309 mechanical systems engineer jobs found

Company Overview Imagine a piloted air taxi that takes off vertically, then quietly carries you and your fellow passengers over the congested city streets below, enabling you to spend more time with the people and places that matter most. At Joby, we've been working to make that dream a reality since 2009 and we're now in the final stages of certifying our aircraft with the FAA. With plans to launch our aircraft in the US and Dubai, we're now scaling manufacturing and preparing for the launch of our commercial service. Overview About the GSE Team The Ground Support Equipment team designs and builds the charging and thermal conditioning infrastructure that keeps Joby's eVTOL fleet flying. We develop everything from stationary high-power dispensers and charge handles to mobile all-in-one charging systems - hardware that must work reliably in airports, vertiports, and remote sites around the world. We're a small, high-ownership team: everyone here owns hardware from napkin...

About the Role Bright Silicon Technologies, located in Pleasanton, Ca, is seeking a Lead Systems Engineer to lead the optomechanical design and architecture of our Free-Space Optical (FSO) terminal. You will be responsible for transforming functional block diagrams and project requirements into precision Pointing, Acquisition, and Tracking (PAT) hardware capable of maintaining tight line-of-sight lock on airborne targets. What You'll Do Drive System Architecture: Translate product specifications and government program goals into technical system requirements, developing Interface Control Documents (ICDs), and coordinate teams to deliver a dynamic Pointing, Acquisition, and Tracking (PAT) optomechanical system for line-of-sight acquisition of dynamic airborne targets and free-space optical communications. Transform Concepts into Physical Hardware: Take conceptual system block diagrams and product requirements (sketches, functional flows, concept powerpoints), translate...

Please note that we are unable to provide visa sponsorship for this position. Recruiting agencies: Proper Voltage does not accept unsolicited candidate submissions. Please do not contact any employees directly unless you have an existing engagement with the company. About Proper Voltage Proper Voltage is unlocking the next generation of battery technology across robotics, data centers, and defense. We're building intelligent battery systems that make advanced chemistries (sodium-ion, lithium-titanate, lithium-silicon) work in products that were never designed for them. Humanoid robots can upgrade power systems without redesigning their entire platform. Data centers get safer, cheaper backup power. Drones and autonomous vehicles get higher energy density without lengthy integration cycles. If you want to work on hard engineering problems that matter this is the place. Job Overview We're looking for an experienced mechanical engineer to take ownership of...

Location: The Greater Los Angeles Metropolitan Area, CA (Onsite) If you're interested in learning more about this opportunity or beginning the interview process, feel free to connect directly via LinkedIn: LinkedIn: https://www.linkedin.com/in/ra... Principal Mechanical Engineer - Launcher Systems An advanced aerospace and defense technology company is seeking a highly experienced Principal Mechanical Engineer to lead the architecture, design, and integration of next-generation launcher systems supporting UAV and missile platforms. This role will own launcher hardware development from concept definition through production and deployment across mobile ground and maritime applications. The ideal candidate brings deep launcher system expertise, strong electro-mechanical integration capability, and direct experience designing ruggedized hardware for harsh operational environments. This is a highly hands-on technical leadership role suited for engineers who thrive in fast-moving...

Company Description: Critical Energy is an innovative, early-stage, venture-backed cleantech company on a mission to accelerate the global energy transition through abundant, low-cost clean energy. Founded by an ex-SpaceX engineer, Critical Energy designs and manufactures factory-built, modular power plants. These rapidly deployable systems convert heat into electricity using a closed-loop thermodynamic cycle and can be installed in just weeks. Critical Energy's technology delivers high-efficiency, 24/7 power for geothermal applications and waste heat recovery (including from data center gas turbines), making clean energy practical and cost-effective for demanding sectors like AI hyperscalers and data centers. Backed by top climate and technology investors, Critical Energy is scaling rapidly. Our Mission: To build an abundant, low-cost, 100% clean energy future through groundbreaking geothermal innovation. We are a team of passionate engineers, designers, and visionaries...

Hadrian - Manufacturing the Future Hadrian is building autonomous factories to reindustrialize America. By combining AI, advanced software, robotics, and full-stack manufacturing, we help aerospace and defense companies build rockets, satellites, aircraft, ships, and other mission-critical systems up to 10x faster and at significantly lower cost. Following our $1.37B Series D at a $7.87B valuation, Hadrian is rapidly expanding our manufacturing footprint, launching new capabilities across welding, casting, forging, electronics, additive manufacturing, and more, while scaling our Factory-as-a-Service platform to transform how critical products are built. Backed by leading investors including JPMorgan Chase, Valor Equity Partners, Andreessen Horowitz, Founders Fund, 137 Ventures, Lux Capital, T. Rowe Price, and Morgan Stanley, we're building the future of American manufacturing-and looking for exceptional people to help make it happen. If you're ready to take on the most...

About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders. Why This Role Matters This role is critical to design assembly and integration for testing key components of...

Job Description At EXP, we're driven to provide innovative solutions for the world's built and natural environments. As a team of engineers, architects, designers, scientists, creators and a community of professionals, we bring diverse and talented people together to solve the world's most complex challenges. Here, you join a team that leverages differences, harnesses their entrepreneurial spirit in an employee-owned company, that believes diversity is what gives us strength, seeks sustainable results and shares ambitions for each other, our clients and the communities we are part of and serve. To be a part of EXP means to have your own experience, while staying connected to a global network of professionals, who believe we are a part of something bigger. Together, we are EXP. Are you ready to design your future? Be our next Senior Plumbing Engineer in San Francisco, California or Walnut Creek, California! Your work environment at EXP EXP is seeking an experienced and...

P2S|CMTA 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 400 dedicated employees on the West Coast, P2S|CMTA is an internationally recognized leader in many of the key markets we serve. We provide a blend of innovation and technical excellence in delivering green solutions that enhance and sustain the built, natural, and social environments. Currently, we have offices in Long Beach, Seattle, Irvine, San Diego, Los Angeles, and San Jose. Are you an Electrical Engineer with 10+ years of experience looking to grow your career? Join our award-winning team. Recognized as a Best Place to Work for the past 15...

Who we are Neros is a defense technology company rebuilding America's drone industrial base. We design and manufacture high-performance unmanned systems that are tested in combat, iterated at startup speed, and built at massive scale. Our team culture is fast, hands-on, and obsessed with closing the gap between design and deployment. As drones transform the character of warfare, Neros is delivering the systems the West needs to compete on the modern battlefield and deter the adversaries of democracy. We're hiring engineers, operators, and builders who want to move fast, take on extreme ownership, and get capability into the hands of warfighters in months, not years. What you will be doing As a Senior Mechanical Engineer at Neros, you will own key components and subsystems within our products, starting from the conceptual design phase all the way through mass production. This is a dynamic and exciting role at a rapidly growing startup and presents an opportunity to be a...

Career Area: Engineering Job Description: Your Work Shapes the World at Caterpillar Inc. When you join Caterpillar, you're joining a global team who cares not just about the work we do - but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here - we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it. Solar Turbines is looking for a motivated team member to work on New Product Introduction (NPI) using the agile development process. The Principal NPI Mechanical Engineer is responsible for driving the development and delivery of new turbomachinery products from concept through beneficial use. This role leads mechanical design efforts, evaluates and refines design solutions, and ensures they are safe, high-quality, and cost-effective. Success in this...

Career Area: Engineering Job Description: Your Work Shapes the World at Caterpillar Inc. When you join Caterpillar, you're joining a global team who cares not just about the work we do - but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here - we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it. Solar Turbines is looking for a motivated team member to work on New Product Introduction (NPI) using the agile development process. The Senior NPI Mechanical Engineer is responsible for driving the development and delivery of new turbomachinery products from concept through beneficial use. This role is responsible for mechanical design efforts, evaluates and refines design solutions, and ensures they are safe, high-quality, and cost-effective. Success...

Astranis builds advanced satellites for high orbits, expanding humanity's reach into the solar system. Today, Astranis satellites provide dedicated, secure networks to highly-sophisticated customers across the globe- large enterprises, sovereign governments, and the US military. With five satellites on orbit and many more set to launch soon, the company is servicing a backlog of more than $1 billion of commercial contracts. Astranis is the preferred satellite communications partner for buyers with stringent requirements for uptime, data security, network visibility, and customization. Astranis has raised over $750 million from some of the world's best investors, from Andreessen Horowitz to Blackrock and Fidelity, and employs a team of 450 engineers and entrepreneurs. Astranis designs, builds, and operates its satellites out of its 153,000 sq. ft. headquarters in Northern California, USA. Senior CAD Engineer As an Astranis Senior CAD Engineer you will be a leader in the design...

Overview The Mechanical Engineer III position is an exciting opportunity to join PM Group's quickly growing San Francisco area team located out of Pleasanton, CA . Together we will all be sharing knowledge, learning, growing, and continuing to be an integral part of supporting PM Group's ongoing expansion in the US. Our office will be executing cutting-edge projects for Cell & Gene Therapy, Biologics, and Pharma facilities - from feasibility through to qualification - for both local and international clients. Together with our clients and partners, we will deliver projects that improve the everyday lives of people across the globe. We are looking for an Engineer who enjoys client interaction as well as the technical aspects of the position. This individual needs to have an understanding of the technical aspects of mechanical design engineering including but not limited to HVAC, plant & process utilities, plumbing, and compressed gas systems design. The ability to...

Job Type Full-time Description Join the Teknova Team and Help Shape the Future of Health When you join the Teknova team, you're helping to create the future of health. Our customers are working to discover novel therapies that will help people everywhere live longer, healthier lives. We make sure they have a reliable supply of the essential ingredients they need to succeed, and every member of our team plays an important role. Job Overview We are seeking an exceptional Senior Mechanical Engineer to design, develop, and validate semi- and fully automated production equipment. This is a hands-on role for someone who finds creative, sound engineering solutions to challenging problems, with a strong focus on quality, reliability, and execution. You will collaborate closely with cross-functional teams including Quality, Facilities, MSAT, and Operations and provide technical leadership and mentorship to junior engineers. Our Culture : At Teknova, our culture is all about...

Company Overview Imagine a piloted air taxi that takes off vertically, then quietly carries you and your fellow passengers over the congested city streets below, enabling you to spend more time with the people and places that matter most. Since 2009, our team has worked steadily to make this dream a reality. We've designed and tested many generations of prototype aircraft capable of serving in a network of electric air taxis. We're looking for talented, committed individuals to join our team as we push onward toward certifying the Joby aircraft, scaling our manufacturing, and launching our initial commercial service. Overview Joby Aviation is seeking a Quality Engineer, Metrology, who is a highly organized, passionate individual to join our quality engineering team. This Metrology Quality Engineering role is responsible for the development, implementation, and verification of metrological inspection systems, methods, and processes at Joby Aviation. The ideal candidate will...

Company Overview Imagine a piloted air taxi that takes off vertically, then quietly carries you and your fellow passengers over the congested city streets below, enabling you to spend more time with the people and places that matter most. At Joby, we've been working to make that dream a reality since 2009 and we're now in the final stages of certifying our aircraft with the FAA. With plans to launch our aircraft in the US and Dubai, we're now scaling manufacturing and preparing for the launch of our commercial service. Overview Working as a mechanical design engineer you will play a key role with design, development, and certification of advanced propeller systems for next-generation aircraft. You will collaborate with multidisciplinary engineering teams - including analysis, test, manufacturing, and certification teams - to develop and certify the Joby propeller systems. Responsibilities Support across all phases of the design cycle, concept & optimization,...

About the Company General Matter is enriching uranium in America. Our goal is to design, build, and operate the world's lowest-cost enrichment services in the United States. Our mission is to restore America's ability to produce nuclear fuel-fuel that will power AI, advanced manufacturing, critical industries, and the next generation of nuclear reactors. Ultimately, our work will help power national ambitions and enable a high-energy society. We were incubated by Founders Fund, like Anduril and Palantir before us, and are backed by top-tier investors. Our lean, world-class team of engineers and operators is applying a first-principles approach to solving the problem of nuclear fuel production. We are a mission-driven company with a culture of urgency, accountability, and transparency. Help us build a high-energy society by making the cleanest, safest form of baseload energy the most affordable. About This Role As a Structural Design Engineer, you will play a...

About the Company General Matter enriches uranium. We are designing, building, and operating the world's lowest-cost enrichment services, here in the US. In the process, we are restoring America's ability to produce nuclear fuel to power AI, advanced manufacturing and critical industries our country relies on to remain competitive. Fuel drives the cost of advanced reactor electricity production, and enrichment drives the cost of the fuel that advanced reactors consume. Reliable, low-cost enrichment is the catalyst for the nuclear Renaissance now under way. Our mission is to make nuclear not only the cleanest and safest source of baseload power, but also the most affordable. We believe abundant nuclear energy will lead to a post-scarcity society. We were incubated inside Founders Fund, like Anduril and Palantir before us, and are backed by over a dozen of the world's top venture capital firms. Our lean, world-class team of engineers and operators is applying a...

Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-BAT aircraft, and Aechelon simulation and synthetic reality technologies. With offices and facilities across the U.S., Europe, the Middle East, and Asia-Pacific, Shield AI's technology actively supports operations worldwide. For more information, visit www.shield.ai. Follow Shield AI on LinkedIn, X, Instagram, and YouTube. Shield AI is seeking a Senior Manager of Mechanical Engineering to build and lead the team responsible for all mechanical design, thermal, and harnessing in the X-BAT aircraft and ground vehicle. You will establish the technical vision, hire top tier engineers, and partner with all other engineer team leads to execute cross-functionally. Extreme ownership is expected where your team will carry designs from concept through manufacturing. Team leads and managers at...