Staff Thermal Analyst, Propulsion

Join Relativity Space as a Staff Thermal Analyst specializing in propulsion systems. In this pivotal role, you will leverage your expertise to analyze and solve complex thermal challenges in rocket propulsion. Collaborate with a dynamic team of engineers in a fast-paced environment, driving innovative solutions that will push the boundaries of aerospace technology.

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:

Join Relativity Space as a Thermal Analyst II specializing in propulsion systems. In this role, you will be instrumental in analyzing thermal performance, conducting simulations, and ensuring the reliability of propulsion technologies. Collaborate with a dynamic team of engineers, utilizing advanced tools and methodologies to drive innovation in aerospace engineering.

Join Our Team at Odys AviationAt Odys Aviation, our mission is clear: to revolutionize air travel by 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 congestion of major airports by utilizing city helipads and local airports for journeys under 1,000 miles—representing approximately 40% of all flights. Remarkably, our aircraft can reduce CO2 emissions by an average of 76% over tens of billions of flight miles globally.To achieve these goals, we have launched our UAV, Laila, designed for various applications including commercial logistics, medical transport, humanitarian aid, disaster relief, and defense missions. We are proud to collaborate with launch partners such as Fiji Airways, Honeywell, Aramex, and the US Navy, with first deployments scheduled for 2026 and existing orders already in place.Our team comprises skilled engineers from deep tech and aerospace backgrounds, committed to rapid iteration cycles and expertise in the aircraft certification process. Our collective experience includes developing custom drones, bringing multiple automotive platforms to production, and electrifying a range of transportation vehicles—vehicles that levitate, roll, and fly. We have dedicated our lives to mastering this challenge.Role OverviewOdys Aviation is on the lookout for a Junior to Mid-Level Mechanical & Thermal Design Engineer to bolster our Propulsion Team. In this dynamic role, you will be responsible for the design, analysis, and integration of mechanical and thermal systems that are critical to our high-power hybrid-electric propulsion systems, which include motors, generators, inverters, turbines, and their associated structures and cooling mechanisms.You will collaborate closely with electrical, manufacturing, testing, and flight teams to advance hardware from initial concepts through prototype development, testing, and iterative refinement. This role emphasizes hands-on involvement and offers substantial ownership and a robust growth trajectory as our propulsion systems evolve.

At Relativity Space, we are revolutionizing space technology by creating rockets that address current demands and future innovations. Our Terran R vehicle is designed to transport customer payloads to orbit, catering to the increasing need for launch capacity. This is merely the beginning; achieving commercial success with Terran R will pave the way for groundbreaking advancements in science, exploration, and innovation, driving progress into uncharted territories.Becoming a part of Relativity means joining a team where autonomy, ownership, and impact are present at every level. You won't just carry out tasks; you'll tackle unprecedented challenges, contributing to the development of a rocket, a factory, and an entire business from the ground up. Whether your expertise lies in propulsion, manufacturing, software, avionics, or corporate functions, you'll collaborate across teams, influence decisions, and witness your contributions materialize in record time. Relativity is a place where creativity intertwines with technical precision, and your voice will be instrumental in shaping our collective narrative. This is a unique opportunity to leave your mark on the product, the process, and the culture as we bring Terran R to life. The most significant work of your career awaits you. Join us.About the Team: The Interplanetary Sciences Program was established to broaden access to scientific exploration throughout our solar system. Its mission is to accelerate planetary research, making it more affordable and capable than ever before by reimagining the design, construction, and operation of science missions. The program aims to empower scientists to deploy instruments to distant worlds without the lengthy development timelines and prohibitive costs that have historically been associated with such endeavors.

Join Relativity Space as a Staff Propulsion Engineer specializing in Integrated Design, where you will contribute to the cutting-edge development of propulsion systems. In this role, you will leverage your expertise to design, analyze, and optimize propulsion components, ensuring the successful integration of these systems into our advanced aerospace vehicles.

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 revolutionizing space travel by designing and manufacturing rockets that meet the demands of today while paving the way for tomorrow's innovations. Our Terran R vehicle is set to deliver customer payloads to orbit, responding to the increasing need for launch capabilities. However, this is merely the beginning. The commercial success of Terran R will create new pathways for scientific advancement, exploration, and innovation—pushing the boundaries of what we know.By joining Relativity, you become part of a culture that prioritizes autonomy, ownership, and impact at every level. Here, you won't just be completing tasks; you will be tackling unprecedented challenges, contributing to the development of a rocket, a factory, and a business from the ground up. Regardless of whether you're in propulsion, manufacturing, software, avionics, or corporate functions, you will collaborate across teams, influence decisions, and witness your contributions come to fruition at an astonishing pace. This is a place where creativity meets technical excellence, and your insights will shape the narratives we create together. Now is a pivotal moment where you can leave your imprint on the product, the process, and the culture, while the Terran R is gaining traction. The most impactful work of your career awaits you. Join us.About the Team: The Interplanetary Sciences Program was founded to broaden access to scientific exploration throughout our solar system. Its goal is to enhance planetary research by making it faster, more cost-effective, and more capable than ever before by reimagining the design, construction, and operation of science missions. Our aim is to empower scientists to deploy instruments to remote worlds without enduring decades of development or exorbitant costs.

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 developing innovative rockets tailored to meet both current demands and future breakthroughs. Our cutting-edge Terran R vehicle is designed to efficiently deliver customer payloads into orbit, addressing the increasing need for launch capacity. This is merely the beginning; achieving commercial success with Terran R will create new avenues for advancing science, exploration, and technological innovation, pushing the boundaries of what is possible.Joining the Relativity team means becoming part of a dynamic environment where autonomy, ownership, and impact are central to every role. You will not only execute tasks but also tackle unprecedented challenges, contributing to the development of a rocket, a factory, and a pioneering business from the ground up. Whether your expertise lies in propulsion, manufacturing, software, avionics, or corporate functions, you will engage in collaborative decision-making, influence outcomes, and witness your contributions come to fruition rapidly. Relativity fosters a culture where creativity and technical excellence coexist, and your input will shape our collective journey. This is a pivotal moment to leave your imprint on our products, processes, and culture, with Terran R gaining momentum and becoming a tangible force in the industry. The most fulfilling work of your career awaits—join us!About the Team:The Propulsion team at Relativity is dedicated to developing and delivering high-performance, manufacturable engines for the Terran R rocket. Our engineers oversee the entire lifecycle of their components, from initial design and production to qualification and flight. We cultivate a culture of grassroots decision-making, free from unnecessary technical barriers, where accountability and ownership are prioritized. Designing engines capable of producing over a quarter million pounds of thrust is just the beginning; as we move into the qualification phase for flight configurations, our team is actively exploring enhancements for future engines, including thrust upgrades, new operational cycles, and designs optimized for mass production.About the Role:As a Staff Propulsion Engineer, you will play a pivotal role in the engine systems and testing phases, contributing your expertise to propel our projects forward and drive innovation in our propulsion technologies.

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 Supervisor of Propulsion Technicians, where you will lead a dynamic team dedicated to revolutionizing space technology. In this role, you will oversee daily operations, ensuring high standards of safety, quality, and efficiency in the propulsion department.

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.

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.

At Relativity Space, we are revolutionizing the aerospace industry by creating advanced rockets designed to meet current demands and drive future innovations. Our Terran R vehicle is set to deliver customer payloads to orbit, addressing the growing need for launch capacity. This is only the beginning; achieving commercial success with Terran R will pave the way for new opportunities in science, exploration, and technological advancement, pushing the boundaries of the known. Joining Relativity means becoming part of a culture where creativity, autonomy, ownership, and impact are paramount. Here, you won’t just execute tasks; you’ll tackle previously unsolved challenges, contributing to the development of rockets, factories, and a groundbreaking business model. Collaborating across diverse teams—from propulsion and manufacturing to software and avionics—you will influence key decisions and witness your efforts come to fruition in record time. At Relativity, technical excellence and creative thinking go hand in hand, empowering you to shape the stories we create together. This is a unique opportunity to make your mark on the product, process, and culture of our organization, at a time when Terran R is gaining significant momentum. The most impactful work of your career awaits you. Join us.

At Relativity Space, we are revolutionizing the aerospace industry by developing innovative rockets that address the demands of today and the possibilities of tomorrow. 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. The success of Terran R will pave the way for groundbreaking advancements in science, exploration, and innovation, pushing the boundaries of what is known.When you join Relativity, you become part of a dynamic environment where autonomy, ownership, and impact are encouraged at every level. Here, you will not merely complete tasks; you will tackle unprecedented challenges, contributing to the development of a rocket, a factory, and a thriving 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 work materialize at incredible speed. Relativity fosters an atmosphere where creativity and technical excellence coexist, and your input will help shape the narrative we are creating together. This is a remarkable opportunity to leave your imprint on the product, the process, and the culture, as Terran R gains traction. The most significant work of your career awaits you. Join us.About the Team: Our engine manufacturing department is dedicated to creating high-performance products and manufacturing systems by consistently innovating in cost, quality, and lead time. Through collaboration across functions, a commitment to accountability, and a focus on safety, we support the Terran R program. We provide essential design feedback on new hardware iterations, develop novel manufacturing methods and systems, and ultimately produce engine and vehicle hardware for testing ahead of our inaugural launch. Highlights from our team in the past six months include the manufacturing and development of the first Aeon-R engine, completing thousands of hours of PBF printing, building and testing over 50 valves across 26 different iterations, and implementing significant process improvements along the way.

At Relativity Space, we are revolutionizing space travel by designing and building advanced rockets that cater to current demands and pave the way for future innovations. Our flagship Terran R vehicle is engineered to deliver customer payloads into orbit, addressing the escalating need for launch capacity. This is merely the beginning. Achieving commercial success with Terran R will open doors to further advancements in science, exploration, and innovation, making strides that extend beyond the boundaries of the known universe.Becoming a part of Relativity means immersing yourself in an environment characterized by autonomy, ownership, and significant impact at every level. Here, you are more than just an employee executing tasks; you are a problem-solver tackling unprecedented challenges, contributing to the development of a rocket, a manufacturing facility, and a transformative business model from the ground up. Regardless of whether your expertise lies in propulsion, manufacturing, software, avionics, or a corporate function, you will collaborate across various teams, influence critical decisions, and witness your contributions come to fruition in record time. Relativity is a realm where creativity merges with technical precision, and your insights will shape the narrative of our collective journey. This is a remarkable opportunity to leave an indelible mark on our product, processes, and culture while working on the tangible and rapidly advancing Terran R. Your most impactful career experiences await. Join us.About the Team:The Propulsion team at Relativity is dedicated to the development and delivery of high-performance, manufacturable engines tailored for the Terran R. Engineers in this team oversee the entire lifecycle of their components, from initial design through production to qualification and flight. We cultivate a culture of bottom-up decision-making, where technical gatekeeping is absent, and accountability is emphasized at every level. Designing engines capable of producing a quarter million pounds of thrust is merely the beginning; as the flight configuration progresses towards qualification, the team is actively exploring enhancements for future engines, including thrust upgrades, new operational cycles, and designs optimized for mass production.About the Role:

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.

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 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!