider of professional engineering services to a broad range of markets, including higher education, healthcare, ports/harbors, industrial, entertainment, commercial, laboratories, municipal, and federal sectors. Our specialties include electrical, mechanical, plumbing, fire protection, and technology integration. Our offered services range from engineering and commissioning to construction management. With over 300 dedicated employees, P2S is an internationally recognized lead

Staff Mechanical Engineer, Precision Motion ControlJob Title - Staff Mechanical Engineer, Precision Motion Control

10x GenomicsCompany Name - 10x Genomics

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Pleasanton, California, USA

Full-time

About The Role We are seeking an expert and thought leader to join our Hardware Engineering group as a Staff Mechanical Engineer. This role is focused on the mastery of precision motion control, requiring deep, hands-on expertise in control systems theory and servo tuning to achieve nano-scale resolution for our next-generation instruments. You will take on full leadership of critical projects, guiding the development of cutting-edge mechanical technologies. You will have significant influence

Senior Staff Engineer, Mechanical SimulationJob Title - Senior Staff Engineer, Mechanical Simulation

Samsung Electronics AmericaCompany Name - Samsung Electronics America

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San Jose, California, USA

Full-time

Please Note: To provide the best candidate experience amidst our high application volumes, each candidate is limited to 10 applications across all open jobs within a 6-month period. Advancing the World's Technology Together Our technology solutions power the tools you use every day--including smartphones, electric vehicles, hyperscale data centers, IoT devices, and so much more. Here, you'll have an opportunity to be part of a global leader whose innovative designs are pushing the boundaries o

Sr. Principal Thermal, Automation and Mechanical EngineerJob Title - Sr. Principal Thermal, Automation and Mechanical Engineer

Marvell Semiconductor Inc.Company Name - Marvell Semiconductor Inc.

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Westlake Village, California, USA

Full-time

About Marvell Marvell's semiconductor solutions are the essential building blocks of the data infrastructure that connects our world. Across enterprise, cloud and AI, automotive, and carrier architectures, our innovative technology is enabling new possibilities. At Marvell, you can affect the arc of individual lives, lift the trajectory of entire industries, and fuel the transformative potential of tomorrow. For those looking to make their mark on purposeful and enduring innovation, above and be

Mechanical EngineerJob Title - Mechanical Engineer

JobotCompany Name - Jobot

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Vista, California, USA

Full-time

Excellent Opportunity to Join a Fast Growing Manufacturing Company! Competitive Salary and Stellar Benefits! This Jobot Job is hosted by: Jaclyn D'Amore Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $85,000 - $100,000 per year A bit about us: We are seeking an experienced Manufacturing Engineer with a strong background in project management and regulated manufacturing environments. This individual will drive continuous improvement, optimi

Mechanical EngineerJob Title - Mechanical Engineer

FlextronicsCompany Name - Flextronics

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Fontana, California, USA

Full-time

Job Posting Start Date 07-30-2025 Job Posting End Date 09-29-2025 Crown Technical Systems, a Flex Company, is a leader in power distribution and protection systems concentrating on sophisticated, state-of-the-art relay and control panels, medium voltage switchgear, and enclosures (power/control buildings/ E-Houses). We specialize in customized, turn-key solutions that ensure safe, secure, and reliable power distribution. Working at Crown Technical Systems offers a dynamic and rewarding career

Mechanical Engineer - ThermaJob Title - Mechanical Engineer - Therma

Legence Therma LLCCompany Name - Legence Therma LLC

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San Jose, California, USA

Full-time

Mechanical EngineerJob Title - Mechanical Engineer

JacobsCompany Name - Jacobs

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Ridgecrest, California, USA

Full-time

Amentum is seeking an experienced Mechanical Engineer with the technical expertise to implement solutions, evaluate products, and build upon an infrastructure that supports the changing needs of our customers. In this role, the Mechanical Engineer will be responsible for preparing and/or maintaining operations documentation, procedures, and methods including user manuals and reference manuals. Provides or coordinates special documentation services as required. Competent to work at a high level o

Senior Mechanical EngineerJob Title - Senior Mechanical Engineer

ArcadisCompany Name - Arcadis

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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: Our growing team in California is seeking an experienced Water and Wastewate

Staff Mechanical Engineer R&DJob Title - Staff Mechanical Engineer R&D

Johnson & JohnsonCompany Name - Johnson & Johnson

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Remote or Santa Clara, California, USA

Part-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

Lighting Mechanical EngineerJob Title - Lighting Mechanical Engineer

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

Mechanical Engineer - Mid Level (Hybrid)Job Title - Mechanical Engineer - Mid Level (Hybrid)

Barr EngineeringCompany Name - Barr Engineering

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Remote or Ann Arbor, Michigan, USA

Full-time

The role - what you'll do Barr is seeking a mechanical engineer to join our team. In this hybrid role, you will support the Engineering and Design business unit, working with multidisciplinary project teams to serve industrial clients in the power generation, oil and gas, mining, and manufacturing sectors. You will use your expertise to develop and review engineering calculations, system specifications, and construction drawings; select equipment and components; and guide project execution from

Senior Launch Mechanical EngineerJob Title - Senior Launch Mechanical Engineer

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