Propulsion Engineer (Mid-Senior Level)

ABOUT ROCKET LABRocket Lab is a pioneering end-to-end space solutions provider dedicated to making space accessible. We offer responsive launch services, comprehensive spacecraft design and manufacturing, payloads, satellite components, and more. Our mission is to facilitate scientific exploration, Earth observation, and vital initiatives addressing climate change and national security. Our innovative rockets and satellites enable some of the most ambitious space missions globally.Our Electron rocket has gained recognition as the second most frequently launched U.S. rocket each year, successfully delivering over 230 satellites to orbit. We are also developing Neutron, a medium-lift, reusable launch vehicle designed for deploying larger satellite constellations. Our Space Systems division designs and manufactures a diverse range of satellites, payloads, and components, including those chosen to support NASA missions to the Moon and Mars and elements utilized in the James Webb Space Telescope.NEUTRONNeutron is set to revolutionize space launch capabilities with its medium lift capabilities, designed for tomorrow's mega-constellations, high assurance payloads, and human spaceflight. This highly reusable platform promises a cost-effective and reliable solution, leveraging our proven track record with the Electron program. Join our high-performing team to push the boundaries in developing reusable liquid launch vehicles!SENIOR / PRINCIPAL PROPULSION ENGINEERIn your role as Senior/Principal Propulsion Engineer, you will be pivotal in the development, testing, and operation of the Archimedes Engine family, integral to the Neutron rocket program. You will be responsible for subsystems and engine operation, leading design, analysis, testing, and operational readiness. Your expertise will guide testing campaigns, data analysis, and design refinements to enhance reliability and operational efficiency.This position requires substantial technical expertise, autonomy, and the ability to synchronize teams and projects to meet program objectives. Principal Engineers are expected to provide substantial value beyond their immediate teams, influencing cross-functional collaborations and contributing to organizational success.

Join Relativity Space as a Senior Propulsion Engineer within our Integrated Design team, where innovative minds collaborate to revolutionize the aerospace industry. In this advanced role, you will leverage your expertise to design, develop, and optimize propulsion systems for our next-generation launch vehicles. Your contributions will play a vital role in enhancing our capabilities and driving the success of our missions.

Join Relativity Space as a Senior Propulsion Technician and play a pivotal role in revolutionizing space technology. In this position, you will be responsible for testing, assembling, and troubleshooting propulsion systems, working closely with our engineering teams. Your expertise will contribute to our mission of building the world’s first fully 3D-printed rocket.

At Relativity Space, we are revolutionizing the aerospace industry by designing cutting-edge rockets to meet today's demands and pave the way for tomorrow's innovations. Our Terran R vehicle is set to deliver payloads into orbit, addressing the increasing need for launch capabilities. Achieving success with Terran R will not only transform commercial spaceflight but will also open new avenues for scientific exploration and technological advancements. Joining our team means embracing a culture of autonomy, ownership, and significant impact at every level. Here, you will go beyond merely executing tasks; you will tackle unprecedented challenges, contributing to the development of a rocket, a factory, and a pioneering business from the ground up. Collaborate across various disciplines—be it propulsion, manufacturing, software, avionics, or corporate functions—shaping crucial decisions and witnessing your contributions come to fruition in record time. Relativity is where creativity meets technical excellence, and your input will help shape the narrative of our collective journey. Now is an opportune moment to make your mark on our product, processes, and culture, as we advance with tangible momentum on the Terran R. The most impactful work of your career awaits you. Come join us!

At Relativity Space, we are revolutionizing space travel by developing advanced rockets to meet today's demands and tomorrow's innovations. Our Terran R vehicle is designed to deliver customer payloads to orbit, responding to the increasing need for launch capacity. This is just the beginning; achieving commercial success with Terran R will create new avenues for scientific advancement, exploration, and groundbreaking innovation. When you join Relativity, you become part of a culture that values autonomy, ownership, and impactful contributions at every level. Here, you will not just perform tasks; you will tackle unprecedented challenges, aiding in the development of a rocket, a manufacturing facility, and a thriving business from the ground up. Whether your expertise lies in propulsion, manufacturing, software, avionics, or corporate functions, you will collaborate across diverse teams, influence key decisions, and witness your contributions take shape rapidly. Relativity is a place where creativity meets technical excellence, and your insights will help shape the narrative we are building together. This is a unique moment where you can leave a significant impression on the product, the processes, and the culture, as Terran R gains momentum. The most meaningful work of your career is awaiting your involvement. Join us on this exciting journey.

Join Relativity Space as a Senior Propulsion Test Lead Engineer where you will play a pivotal role in our mission to revolutionize space travel. In this exciting position, you will lead the propulsion test team, ensuring the successful testing and validation of propulsion systems for our innovative rocket designs.Your responsibilities will include developing test plans, overseeing test execution, and analyzing data to provide insights that drive product improvements. You will work closely with design and manufacturing teams to ensure alignment on project goals and timelines.

About Odys AviationAt Odys Aviation, our mission is clear: we are committed to creating safe and sustainable aircraft that significantly reduce travel time on the world’s busiest routes. Our flagship aircraft, Alta, allows travelers to bypass the common frustrations of large airports by utilizing city helipads and local airports for journeys under 1,000 miles—representing approximately 40% of all flights. This innovative approach also contributes to a notable average reduction of 76% in CO2 emissions across billions of flight miles.To achieve our vision, we have initiated the development of our UAV, named Laila, aimed at revolutionizing commercial logistics, medical transport, humanitarian assistance, disaster relief, and defense operations. We are collaborating with reputable launch partners including Fiji Airways, Honeywell, Aramex, and the US Navy, with our first deployments set for 2026 and firm orders already secured.Our team comprises seasoned engineers from both deep tech and aerospace sectors, dedicated to rapid iteration processes and mastering the aircraft certification journey. Our collective experience includes developing custom drones, producing multiple automotive platforms, and innovating electrified transportation solutions—from those that levitate magnetically to those that fly. We have been honing our skills and expertise throughout our careers to meet this exciting challenge.Key ResponsibilitiesUtilize fundamental electrical engineering principles to design, assess, and enhance electrical systems and subsystems.Develop and execute battery test profiles, including performance assessment and validation tasks.Aid in the development of Battery Management System (BMS) hardware and software, focusing on safety and protection features.Create and document aircraft-grade wire and cable harnesses utilizing Rapid Harness or comparable tools.Construct, assemble, modify, test, and troubleshoot prototype and production-level harnesses and electrical assemblies.

ABOUT ROCKET LABRocket Lab is a pioneering space company that offers comprehensive launch services, spacecraft design and manufacturing, and advanced payload solutions. Our mission is to make space accessible and drive ambitious scientific exploration, Earth observation initiatives, and technology demonstrations designed to tackle climate change and enhance national security.Our Electron rocket ranks as the second most frequently launched U.S. rocket annually, successfully delivering over 230 satellites into orbit. We are also developing Neutron, our next-generation medium-lift, reusable launch vehicle, which aims to support larger constellation deployments. Our Space Systems division is dedicated to designing and constructing a wide array of satellites and payload components, including those selected for NASA missions to the Moon and Mars, as well as components utilized in the James Webb Space Telescope.NEUTRONNeutron represents a highly reusable medium-lift launch vehicle that is poised to deliver the mega constellations of tomorrow, high-assurance payloads, and support human spaceflight. By leveraging Rocket Lab’s successful track record with the Electron program, Neutron promises a cost-effective and dependable launch solution. If you are eager to join a dynamic team and contribute to the development of a revolutionary reusable liquid launch vehicle, this is your chance!PROPULSION DESIGN ENGINEER II / SENIOR PROPULSION DESIGN ENGINEER ILocated at Rocket Lab's headquarters in Long Beach, CA, the Propulsion Design Engineer will play a vital role in designing engine components such as combustion chambers, turbo machinery, and engine layouts for the Archimedes Engine. This position provides an exciting opportunity to engage in the design, analysis, and construction of hardware, while also supporting the Neutron and Archimedes teams in their engine development efforts.

At Relativity Space, we are revolutionizing the aerospace industry by creating rockets that not only meet today's demands but also pave the way for future innovations. Our cutting-edge Terran R vehicle is designed to transport customer payloads into orbit, addressing the increasing need for launch capacity. This is merely the beginning; achieving commercial success with the Terran R will open doors to groundbreaking advancements in science, exploration, and technology.Becoming a part of Relativity means joining a team that values autonomy, ownership, and transformative impact at every level. Here, you won't just complete tasks; you'll tackle unprecedented challenges, contributing to the development of a rocket, a manufacturing process, and an innovative business from the ground up. Regardless of your role—be it in propulsion, manufacturing, software, avionics, or corporate functions—you will collaborate across teams, influence pivotal decisions, and witness your contributions come to life in record time. Relativity fosters an environment where creativity intertwines with technical excellence, and your insights will help shape our collective journey. This is a unique opportunity to leave your mark on the product, processes, and culture, while Terran R gains momentum and becomes increasingly tangible. The most impactful work of your career awaits. Join us.About the Team: Our Propulsion team is dedicated to designing and delivering high-performance, manufacturable engines for the Terran R rocket. Each engineer on the team is accountable for their components throughout the entire lifecycle—from initial design to production, qualification, and flight. We nurture a culture of bottom-up decision-making, free from technical constraints, where ownership and accountability are paramount. Designing engines capable of producing over 250,000 pounds of thrust is just the starting point; as we prepare for qualification, we are actively exploring upgrades for future engines, including enhancements in thrust, new operational cycles, and strategies for mass production.About the Role: As a Senior Propulsion Engineer at Relativity Space, you will play a pivotal role in our mission to advance rocket propulsion technology. This position requires a strong technical background, innovative thinking, and a commitment to excellence in engineering.

About Rocket Lab Rocket Lab provides launch services, spacecraft design and manufacturing, and satellite components. The company's mission is to make space more accessible for scientific research, Earth observation, and technology demonstrations. With the Electron rocket, Rocket Lab has become the second most frequently launched U.S. rocket, placing over 230 satellites into orbit. Development is also underway on Neutron, a medium-lift reusable launch vehicle designed for larger constellation deployments. The Space Systems division designs and manufactures a wide range of satellites and components, including hardware supporting NASA’s Moon and Mars missions and parts used in the James Webb Space Telescope. Manufacturing at Rocket Lab Manufacturing teams at Rocket Lab turn engineering designs into operational hardware using advanced techniques such as 3D printing. The focus is on efficient project delivery, ensuring satellites and rockets meet customer requirements and expectations. Role Overview: Manufacturing Engineer II / Senior – Electron Propulsion This position is based at the Engine Development Center in Long Beach, CA. The Manufacturing Engineer will drive process improvements and product updates for the Rutherford rocket engine. The role works closely with the Director of Manufacturing Engineering and the Production team, providing essential deliverables for internal leadership, the board of directors, and investors. This opening may be filled at either the Manufacturing Engineer II or Senior Manufacturing Engineer level.

A thrilling new era in space exploration has emerged. At True Anomaly, we are on the lookout for talented and ambitious individuals ready to pioneer cutting-edge technology that addresses the engineering, manufacturing, and operational hurdles of space security and sustainability.OUR MISSIONThe peaceful utilization of space is vital for sustained prosperity on Earth, impacting everything from communications and finance to navigation and logistics. True Anomaly is dedicated to developing innovative technology that merges spacecraft, software, and AI to enhance the capabilities of the U.S., its allies, and commercial partners. We are committed to safeguarding global security by ensuring equitable access to space and promoting sustainability for all.OUR VALUESBe the Offset. We forge asymmetric advantages through creativity and ingenuity.What Would It Take? We challenge the status quo to deliver extraordinary results.It’s the People. Our team is our greatest asset, and together we achieve more.YOUR MISSIONJoin us in revolutionizing spacecraft systems! We are seeking passionate candidates with hands-on engineering experience to advance new technologies in space propulsion and fluid systems. As a Propulsion / Fluids Production Engineer, you will have the chance to develop, implement, and optimize production processes for propulsion and fluid systems across various vehicle types at True Anomaly. You will collaborate closely with engineers, technicians, and other stakeholders to create optimized designs and bring them to life for space missions.

At Relativity Space, we are revolutionizing space travel by building innovative rockets that address both current demands and future possibilities. Our Terran R vehicle is designed to transport customer payloads into orbit, catering to the increasing need for launch capabilities. This is merely the beginning; achieving commercial success with Terran R will pave the way for new advancements in science, exploration, and innovation, enabling us to push the boundaries of what is known.Becoming part of Relativity means joining a team where autonomy, ownership, and impact are integral to every role. Here, you won’t just perform tasks; you will tackle unprecedented challenges, contributing to the development of a rocket, a manufacturing facility, and a thriving business from the ground up. Whether your expertise lies in propulsion, manufacturing, software, avionics, or corporate functions, you will collaborate across teams, influence decisions, and witness your work materialize in record time. At Relativity, creativity and technical precision coexist, and your insights will shape the narrative we are crafting together. This is a unique opportunity to make a significant impact on our product, processes, and culture, at a pivotal moment when Terran R is gaining momentum and becoming a reality. The most fulfilling work of your career awaits. Join us.About the Team:Our Propulsion team is dedicated to the design and production of high-performance, manufacturable engines for the Terran R. Engineers within this team oversee the entire lifecycle of their components, from initial design through production to qualification and flight. We cultivate a culture of grassroots decision-making, devoid of technical gatekeeping, where accountability and ownership are paramount. Designing engines capable of producing over 250,000 pounds of thrust is just the beginning. As we move towards flight configuration qualification, the team is actively exploring modifications for future engines, including thrust enhancements, new operational cycles, and designs optimized for mass production.About the Role:

Join Relativity Space as the Manager of Propulsion Development Engineering, where you will lead innovative projects in rocket propulsion systems. Your expertise will guide our team in developing cutting-edge technologies that redefine aerospace. This role requires a strategic thinker with a passion for engineering and a drive for excellence.

As a Staff Propulsion Test Responsible Engineer at Relativity Space, you will play a crucial role in ensuring the success of our propulsion testing initiatives. Your expertise will guide the design and execution of test plans, ensuring they align with our innovative aerospace projects. You will collaborate with cross-functional teams to drive continuous improvements and ensure safety and efficiency in our test operations.

At Relativity Space, we are redefining the future of space exploration by building cutting-edge rockets that meet current demands and enable future breakthroughs. Our Terran R vehicle is designed to efficiently deliver customer payloads to orbit, addressing the increasing need for launch capacity. This is only the beginning; achieving commercial success with Terran R will pave the way for groundbreaking advancements in science, exploration, and innovation that extend beyond the known.Becoming a part of Relativity means embracing a culture of autonomy, ownership, and significant impact across all levels of the organization. You will not only execute tasks but will also tackle challenges that have yet to be solved, contributing to the development of a rocket, a factory, and a pioneering business from the ground up. Regardless of your role—be it in propulsion, manufacturing, software, avionics, or corporate functions—you will collaborate across teams, influence decisions, and witness your contributions materialize rapidly. At Relativity, creativity and technical expertise go hand in hand, and your insights will help shape our collective narrative. This is a unique moment in time; it’s early enough for you to leave your imprint on the product, process, and culture, yet advanced enough that Terran R has become a tangible reality, gaining momentum. The most impactful work of your career awaits. Join us.About the Team:Our Propulsion team is dedicated to the design and production of high-performance, manufacturable engines for the Terran R. Each engineer is accountable for the entire lifecycle of their components, from initial design through production to qualification and flight. We foster a culture that encourages bottom-up decision-making, free from technical barriers, emphasizing ownership and accountability at every level. Designing engines capable of producing a quarter million pounds of thrust is just the beginning; as we move towards flight configuration qualification, the team is exploring innovations for future engines, including thrust enhancements, new cycles, and designs tailored for mass production.About the Role:

ABOUT ROCKET LABRocket Lab is a pioneering end-to-end space enterprise dedicated to making space accessible. We provide responsive launch services, comprehensive spacecraft design and manufacturing, payload solutions, satellite components, and more. Our mission is to facilitate access to space for scientific exploration, Earth observation, climate change initiatives, national security, and groundbreaking technology demonstrations.Our Electron rocket has risen to prominence as the second most frequently launched U.S. rocket, successfully delivering over 230 satellites into orbit. We're also advancing the development of Neutron, our upcoming medium-lift, reusable launch vehicle designed for larger constellation deployments. Our Space Systems division is at the forefront of spacecraft design, developing a wide array of satellites, payloads, and components, including those selected for NASA missions to the Moon and Mars and technologies used in the James Webb Space Telescope.SPACE SYSTEMSAt Rocket Lab, we are not just launching rockets; we are shaping the future of space technology. Our Space Systems team is responsible for creating everything from complete spacecraft and precision payloads to the subsystems that enable their operational success in space, such as solar panels, flight software, star trackers, optical systems, and radios.To date, our Space Systems team has facilitated over 1,700 missions, spanning interplanetary exploration, in-space manufacturing, and national defense initiatives. We have developed spacecraft and components for missions to the Moon and Mars, collaborating with esteemed partners such as NASA, the Space Development Agency, and the U.S. Space Force. Whether building a high-performance spacecraft, a constellation, or the integrated components that enable them to reach orbit, our world-class Space Systems team is committed to empowering some of the most ambitious space missions.POSITION OVERVIEWLocated at our global headquarters in Long Beach, California, the Principal/Senior Principal Engineer will oversee our satellite programs. This role will involve direct collaboration with the Space Systems Chief Engineer and other key stakeholders to drive project success.

Join Rocket Lab, a leading aerospace manufacturer and small satellite launch service provider, as a Senior Propulsion Systems Engineer. In this role, you will be at the forefront of propulsion technology, contributing to innovative rocket systems that are reshaping the future of space exploration.

ABOUT ROCKET LABRocket Lab is a pioneering space company dedicated to providing comprehensive launch services, innovative spacecraft design and manufacturing, and advanced satellite technology, all aimed at democratizing access to space. Our rockets and satellites facilitate some of the most critical space missions worldwide, from scientific research and Earth observation to climate change initiatives and national security projects.Our Electron rocket has established itself as the second most frequently launched U.S. rocket each year, successfully delivering over 230 satellites into orbit. We are also developing Neutron, our cutting-edge medium-lift, reusable launch vehicle designed for larger constellation deployments. In addition, our Space Systems division specializes in crafting a diverse range of satellites, payloads, and components, including those selected for NASA missions to the Moon and Mars as well as instruments used on the James Webb Space Telescope.NEUTRONNeutron represents a revolutionary medium-lift launch vehicle poised to support the mega constellations of the future, high assurance payloads, and human spaceflight ventures. As a reusable platform, Neutron promises a cost-effective and reliable solution, leveraging Rocket Lab’s successful track record with the Electron program. If you are eager to join a high-performing team and engage in the groundbreaking development of a reusable liquid launch vehicle, this is your chance!PROPULSION ENGINEER II – ARCHIMEDES ENGINE SYSTEMSIn the role of Engine Systems Propulsion Engineer, you will be instrumental in the development, testing, and operation of the Archimedes Engine family, a key component of the Neutron rocket program. This highly specialized position entails taking ownership of engine subsystems, conducting test campaigns, performing data analysis, and enhancing designs for reliability and operational efficiency, while also navigating system architecture decisions, managing interfaces, and optimizing vehicle requirements.Your success in this role will depend on your autonomy, technical acumen, curiosity, meticulous attention to detail, and your ability to distill complex systems into actionable plans while collaborating effectively across teams.

ABOUT ROCKET LABRocket Lab is a pioneering space company dedicated to making space more accessible through responsive launch services, comprehensive spacecraft design, and manufacturing. We create rockets and satellites that support vital global missions such as scientific exploration, Earth observation, and initiatives to combat climate change.Our Electron rocket has emerged as the second most frequently launched U.S. rocket, successfully delivering over 230 satellites to orbit. We are also developing Neutron, a medium-lift, reusable launch vehicle for larger constellation deployments. Our Space Systems division designs and manufactures an extensive range of satellites, payloads, and components, including hardware for NASA missions to the Moon and Mars, and for the James Webb Space Telescope.SPACE SYSTEMS TEAMThe Space Systems team at Rocket Lab is at the forefront of satellite technology, responsible for the design and assembly of satellites and their components. Our team combines engineers, technicians, and designers who work on innovative solutions for commercial, government, and defense sectors, building hardware and software to support a variety of missions.POSITION OVERVIEWWe are looking for a highly skilled Principal Software Engineer / Senior Principal Software Engineer to take on the role of Chief Software Engineer for a major constellation program. In this critical position, you will lead the design, development, and implementation of scalable, reliable, and mission-critical software systems for space-based applications.