34 product development engineer jobs found in Los Angeles

The Role LettrLabs is reinventing direct mail. With our own in-house handwriting robotics, we're challenging traditional direct mail manufacturing from the ground up. We're looking for a Senior Mechanical Design Engineer to own the mechanical design and development of complex electromechanical systems from concept through production - and to be instrumental in building our next-generation production automation platform. You'll take projects end-to-end: translating requirements into robust, manufacturable designs, validating them through analysis and prototyping, and seeing them through to commissioning. You'll work closely with cross-functional partners in electrical, controls, manufacturing, and quality, as well as external vendors and suppliers. This is a hands-on, high-ownership position for an engineer who is equally comfortable at a whiteboard, in CAD, and on the shop floor. Why Join Us Design the machines that make our product possible - you're not supporting a...

About Us At Antares, our long-term mission is to make clean energy abundant from Earth to the Asteroid Belt. We're fueled by the belief that advanced nuclear energy can strengthen our military, solve the climate crisis, elevate global living standards, and expand humanity's presence in outer space. To achieve our mission, we're building mass-producible, inherently safe, deployable microreactors that can be used terrestrially, underwater, and in space. The Antares team hails from SpaceX, the White House, the Pentagon, the Department of Energy, MIT, Rigetti Computing, General Atomics, Relativity Space, Ursa Major, and National Laboratories like Idaho, Oak Ridge, Los Alamos, and Savannah River. Antares has raised over $600M in venture capital from top-tier investors and has hundreds of million-dollars on contract with the military services, NASA, and the Department of Energy. About the Role As a Level I or Level II Mechanical Design Engineer in the Mission Engineering team, you...

About Us At Antares, our long-term mission is to make clean energy abundant from Earth to the Asteroid Belt. We're fueled by the belief that advanced nuclear energy can strengthen our military, solve the climate crisis, elevate global living standards, and expand humanity's presence in outer space. To achieve our mission, we're building mass-producible, inherently safe, deployable microreactors that can be used terrestrially, underwater, and in space. The Antares team hails from SpaceX, the White House, the Pentagon, the Department of Energy, MIT, Rigetti Computing, General Atomics, Relativity Space, Ursa Major, and National Laboratories like Idaho, Oak Ridge, Los Alamos, and Savannah River. Antares has raised over $600M in venture capital from top-tier investors and has hundreds of million-dollars on contract with the military services, NASA, and the Department of Energy. About the Team As a Senior Manufacturing Engineer - Fabrication at Antares, you will own the...

16640 Stagg Street | Van Nuys, CA 91406 (818) 734-5300 | CapstoneEnergyPlus.com Power Electronics Engineer Position Description Date Issued: May 2026 Department: Systems, Software & Electrical Engineering Reports to: Manager, Systems Software & Electrical Engineering Location: Van Nuys, CA Position Purpose: Capstone Energy+, INC. is seeking a Power Electronics Engineer to provide technical expertise for the development of power electronics, inverters, magnetic components, power supplies, and energy storage systems. This role participates in the requirements definition, design, fabrication, and testing of electronic modules used to generate electrical power - directly supporting Capstone's mission to deliver reliable, on-site clean energy solutions. DESTINATION STATEMENT Who we strive to be: We will be the first choice when energy matters. Our bespoke solutions solve the energy trilemma of resiliency, sustainability, and affordability....

Come Join Us! From apartments in New York to hospitals and stadiums in Dallas, libraries at prestigious universities to creating modern retail experiences, our teams contribute architectural glass and building products to projects that shape the way people live, work, heal, learn, and play. At OBE, the work of our employees truly matters. With over 6,500 employees, we operate more than 80 manufacturing and distribution facilities in five countries. You can see some of our favorite projects here. Start your journey with OBE and help us build the future. What You'll Get to Do If you're an engineer who'd rather be in the lab building a test rig than stuck behind a desk all day, this one's for you. CRL is looking for a Product Testing & Certification Engineer to own the testing & certification of the architectural hardware & fenestration products that go into commercial & residential buildings across the country. You'll be the person who takes a product from...

PPG is hiring a Calibration Test Engineer to join our team at the Sylmar, CA Plant. You will sit onsite and report to the Engineering Test Lab Supervisor. Key Responsibilities Support product design and development activities for the aircraft and armored transparency platforms. Perform physical and environmental testing of transparency assemblies manufactured for general aviation, commercial and military aircraft and land vehicles. Perform complex material and environmental tests that require fabrication of test fixtures and automated data collection systems to operate. Prepare multiple test specimens, machine test coupons and perform mechanical tests to support material requirements for production programs. Record test results and generate reports for quality assurance approval. Specify and install equipment to simulate a wide range of environmental conditions required for testing. Interpret engineering test procedure requirements and design and fabricate fixtures for...

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... Manufacturing Engineer - Effectors An advanced aerospace and defense technology company is seeking a hands-on Manufacturing Engineer to help scale next-generation interceptor and autonomous defense systems from prototype development into high-rate production. This role sits at the intersection of product engineering, manufacturing strategy, and production execution. The ideal candidate will bring strong Design for Manufacturing & Assembly (DFMA) experience, a deep understanding of producibility, and practical experience scaling hardware from low-volume development into repeatable, cost-optimized manufacturing environments. This is a highly collaborative and hands-on position for someone who enjoys working directly with...

This role is based at our headquarters in Valencia, California, and requires an on-site schedule Monday through Friday from 8:00 a.m. to 5:00 p.m. Who We Are: Sunco is one of the largest and fastest-growing online lighting retailers in the U.S.-and we're just getting started. Headquartered in sunny Valencia, CA, we're powered by an amazing team of people who bring passion, purpose, and innovation to everything they do. What We Do: We light up the world-literally Millions of customers have trusted Sunco for our energy-efficient LED lighting and our commitment to quality, value, and customer care. Whether it's a home renovation or a large-scale commercial project, our mission is to deliver top-tier lighting solutions with unbeatable service and eco-conscious impact. At Sunco, we don't just sell lights-we help our customers see things in a whole new light. Overview As a Validation Engineer II in the lighting industry, you will be responsible for developing,...

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...

Spacecraft represent the most pressing unmet need across the entire aerospace industry. As more launch vehicles come online and the cost to orbit decreases, more companies launching payloads to space continue to emerge. For the first time in history, this influx of payload companies combined with reduced launch costs has resulted in a massive increase in need for commercial spacecraft platforms, known as satellite buses. These buses hold the payloads of our customers and are flown on launch vehicles. Apex manufactures these satellite buses at scale using a combination of software, vertical integration, and hardware that is designed for manufacturing. Our spacecraft enable the future of society: ranging from earth observation to communications and more. We'd love for you to join us on our mission of providing humankind access to the galaxy beyond our planet. About the Role Apex is seeking a Chemical Propulsion Engineer to join our closely integrated team, driving the...

We are a fast-paced business with ambitious growth plans; so if you are dedicated, enthusiastic and always seeking ways to improve, you'll enjoy a career with us! Ontic is a leading global aerospace OEM trusted by the world's aviation leaders. Ontic's Chatsworth, CA, site specializes in precision engineering, MRO, and new solutions for parts at risk of obsolescence. With over 1,400 employees across four time zones and seven sites, we have more than doubled in size since 2019 and are continuing to grow at pace. Our team is looking for a Manufacturing Mechanical Design Engineer II , to join them. The Manufacturing Mechanical Design Engineer II is responsible for providing comprehensive engineering support to production operations to ensure efficient manufacturing processes, high-quality output, and continuous improvement. This role bridges design, production, and quality teams to optimize manufacturing performance and implement cost-effective solutions. To be considered for the...

About the Company General Matter is enriching uranium in America. Our mission is to restore our country's ability to make nuclear fuel. Our fuel will help power AI, manufacturing, and other critical industries. It will power our next generation of reactors. Ultimately, it will power our national ambitions. We were incubated by Founders Fund, like Anduril and Palantir before us, and we 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. About This Role As a General Matter Mechanical Engineer, you will design, build, test, and own the mechanisms and mechanical structures enabling enrichment technology. You will work closely with cross-functional teams, including electrical engineers, software engineers, chemical engineers, manufacturing engineers, nuclear...

Project Engineer / Civil Engineer - Site Development/Public Works Own Your Future at Psomas Join a 100% employee-owned firm built for long-term thinking, shared success, and meaningful impact. As our Project Engineer / Civil Engineer for our Civil Engineering team in Los Angeles, CA , you'll contribute to the planning and design of diverse development and infrastructure projects across Southern California and beyond. In this role, you'll collaborate with a dynamic team of professionals to deliver high-quality solutions for public agencies, private developers, and institutional clients. Why Psomas Shared Success: An ownership culture that rewards long-term thinking and doing what's right. Retirement Benefits: Company-funded ESOP + 401(k) with immediate match. Hybrid Flexibility: 3/2 hybrid schedule. Career Growth: Clear pathways, coaching, and leadership development. People-First Culture: Collaborative teams that invest in your development. Meaningful...

Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets. We are more than 34,000 people, in over 30 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: We are seeking a Project Water/Wastewater Pipeline Engineer to join our dynamic Water Business Line in Southern California. In this role, you will lead and support the planning, design, and construction of water and wastewater pipeline projects for municipal, utility, and private sector clients. Role accountabilities: As a Project Water/Wastewater Pipeline Engineer, you will lead and manage the design and delivery of water and wastewater pipeline projects, encompassing feasibility studies, preliminary and final design, as well as construction support. You will...

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...

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...

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...

Join a Team Where Engineering Excellence Drives Opportunity At Affiliated Engineers, Inc. (AEI) , we bring together expertise and innovation to solve the most complex challenges. Since 1978, we've supported mission-driven organizations in designing systems and environments that advance society and improve lives. Today, with more than 1000 professionals across 23 offices, we help shape the future of healthcare, science and technology, energy, education, and other vital sectors. From elevating patient care in Mayo Clinic's world-class hospitals to enabling discovery in high-containment laboratories for U.S. agencies and driving environmental progress with Microsoft's renowned Thermal Energy Center, our work enriches the human experience, safeguards the environment, and pushes the boundaries of possibility. AEI consistently earns national recognition from leading industry publications, including Building Design+Construction, Engineering News-Record, and Consulting-Specifying...

BKF is a multi-service infrastructure consulting firm providing civil engineering, construction management, environmental, planning, and surveying services across California, the Pacific Northwest, and beyond. With offices throughout California and the Portland area, BKF has served transportation, water resources, land development, government, and federal clients for over 110 years. At BKF, you'll find a unique opportunity to grow your career with intention. Our culture values professional autonomy, innovation, and meaningful collaboration across offices. We are proud to be recognized with the Great Place to Work certification for the second year in a row. We are seeking an experienced Civil Engineer with a strong background in Land Development to lead project delivery, provide technical leadership, and support team development. In this role, you will manage projects of varying size and complexity, collaborate closely with clients and multidisciplinary teams, mentor junior staff,...

Collaborative people. Progressive builders. Consistently recognized as a best workplace, and for our commitment to safety, sustainability, and community partnerships, BNBuilders hires the very best in the construction industry and strives to create an environment that encourages innovation, responsibility, and client satisfaction. If you are looking to be a part of an open, supportive team and receive exciting challenges that promote personal and professional growth, look no further than BNBuilders! JOB SUMMARY: The Senior Project Engineer assists and supports the Project Manager on assigned projects. The position works under direct supervision, performs routine daily activities, and gathers and distributes information. SALARY RANGE: $85,000 - $140,000 annually (companywide) BENEFITS: Group medical, vision, and dental insurance, including a choice of two benefit plans - a PPO plan and a High Deductible/ Health Savings Account plan with company contribution to HSA....