Vehicle Hardware Test Engineer II (Fluids)

At Relativity Space, we are revolutionizing rocket manufacturing to meet the demands of today and the innovations of tomorrow. Our Terran R vehicle is designed to transport customer payloads into orbit, addressing the increasing need for launch capabilities. This is just the beginning. Achieving commercial success with the Terran R will open doors to advance scientific research, exploration, and groundbreaking innovations that extend beyond the known horizons.Joining Relativity means being part of a culture that promotes autonomy, ownership, and significant impact across all levels. Here, you will not merely execute tasks; you will tackle unprecedented challenges, contribute to the development of a rocket, a factory, and a burgeoning business. Regardless of your role—whether in propulsion, manufacturing, software, avionics, or corporate functions—you will collaborate across teams, influence critical decisions, and witness your contributions come to life in record time. Relativity is a place where creativity and technical precision coexist, and your insights will help craft the narrative of our collective journey. This is a unique moment to leave your mark on the product, the process, and our culture—while the Terran R is actively progressing and gaining momentum. The most meaningful work of your career awaits you. Join us.About the Team:The Stage Manufacturing team is dedicated to transforming design into reality, overseeing the construction of the Terran R’s primary structures. This role goes beyond routine tasks; it involves developing systems that enhance rocket assembly. Our engineers and technicians collaborate closely, providing instantaneous feedback to refine how we build better and faster. With a defined timeline and launch date, the team is responsible for delivering the Terran R, tackling challenges in real-time, optimizing for scalability, and continuously enhancing our processes. As the vehicle evolves, so will our factory, incorporating automation, machine learning, and cutting-edge technologies. What we build here will set the standard for the future of large-scale launch operations.

Join Relativity Space as a Manufacturing Test Engineer II, focusing on Pneumatic Mechanisms & Fluid Assemblies. In this role, you will be instrumental in ensuring the reliability and performance of our innovative rocket manufacturing processes. Your expertise will contribute to the development and execution of comprehensive testing strategies, ensuring that our products meet the highest standards of quality.

Join Relativity Space as a Senior Manufacturing Test Engineer specializing in Pneumatic Mechanisms and Fluid Assemblies. In this role, you'll leverage your expertise to enhance manufacturing processes and ensure the highest quality in our products. You will collaborate with cross-functional teams to develop testing methodologies, analyze results, and drive continuous improvements.

Role Overview Relativity Space is hiring a Structures Manufacturing Engineer II focused on Mechanical Assembly in Long Beach, California. This position supports aerospace manufacturing, working hands-on to improve assembly processes and drive production quality. What You Will Do Work with engineers and technicians to refine mechanical assembly methods for aerospace structures Identify and implement process improvements to boost efficiency and maintain high quality standards Support daily production activities and troubleshoot technical issues as they arise Contribute to a collaborative team environment, sharing insights and learning from others Location This role is based in Long Beach, California.

ABOUT ROCKET LABRocket Lab is a pioneering end-to-end space company dedicated to providing responsive launch services, comprehensive spacecraft design and manufacturing, payload delivery, satellite components, and more. Our mission is to enhance access to space, enabling groundbreaking scientific exploration, Earth observation, and innovative technology demonstrations that address national security and 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 state-of-the-art medium-lift reusable launch vehicle designed for larger constellation deployments. Our Space Systems division crafts a diverse range of satellites and payloads, including components chosen for NASA missions to the Moon and Mars, as well as for the James Webb Space Telescope.NEUTRONNeutron represents the future of launch vehicles, adept at delivering high-assurance payloads, mega constellations, and facilitating human spaceflight. As a highly reusable platform, it promises a cost-effective and reliable launching solution, building on our successful Electron program. If you're eager to join an elite team and innovate in the development of reusable liquid launch vehicles, this opportunity is for you!SENIOR FLUID TEST ENGINEER I/IILocated at our headquarters in Long Beach, CA, the Senior Fluid Test Engineer will play a crucial role in transitioning test stands into operational settings, ensuring they comply with the rigorous standards necessary for the Neutron program. You will collaborate with the Director of Manufacturing and the Fluid Systems team to establish new test stands, support early component designs, and lead the assembly and testing of Neutron stands.(This position offers the flexibility to be filled at either Senior Engineer I or Senior Engineer II level.)

ABOUT ROCKET LABRocket Lab is a pioneering space company providing comprehensive launch services, spacecraft design and manufacturing, payloads, satellite components, and more, with the mission to make space accessible. Our rockets and satellites enable crucial and ambitious space missions worldwide, driving scientific exploration, Earth observation, climate change initiatives, national security, and cutting-edge technology demonstrations.Our Electron rocket has emerged as the second most frequently launched U.S. rocket annually, successfully delivering over 230 satellites to orbit. We are also in the process of developing Neutron, a medium-lift, reusable launch vehicle designed for larger satellite constellations. Our Space Systems division specializes in designing and manufacturing a diverse range of satellites, payloads, and components, including those selected for NASA's Moon and Mars missions as well as parts utilized in the James Webb Space Telescope.NEUTRONNeutron represents a next-generation medium-lift launch vehicle capable of deploying tomorrow's mega constellations, high-assurance payloads, and facilitating human spaceflight. This highly reusable platform aims to provide a cost-effective and reliable launch solution, building on Rocket Lab's proven success with the Electron program. If you are eager to join a high-performing team dedicated to innovating reusable liquid launch vehicles, we invite you to explore this exciting opportunity!POSITION: MANUFACTURING ENGINEER II / SENIOR - FLUID SYSTEMSLocated at Rocket Lab's headquarters in Long Beach, CA, the Manufacturing Engineer - Fluid Systems will focus on developing, implementing, and continuously enhancing the manufacturing processes for propulsion components, assembly, and integration. This role requires a strong understanding of additive manufacturing, machining, welding, assembly, integration, tooling, testing, and quality assurance techniques.KEY RESPONSIBILITIES:Develop, execute, and validate precision welding and fabrication processes for tubing components in compliance with aerospace standards.Utilize TIG, MIG, OTW, and other welding techniques to meet specifications.

As a Test Fluids Engineer II at Relativity Space, you will play a pivotal role in the development and testing of our innovative rocket systems. You will be responsible for designing, implementing, and analyzing fluid systems used in our propulsion tests. This position requires a strong engineering background, excellent problem-solving skills, and the ability to work collaboratively in a fast-paced environment.

ABOUT ROCKET LABRocket Lab is a pioneering space technology company that provides end-to-end launch services, comprehensive spacecraft design and manufacturing, as well as payloads and satellite components. Our mission is to make space accessible to everyone. The rockets and satellites we develop enable critical global missions in scientific exploration, Earth observation, combatting climate change, and national security, while also facilitating groundbreaking technology demonstrations.Our Electron rocket has distinguished itself as the second most frequently launched U.S. rocket, successfully delivering over 230 satellites into orbit. As we continue our innovative journey, we are excited to introduce Neutron, our forthcoming medium-lift, reusable launch vehicle designed for larger constellation deployments. Our Space Systems division specializes in designing and manufacturing a wide array of satellites and their components, including spacecraft that support NASA missions to the Moon and Mars, as well as components for the James Webb Space Telescope.NEUTRONNeutron is engineered as a medium-lift launch vehicle capable of delivering the mega constellations of the future, high assurance payloads, and facilitating human spaceflight. As a highly reusable platform, Neutron offers a cost-effective and reliable launch solution, drawing on Rocket Lab’s proven track record with the Electron program. If you are eager to join a high-performance team dedicated to advancing the development of reusable liquid launch vehicles, this is your chance!SENIOR MANUFACTURING ENGINEER - TURBOPUMP ASSEMBLYLocated at Rocket Lab's headquarters in Long Beach, CA, the Senior Manufacturing Engineer will play a crucial role in the development and refinement of new products related to the Rutherford and Archimedes engines. This position will primarily oversee the turbopump assembly for the Archimedes engine. You will collaborate closely with the Director of Manufacturing Engineering and the Production team, delivering essential updates for internal leadership, the board of directors, and investors.(Note: This position can be filled at either the Senior Manufacturing Engineer I or Senior Manufacturing Engineer II level)WHAT YOU’LL GAIN:

Join Relativity Space as a Senior Fluid Systems Engineer, where you will play an integral role in the design and implementation of fluid systems that are crucial for our Terran R rocket. This position offers an exciting opportunity to work on innovative propulsion, pressurant, and pneumatic systems while collaborating with a dynamic team focused on integrated solutions. You'll be driving the evolution of aerospace technology and contributing to the future of space exploration by ensuring seamless functionality and rapid iteration in design and manufacturing processes.

Join Rocket Lab as a Senior Fluid Systems Engineer I, where you will play a crucial role in the design and development of our advanced fluid systems. Your expertise will contribute to cutting-edge projects, ensuring performance and reliability in our launch vehicles. You will collaborate with a talented team, leveraging your skills in fluid dynamics and system integration to drive innovative solutions.

About Relativity Space Relativity Space builds rockets to meet today’s launch needs and sets the stage for future advances in aerospace. The Terran R vehicle is designed to carry customer payloads to orbit, addressing growing demand for launch capacity. Success with Terran R will help unlock new possibilities in science and exploration. Relativity offers an environment where autonomy and ownership matter. Team members contribute directly to the development of rockets, the factory, and the business itself. Engineers, technicians, and specialists from propulsion, manufacturing, software, avionics, and corporate teams work together, influence decisions, and see their work take shape quickly. The company values both creativity and technical skill, and encourages individuals to leave a lasting mark on products, processes, and company culture. Terran R is moving from vision to reality, and there is room for meaningful impact. About the Stage Manufacturing Team The Stage Manufacturing team turns designs into real structures, managing the assembly of Terran R’s main components. This group does more than repeat tasks: they build the systems that make rocket assembly possible. Close collaboration between engineers and technicians ensures real-time feedback and continuous improvement of construction methods. With a clear launch schedule, the team is responsible for delivering on Terran R’s milestones, solving problems quickly, and refining processes for scalability. As the vehicle and the factory evolve, the team explores automation, machine learning, and new technologies. Their work will help define the future of large-scale rocket launches.

Vast is hiring a Staff Manufacturing Engineer with a focus on Environmental Testing at its Long Beach, California site. This position shapes testing protocols that help ensure manufacturing processes produce reliable, high-quality products. The main emphasis is on environmental testing and how it influences both product quality and sustainability. Key responsibilities Create and put into practice environmental testing procedures for manufacturing operations Collaborate with engineering, production, and quality teams to address environmental factors that affect products Lead efforts to improve product sustainability and reliability through better testing and process controls Collaboration This role works closely with colleagues from several disciplines, tackling environmental challenges and supporting stronger manufacturing results at Vast.

At Relativity Space, we are revolutionizing the aerospace industry by constructing rockets that meet the demands of today and the innovations of tomorrow. Our Terran R vehicle is designed to efficiently deliver customer payloads into orbit, addressing the increasing need for launch capacity. This endeavor is merely the beginning; achieving commercial success with the Terran R will open new avenues for scientific exploration, technological advancement, and groundbreaking innovation, pushing the boundaries of what we know.By joining Relativity, you become part of a culture that values autonomy, ownership, and meaningful impact at every level of the organization. Here, you will not just perform tasks; you will tackle unprecedented challenges, aiding in the development of a rocket, a manufacturing facility, and an enterprise from the ground up. Whether your expertise lies in propulsion, manufacturing, software, avionics, or corporate functions, you will collaborate across various teams, influence decision-making, and witness your contributions come to fruition rapidly. At Relativity, creativity and technical excellence are intertwined, and your insights will help shape our collective narrative. This is a pivotal moment in our journey where your contributions can significantly impact the product, the processes, and the corporate culture, while the Terran R is progressing rapidly and gaining momentum. The most impactful work of your career awaits you. Join us!About the Team: The Stage Manufacturing team is responsible for transforming design concepts into reality, overseeing the construction of the Terran R's primary structures. This role goes beyond routine tasks; it involves creating the systems necessary for rocket production. Our engineers and technicians collaborate closely, providing real-time feedback to enhance our processes and productivity. With a defined manifest and launch schedule, the team is tasked with delivering the Terran R by solving challenges as they arise, optimizing for scalability, and continuously refining our methodologies.

Founded in 2025, Long Wall Company is dedicated to advancing missile defense technologies for the U.S. and allied nations. With a focus on developing containerized, mass-producible missile defense systems, we strive to enhance global security through rapid and cost-effective flight testing. Our mission is to create defensive technologies that are more affordable, high-performing, rigorously tested, and widely accessible than ever before. Join our innovative team and be part of this critical endeavor.What We SeekMission-Driven Innovators. We are looking for engineers who possess a deep curiosity, view challenges as opportunities for growth, and remain committed to delivering optimal solutions for mission success.Accountability and Teamwork. We value engineers who take full ownership of their contributions and understand that collaboration amplifies success. The best engineers uplift their teammates, fostering a culture of shared expertise that drives our missions forward.Fluid Components EngineerOur aerospace components must withstand extreme conditions, including high temperatures, low temperatures, high pressure, and significant vibrations and shocks, ensuring reliable operation under all circumstances. From separation mechanisms to solenoid valves that control engine functions, Long Wall designs, manufactures, and rigorously tests the majority of its components in-house, necessitating top-tier talent to achieve our goals.

At Relativity Space, we are revolutionizing space travel by constructing rockets that cater to the demands of today while paving the way for tomorrow's innovations. Our Terran R vehicle is designed to transport customer payloads into orbit, addressing the increasing need for launch capacity. However, this is merely the beginning. The commercial success of Terran R will unlock unprecedented opportunities for scientific advancement, exploration, and innovation, propelling progress beyond our current understanding.Becoming a part of Relativity means joining a culture where autonomy, ownership, and meaningful impact are integral to every role. Here, you will not merely perform tasks; you will tackle challenges that have yet to be resolved, contributing to the development of a rocket, a factory, and a company from scratch. Whether your expertise lies in propulsion, manufacturing, software, avionics, or corporate functions, you will collaborate across diverse teams, influence strategic decisions, and witness your contributions materialize swiftly. Relativity is a place where creativity and technical precision coexist, allowing your voice to shape our collective journey. This moment in history is unique; it is early enough for you to leave your mark on the product, process, and culture, yet advanced enough that the Terran R is tangible and gaining momentum. The most significant work of your career awaits. Join us.About the Team: The Stage Manufacturing team transforms designs into tangible realities, overseeing the construction of Terran R’s core structures. This role is not about monotonous tasks; it’s about constructing the systems that enable rocket assembly. Engineers and technicians collaborate closely, providing real-time feedback to enhance our building processes. With a clear manifest and launch schedule, the team is responsible for delivering on Terran R’s objectives: addressing challenges as they arise, optimizing for scalability, and continuously refining our methodologies. As the vehicle evolves, so too will the factory, presenting opportunities to integrate automation, machine learning, and cutting-edge technologies. What we are building here will establish the blueprint for the future of scaled launches.

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.

ABOUT ROCKET LABAt Rocket Lab, we are pioneers in the space industry, offering comprehensive launch services, spacecraft design, manufacturing, and payload solutions, all aimed at making space accessible to everyone. Our innovative rockets and satellites support vital global missions in scientific exploration, Earth observation, and climate change initiatives, while also enhancing national security and demonstrating cutting-edge technologies.Our Electron rocket is the second most frequently launched U.S. rocket, having successfully placed over 230 satellites into orbit. We are also in the process of developing Neutron, our next-generation medium-lift, reusable launch vehicle designed for deploying large satellite constellations. Our Space Systems division is responsible for designing and building a diverse range of satellites and components, including those selected for NASA missions to the Moon and Mars, as well as equipment used in the James Webb Space Telescope.NEUTRONNeutron is our medium-lift launch vehicle, engineered to deliver the megaconstellations of the future, high-assurance payloads, and support human spaceflight. Leveraging the proven success of our Electron program, Neutron will provide a cost-effective and reliable launch solution.FLUID SYSTEMS ENGINEER IIAs a Fluid Systems Engineer II for the Neutron project, you will take the lead in designing, constructing, and testing the fluid systems integral to the Neutron launch vehicle. You will work closely with a talented team of engineers in the Fluid Systems department, transforming vehicle-level requirements into a fluid network that ensures Neutron operates with exceptional reusability and reliability akin to aircraft standards.WHAT YOU’LL GET TO DOConduct trade studies and sizing using analytical models, hand calculations, or test data to define essential elements of system architecture.Provide mentorship and guidance to team members both within and beyond the fluids team to inform best practices for fluid system design, testing, and operations.Lead critical design, manufacturing, and testing reviews for fluid systems.Collaborate with component design teams to create integrated solutions.

ABOUT ROCKET LABRocket Lab is a pioneering space company that provides comprehensive launch services, spacecraft design, manufacturing, and payload delivery, with the aim of making space accessible to all. Our innovative rockets and satellites facilitate critical global missions, including scientific research, Earth observation, climate action, national security, and advanced technology demonstrations.Our Electron rocket is the second most frequently launched U.S. rocket, successfully delivering over 230 satellites to orbit, while we are also developing Neutron, our future medium-lift, reusable launch vehicle designed for larger constellation deployments. Additionally, our Space Systems division designs and produces a wide array of satellites and components, including those selected for NASA’s Moon and Mars missions, along with components utilized on the James Webb Space Telescope.MANUFACTURINGAt Rocket Lab, our Manufacturing team consists of skilled builders and operators who use advanced machinery across our global sites to deliver satellites, components, and rockets. They translate our engineers' designs into reality through cutting-edge techniques such as 3D printing, ensuring timely and budget-conscious project delivery.ASSEMBLY INTEGRATION & TEST TECHNICIAN III / SENIOR ASSEMBLY INTEGRATION & TEST TECHNICIANWe are seeking an AIT Technician III/Senior AIT Technician at Rocket Lab's headquarters in Long Beach, CA. This role involves extensive training on Rocket Lab systems and processes in Electron Avionics Production while also contributing to the advancement of our space systems department. The ideal candidate should be adept at navigating both R&D and Manufacturing environments, demonstrating a keen eye for detail to support the rapid prototyping and production of Explorer, Lightning, Pioneer, and Photon satellites and components.

Join vast as a Senior Mechanical Engineer specializing in Structures, where your engineering expertise will shape innovative solutions in the mechanical domain. Collaborate with a dynamic team to design and analyze structural systems, ensuring compliance with industry standards and project specifications. Your contributions will be pivotal in driving projects from concept to completion, employing advanced engineering principles and methodologies.