Fluid Components Engineer

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're at the forefront of aerospace innovation, designing rockets that address current demands while paving the way for future advancements. Our Terran R vehicle is set to revolutionize payload delivery to orbit, responding to the ever-increasing need for launch capacity. But this is only the beginning. Achieving commercial success with the Terran R will create new avenues for scientific exploration and innovation, driving progress that transcends conventional boundaries. When you join Relativity, you become part of a culture where autonomy, ownership, and impactful contributions are paramount. Here, you're not merely executing tasks; you're tackling unprecedented challenges, contributing to the development of a rocket, a factory, and a business from the ground up. Regardless of your role—whether in propulsion, manufacturing, software, avionics, or corporate functions—you will collaborate across teams, influence key decisions, and witness your work come to life at an unparalleled pace. Relativity is an environment where creativity meets technical excellence, and your insights will shape the narrative of our collective journey. This is a unique moment where you can significantly impact the product, process, and culture, as we bring the Terran R to fruition and gain momentum. The most rewarding work of your career awaits. Join us now!

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.

At Relativity Space, we are at the forefront of aerospace innovation, crafting rockets designed to meet both present demands and future advancements. Our Terran R vehicle is set to revolutionize launch capacity, catering to clients' needs while paving the way for groundbreaking scientific exploration and innovation. By joining Relativity, you will be part of a dynamic environment that values autonomy, ownership, and impactful contributions at every level. Here, you will not merely execute tasks, but tackle unprecedented challenges, contributing to the development of pioneering rockets, advanced manufacturing processes, and a forward-thinking business model. Whether you're in propulsion, manufacturing, software, avionics, or in a corporate role, your collaboration across teams will shape critical decisions, and you will witness your work come to life swiftly. Relativity is a unique space where creativity and technical excellence merge, allowing you to leave a lasting impact on our product, processes, and culture. The most significant work of your career is waiting for you. Join us in this exciting journey.

At Relativity Space, we are revolutionizing the aerospace industry by constructing rockets tailored for the demands of today while paving the way for the innovations of tomorrow. Our Terran R vehicle is designed to deliver customer payloads to orbit, addressing the ever-increasing demand for launch capacity. But this is merely the beginning; achieving commercial success with Terran R will open new avenues for scientific exploration and innovation, propelling progress beyond the known frontiers.Becoming a part of Relativity means immersing yourself in an environment where autonomy, ownership, and impact are integral at every level. Here, you won't just be completing tasks; you'll be tackling unprecedented challenges, contributing to the development of a rocket, a factory, and a transformative business from the ground up. Regardless of your role—whether in propulsion, manufacturing, software, avionics, or corporate functions—you will engage in cross-functional collaboration, influence critical decisions, and witness your contributions materialize rapidly. Relativity is a space where creativity merges with technical expertise, and your insights will play a pivotal role in shaping our collective narrative. This is a unique moment where you can leave a lasting impact on our product, processes, and culture, while Terran R is gaining momentum and becoming a tangible reality. The most significant work of your career awaits you. Join us.About the Team: The Components team is tasked with overseeing all fluid control devices across the Terran R, spanning propulsion to stage systems, fostering a more cohesive and informed design methodology. Engineers take ownership of every facet of multiple products, integrating seamlessly with partner teams such as Propulsion, Avionics, and Stage Fluids to guarantee optimal functionality of their components within the larger vehicle framework. With design, manufacturing, and testing resources co-located, you will gain immediate insights into the performance of your designs and swiftly iterate based on empirical data. We are committed to continuously enhancing our products, including innovating clean-sheet designs for forthcoming vehicle and engine upgrades, while creatively refining existing designs to bolster performance, reliability, and manufacturability.About the Role:

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.

At Relativity Space, we're revolutionizing rocket manufacturing to address both current demands and future innovations. Our pioneering Terran R vehicle is designed to transport customer payloads into orbit, responding to the surging 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, driving progress that extends beyond our current understanding.Being part of Relativity means immersing yourself in an environment where autonomy, ownership, and meaningful impact are paramount. Here, you will not merely complete tasks; you will tackle unprecedented challenges, contributing to the creation of rockets, factories, 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 critical decisions, and witness your contributions come to fruition at unparalleled speed. Relativity embodies a space where creativity and technical rigor coexist, and your insights will help shape the narratives we forge together. This is a unique moment in time; it’s early enough for you to leave your mark on our products and processes, yet advanced enough that Terran R is tangible and gaining momentum. The most impactful work of your career is here. Join us.About the Team: The Stage Fluids team is responsible for designing and implementing the propellant, pressurant, pneumatics, and fluid systems that transform structures into fully operational rockets. The team enjoys comprehensive ownership over design, production, testing, and flight, maintaining an integrated perspective on Terran R, focusing not just on individual components but on their cohesive functionality. Working on-site at our factory means you are constantly close to the hardware, enabling rapid iterations and efficient feedback loops across design and manufacturing. You will not simply receive specifications; you will be expected to ask the right questions, collaborate with various partners throughout the company, and ultimately devise the best solutions for Terran R.About the Role: In this role...

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.

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.

At ALTEN Technology USA, we are an innovative engineering firm dedicated to transforming groundbreaking ideas into reality. Our expertise spans across various industries, including aerospace, medical devices, robotics, automotive, commercial vehicles, electric vehicles (EVs), and rail. With a talent pool of over 3,000 professionals throughout North America, we collaborate with top-tier companies to tackle some of the most challenging engineering projects in the world.As a member of the global ALTEN Group, which boasts over 57,000 engineers in 30 countries, we offer comprehensive services that encompass the entire product development cycle, from consulting to full-scale project outsourcing.Joining ALTEN Technology USA means becoming part of a team that values mentorship, supports career growth, and provides a robust benefits package. We pride ourselves on nurturing a work culture where every employee feels appreciated, supported, and motivated to advance their career.Location: Long Beach, CAIn the role of Design Engineer - Body Exterior (Trim Components), you will be instrumental in the complete development of vehicle body components, overseeing the process from initial concept through to production release. This position requires exceptional 3D design skills, a thorough understanding of engineering standards, and the ability to work collaboratively across diverse teams to produce high-quality, manufacturable, and cost-effective solutions.

Join Vast as a Fluid Systems Manufacturing Engineer in Long Beach, California, where you will be integral to the design and development of pioneering artificial-gravity, human-rated space stations. Reporting to the Manager of Fluid Systems Manufacturing, you will conceptualize and manufacture advanced tube-bending and welding solutions for the Haven-1 program, ensuring a consistent and high-quality production process. Your role will involve creating detailed manufacturing plans, leading first-build efforts, and collaborating with engineers and production teams to overcome manufacturing challenges. If you possess strong problem-solving skills and a passion for space exploration, we want to hear from you!

Relativity Space is building advanced rockets to meet growing launch needs, with the Terran R vehicle at the center of this effort. The company’s work aims to enable new possibilities in science, exploration, and technology. Teams take ownership of their work and see ideas move quickly from concept to reality. The Propulsion team focuses on developing engines for Terran R. Engineers manage their parts through every stage, from design to flight. The group values direct decision-making, accountability, and technical ownership. As Terran R approaches flight configuration qualification, the team is also looking ahead to future engine improvements and scalable manufacturing. Role overview The Fluids Analyst I - Combustion Devices works closely with propulsion engineers to support engine development. This position is based in Long Beach, California. What you will do Work with the propulsion team to study fluid dynamics in combustion devices Run simulations and experiments to improve engine performance Create detailed reports and presentations to share findings

Join Relativity Space as a Vehicle Hardware Test Engineer II specializing in fluids. In this role, you will contribute to our mission of revolutionizing aerospace manufacturing through innovative testing methodologies. Your expertise will help ensure the reliability and performance of our vehicles, leading to groundbreaking advancements in space exploration.

Relativity Space is building rockets that aim to meet today’s launch needs and anticipate future demands. The Terran R vehicle is central to this mission, delivering customer payloads to orbit and expanding launch capacity. Success with Terran R will open doors for new scientific and commercial opportunities, pushing the boundaries of aerospace innovation. At Relativity’s Long Beach facility, teams work with a high degree of autonomy and ownership. Engineers and specialists from propulsion, manufacturing, software, avionics, and corporate functions collaborate closely, making decisions that shape both products and processes. The company values creativity and technical skill, encouraging team members to take on challenges that have not been solved before. Propulsion Team Focus The Propulsion team is responsible for designing and delivering high-performance engines for Terran R. Engineers manage components through every stage: from concept and design to production, qualification, and flight. The team emphasizes collaborative decision-making and accountability, with each member having a direct impact on outcomes. Current efforts include qualifying the flight configuration and developing modifications for future engines. This work covers increasing thrust, exploring new engine cycles, and refining designs for efficient mass production. Working on engines that generate a quarter million pounds of thrust is just the starting point.

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.

At Relativity Space, we're revolutionizing the aerospace industry by building advanced rockets that cater to both current and future demands. Our Terran R vehicle is engineered to efficiently deliver customer payloads to orbit, fulfilling the increasing need for launch capacity. This is merely the beginning; achieving commercial success with Terran R will unlock further opportunities to drive scientific advancement, exploration, and innovation, pushing the boundaries of what is possible.Joining Relativity means becoming part of a culture that values autonomy, ownership, and impactful contributions at every level. Here, you will not simply perform tasks; you will tackle unprecedented challenges, contributing to the development of a rocket, a manufacturing facility, and a pioneering business from the ground up. Regardless of whether you are involved in propulsion, manufacturing, software development, avionics, or corporate functions, you will collaborate across diverse teams, influence critical decisions, and witness the tangible results of your work in record time. At Relativity, creativity and technical excellence go hand in hand, and your insights will shape the narrative we are creating together. We are at a pivotal moment where your contributions can significantly impact our product, processes, and culture, and with Terran R gaining momentum, your most meaningful work is awaiting you. Join us.About the Team: The Stage Fluids team is responsible for designing and delivering the propellant, pressurant, pneumatics, and other fluid systems that transform structures into operational rockets. This team maintains comprehensive ownership over design, production, testing, and flight, ensuring an integrated approach to the functionality of Terran R. Being on-site at the factory allows for close proximity to hardware, facilitating rapid iterations and effective feedback loops across design and manufacturing. You will not merely receive requirements; you will be encouraged to ask insightful questions, collaborate with various partners in the company, and ultimately identify the optimal solutions for Terran R.About the Role: