Mechanical Engineer Jobs in California

101 - 120 of 304 Jobs

Sr. Principal Mechanical Engineer - StructuralJob Title - Sr. Principal Mechanical Engineer - Structural

RTX CorporationCompany Name - RTX Corporation

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El Dorado Hills, California, USA

Full-time

Date Posted: 2025-06-11 Country: United States of America Location: CA105: Golden Foothills Sacramento 5180 Golden Foothills Parkway Suite 200, El Dorado Hills, CA, 95762 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling

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

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

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. 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

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 Stantec. Your Op

Mechanical Engineer Healthcare Facilities DesignJob Title - Mechanical Engineer Healthcare Facilities Design

StantecCompany Name - Stantec

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Sacramento, 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

Mechanical EngineerJob Title - Mechanical Engineer

General MatterCompany Name - General Matter

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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

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

StantecCompany Name - Stantec

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Sacramento, California, USA

Full-time

Lead generator mechanical engineerJob Title - Lead generator mechanical engineer

GE VernovaCompany Name - GE Vernova

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Remote

Full-time

Job Description Summary The Lead Generator Mechanical Engineer will be responsible for the design of hydro generator mechanical components for installed based projects. He/she will also be responsible to provide technical support for supply chain and site activities related to hydro generators. Job Description About Us: We are a purpose-built company leading a new era of energy - electrifying the world while simultaneously working to help decarbonize it! Our culture is built on inclusivity, d

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

Lead Mechanical Engineering (Mechanical Engineer, Staff)Job Title - Lead Mechanical Engineering (Mechanical Engineer, Staff)

Redwire SpaceCompany Name - Redwire Space

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San Jose, California, USA

Full-time

The Lead Mechanical Engineer will help guide Mechanical Engineers that support design, FEM/FEA, development, fabrication, and testing of multiple space vehicles and subsystems. You will assist with and support proposals for new spacecraft designs and development of sub-assemblies that comply with diverse launch and mission requirements. Work in this group includes include system-level architecture definition for compliance with mission requirements including a wide variety of operational dynamic

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

Lead Mechanical Engineer 2 - Government ServicesJob Title - Lead Mechanical Engineer 2 - Government Services

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

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Remote or Oak Ridge, Tennessee, USA

Full-time

Description This is a remote position with the expectation of frequent travel to a client site near Oak Ridge, Tennessee. This is a mid-level design engineering position that offers a variety of challenging opportunities in Mechanical Engineering and will provide an excellent opportunity for career advancement: Lead Mechanical design engineering efforts on a multi-disciplined project design team and apply mechanical engineering expertise to the design and analysis of special purpose equipment,

Project Mechanical Engineer - LivingJob Title - Project Mechanical Engineer - Living

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

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

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

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

ArcadisCompany Name - Arcadis

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Los Angeles, California, USA

Full-time

Senior Mechanical Engineer - Transit FacilitiesJob Title - Senior Mechanical Engineer - Transit Facilities

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 Senior Mechanical Engineer to join our Design & Enginee

Principal Mechanical EngineerJob Title - Principal Mechanical Engineer

ASML USACompany Name - ASML USA

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San Diego, California, USA

Full-time

Introduction to the role ASML US, including its affiliates and subsidiaries, bring together the most creative minds in science and technology to develop lithography machines that are key to producing faster, cheaper, more energy-efficient microchips. We design, develop, integrate, market and service these advanced machines, which enable our customers - the world's leading chipmakers - to reduce the size and increase the functionality of their microchips, which in turn leads to smaller, more pow

Project Mechanical Engineer (Transit Facilities)Job Title - Project Mechanical Engineer (Transit Facilities)

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 accountabilities: Sustainable mechanical engineering expertise: Have a solid understandin

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