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16 mechanical engineer jobs found in Sunnyvale, CA

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Lockheed Martin
Mar 05, 2026
Mechanical Engineer - Thermal Analysis (Level II)
Lockheed Martin Sunnyvale, CA, USA
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 solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. For over 60 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s mission...
Lockheed Martin
Feb 11, 2026
Mechanical Engineer - Thermal Analysis (Level II)
Lockheed Martin Sunnyvale, CA, USA
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 solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. For over 60 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s mission...
Lockheed Martin
Jan 09, 2026
Mid-Career Mechanical Engineer
Lockheed Martin Sunnyvale, CA, USA
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 solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. What does this role look like? The Terminal High Altitude Area Defense (THAAD) program...
Lockheed Martin
Jan 06, 2026
Senior Mechanical Engineer - Dynamics
Lockheed Martin Sunnyvale, CA, USA
Description: ***The start date for this position is anticipated to be April 2026 *** 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 solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. For over 60...
Lockheed Martin
Dec 11, 2025
Mechanical Engineer - Dynamics - Secret clearance
Lockheed Martin Sunnyvale, CA, USA
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 solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. For over 60 years, the Fleet Ballistic Missile (FBM) team has supported the Navy’s...
Lockheed Martin
Jan 09, 2026
Propulsion Mechanical Engineer - mid career
Lockheed Martin Sunnyvale, CA, USA
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 solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. What does this role look like? The Terminal High Altitude Area Defense (THAAD) program...
Lockheed Martin
Feb 14, 2026
Mechanical Engineering Asc. Mgr.
Lockheed Martin Sunnyvale, CA, USA
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 solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. As a Mechanical Engineering – Associate Manager, you can expect to manage definition,...
Lockheed Martin
Mar 05, 2026
Materials Engineer Associate
Lockheed Martin Sunnyvale, CA, USA
Description: "Ahead of Ready" By bringing together people that use their passion for purposeful innovation, at Lockheed Martin we keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. With our employees as our priority, we provide career opportunities designed to propel development and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. At Lockheed Martin, we place an emphasis on empowering our employees by fostering innovation, integrity, and exemplifying the epitome of corporate responsibility. Your Mission is Ours. Lockheed Martin Space is seeking a full-time Early Career Materials Engineer in its Sunnyvale Campus in California. In this role, you will work in an engineering materials laboratory developing test plans and performing...
Lockheed Martin
Feb 27, 2026
System Integration Test Engineer - Early Career
Lockheed Martin Sunnyvale, CA, USA
Description: By bringing together people that use their passion for purposeful innovation, at Lockheed Martin we keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. With our employees as our priority, we provide diverse career opportunities designed to propel development and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. At Lockheed Martin, we place an emphasis on empowering our employees by fostering innovation, integrity, and exemplifying the epitome of corporate responsibility. Your Mission is Ours. Lockheed Martin Space is seeking a System Integration Test Engineer in Sunnyvale, California. The MUOS satellite testing program requires a candidate highly motivated to ensure our mechanical and electrical test procedures are developed and...
Lockheed Martin
Feb 19, 2026
Guidance, Navigation, & Control Engineer (Senior, Level III) - Secret
Lockheed Martin Sunnyvale, CA, USA
Description: About Lockheed Martin Space : 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 solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you About the Role : We are seeking an experienced...
Lockheed Martin
Feb 10, 2026
Systems Engineer - Hardware In the Loop (HWIL)
Lockheed Martin Sunnyvale, CA, USA
Description: "Ahead of Ready" At Lockheed Martin, we are shaping the future of space exploration and defense. As a leader in the industry, we are known for our pioneering spirit, collaborative partnerships, innovative thinking, and commitment to building remarkable products. Our team is dedicated to making a positive impact on the world by leveraging our unique skills and experiences to tackle some of the world's most complex engineering challenges. And we’re reimagining how space can connect us, ensuring security and prosperity. We are passionate about delivering exceptional results and creating a better tomorrow. Lockheed Martin is looking for a dynamic, hardworking Systems Engineer - Hardware in the Loop (HWIL) to support a new missile defense program. In this role, you will report to the Systems Engineering Manager, and your responsibilities may include, but are not limited to the following: • Support the Program's HWIL development and integration efforts • Work...
Lockheed Martin
Feb 10, 2026
Systems Engineer - Hardware In the Loop (HWIL), Advanced-Career
Lockheed Martin Sunnyvale, CA, USA
Description: "Ahead of Ready" At Lockheed Martin, we are shaping the future of space exploration and defense. As a leader in the industry, we are known for our pioneering spirit, collaborative partnerships, innovative thinking, and commitment to building remarkable products. Our team is dedicated to making a positive impact on the world by leveraging our unique skills and experiences to tackle some of the world's most complex engineering challenges. And we’re reimagining how space can connect us, ensuring security and prosperity. We are passionate about delivering exceptional results and creating a better tomorrow. Lockheed Martin is looking for a dynamic, hardworking Systems Engineer - Hardware in the Loop (HWIL) to support a new missile defense program. In this role, you will report to the Systems Engineering Manager, and your responsibilities may include, but are not limited to the following: • Support the Program's HWIL development and integration efforts • Work...
Lockheed Martin
Feb 10, 2026
Systems Engineer - Hardware In the Loop (HWIL), Mid-Career
Lockheed Martin Sunnyvale, CA, USA
Description: "Ahead of Ready" At Lockheed Martin, we are shaping the future of space exploration and defense. As a leader in the industry, we are known for our pioneering spirit, collaborative partnerships, innovative thinking, and commitment to building remarkable products. Our team is dedicated to making a positive impact on the world by leveraging our unique skills and experiences to tackle some of the world's most complex engineering challenges. And we’re reimagining how space can connect us, ensuring security and prosperity. We are passionate about delivering exceptional results and creating a better tomorrow. Lockheed Martin is looking for a dynamic, hardworking Systems Engineer - Hardware in the Loop (HWIL) to support a new missile defense program. In this role, you will report to the Systems Engineering Manager, and your responsibilities may include, but are not limited to the following: • Support the Program's HWIL development and integration efforts • Work...
Lockheed Martin
Jan 14, 2026
Instrumentation and Test Engineer
Lockheed Martin Sunnyvale, CA, USA
Description: Seeking an Instrumentation and Data Acquisition Test Engineer to lead the setup and operation of instrumentation and data acquisition systems during the execution of component, subsystem, and system level environmental, Modal, deployment, and integration testing. Work closely with technical experts and test support staff to meet the needs of the programs. Advise customers and labs of measurement capabilities and limitations, and make recommendations to ensure success. Prepare work instructions for instrumentation installation and checkout. Lead technician and team efforts to execute instrumentation tasks. Configure, operate and troubleshoot data acquisition systems, instrumentation, and automated test equipment. Develop and review test procedures. Setup and execute Modal testing and perform post test data review. Support test discrepancy resolution and other troubleshooting activities. Prepare and disseminate test results, reports, and analysis. Basic Qualifications:...
Lockheed Martin
Feb 07, 2026
Mechanical Ground Support Equipment Associate Manager
Lockheed Martin Sunnyvale, CA, USA
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 solutions, focusing on resiliency and urgency through our 21st Century Security® vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the workforce to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity. Join us in shaping a new era in space and find a career that's built for you. Come work with multidisciplinary engineers focused on delivering world class Mechanical...
Lockheed Martin
Jan 15, 2026
Electromechanical Engineering Associate Manager, Cables and Harness
Lockheed Martin Sunnyvale, CA, USA
Description: Join Our Team as an Electromechanical Engineering Associate Manager where you join the team that creates Wire Harness and Cable Design for space applications! The team supports multiple lines of business at Lockheed Martin which means you could be designing packaging systems for the next mission to Mars or the next generation of GPS satellites. Location: This position does not support teleworking ; you will be located near our Lockheed Martin Space facility in: Sunnyvale CA and be expected to work a flexible 9x80 schedule in the office full-time. What does this role look like? You will provide leadership, functional management and technical direction to a team of engineers responsible for electromechanical engineering research, design, development, and production support for the Harness Core Team. Key activities you will accomplish in this role: As a Manager of Cable and Harness Design, you will be responsible to provide the functional directorate,...
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