66 product development engineer jobs found in Los Angeles

Snap Inc is a technology company. We believe the camera presents the greatest opportunity to improve the way people live and communicate. Snap contributes to human progress by empowering people to express themselves, live in the moment, learn about the world, and have fun together. The Company operates Snapchat, a visual messaging app that enhances your relationships with friends, family, and the world, and Specs Inc., a wholly-owned subsidiary dedicated to making computing more human, in addition to Bitmoji, Saturn, and other digital services. Specs Inc. is a wholly-owned subsidiary of Snap Inc. dedicated to making computing more human. The company develops Specs, advanced eyewear that seamlessly integrates digital experiences into the physical world. Specs feature see-through lenses that place digital objects directly into three-dimensional space, powered by Snap OS, a proprietary, context-aware operating system designed for natural interaction with your hands and voice. Specs...

Job Summary : The Project Engineer role serves as a key technical and business partner within the Product Management organization, supporting the development, enhancement, and lifecycle management of Barksdale's valve product portfolio . This role bridges engineering, product management, sales, operations, and customers by providing technical expertise, managing product-related projects, evaluating customer applications, and supporting strategic growth initiatives. The ideal candidate combines strong engineering fundamentals with business acumen to identify customer needs, develop technical solutions, support product strategy, and lead cross-functional projects from concept through implementation. This position plays an important role in new product development, product rationalization, obsolescence management, application engineering, and customer-facing technical support as he/she works in collaboration with cross-functional teams (Finance, Supply Chain, Manufacturing,...

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...

Principal Additive Manufacturing Engineer Los Angeles, CA (in-person) About Arcturus Arcturus is creating a new wire technology stack that uses carbon nanomaterials to overcome the materials limitations of metals where performance breaks down, at real operating temperatures. Our technology is designed to significantly improve the performance of electric motors for drones and robotics, heat sinks, and ultimately the entire energy grid. Why you should join us This is a ground-floor opportunity to help build something that has never been done before. You would join as an early principal technical hire and help define how Arcturus turns metal additive manufacturing into a core company capability. This is a high-ownership individual contributor role for someone who wants to solve hard manufacturing problems, mentor others, and help build a first-of-its-kind materials platform from the ground up. Purpose We are seeking a Principal Additive Manufacturing Engineer who can...

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...

About Arcturus Arcturus is creating a new wire technology stack that uses carbon nanomaterials to overcome the materials limitations of metals where performance breaks down, at real operating temperatures. Our technology is designed to significantly improve the performance of electric motors for drones and robotics, heat sinks, and ultimately the entire energy grid. At its core, Arcturus is developing a new class of carbon nanomaterial-infused metal matrix composites for high-performance conductor applications. Why you should join us This is a ground-floor opportunity to help build something that has never been done before. You would join as a founding engineer/scientist and work closely with Arcturus' technical leads across nanomaterials, additive manufacturing, and process engineering. This is a hands-on execution role for someone who wants to move quickly, learn across disciplines, and help turn first-of-its-kind materials science into real product performance. Purpose...

About Arcturus Arcturus is creating a new wire technology stack that uses carbon nanomaterials to overcome the materials limitations of metals where performance breaks down, at real operating temperatures. Our technology is designed to significantly improve the performance of electric motors for drones and robotics, heat sinks, and ultimately the entire energy grid. Why you should join us This is a ground-floor opportunity to help build something that has never been done before. You would join as a founding engineer and become Arcturus' first additive manufacturing engineer, with the chance to define the company's metal printing strategy from the beginning. You will work directly with the Founder and CEO to shape the technical direction of our manufacturing platform and help build a category-defining materials company from scratch. Purpose We are seeking a Lead Additive Manufacturing Engineer who can own the development of Arcturus' metal printing platform across LPBF...

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,...

Role Overview: Seeking Mechanical Design Engineers and Quality Checkers with a strong Manufacturing Engineering background, specifically within the Aerospace sector. This role involves contributing to New Product Introduction and sustaining engineering projects, ensuring product quality and reliability. Key Responsibilities: Contribute to New Product Introduction (NPI) initiatives. Track and investigate in-service reliability issues. Review non-conforming materials and propose solutions. Implement production modifications as required. Fulfill Project Engineer requirements for NPI and sustaining projects. Develop methods and processes for task flow, control, and execution. Interact directly with customers to understand requirements and propose/implement technical solutions. Engage in the design and development of various modules and release processes. Work closely with customers to gather and understand project requirements. Perform data segregation and triaging...

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...

Snap Inc is a technology company. We believe the camera presents the greatest opportunity to improve the way people live and communicate. Snap contributes to human progress by empowering people to express themselves, live in the moment, learn about the world, and have fun together. The Company's three core products are Snapchat, a visual messaging app that enhances your relationships with friends, family, and the world; Lens Studio, an augmented reality platform that powers AR across Snapchat and other services; and its AR glasses, Spectacles. The Spectacles team is pushing the boundaries of technology to bring people closer together in the real world. Our fifth-generation Spectacles, powered by Snap OS, showcase how standalone, see-through AR glasses make playing, learning, and working better together. We're looking for an Electrical Engineer to join the Spectacles team! What you'll do: Own schematic design, component selection and stackup definition for boards from concept...

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 seasoned Senior Propulsion Engineer (Chemical) to join our closely integrated team,...

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...

Snap Inc is a technology company. We believe the camera presents the greatest opportunity to improve the way people live and communicate. Snap contributes to human progress by empowering people to express themselves, live in the moment, learn about the world, and have fun together. The Company's three core products are Snapchat, a visual messaging app that enhances your relationships with friends, family, and the world; Lens Studio, an augmented reality platform that powers AR across Snapchat and other services; and its AR glasses, Spectacles. Spectacles is home to our hardware products with a world-class research & development team. We are focused on pushing the boundaries of what a camera can be, specifically overlaying computing on the real world. Next Generation Spectacles are our first pair of glasses that bring augmented reality to life. We're looking for an Electrical Signal Integrity Engineer to join the Spectacles team! What you'll do: Perform detailed...