Mechanical Engineer Structures jobs in Long Beach – Browse 402 openings on RoboApply Jobs

Mechanical Engineer Structures jobs in Long Beach

Open roles matching “Mechanical Engineer Structures” with location signals for Long Beach. 402 active listings on RoboApply Jobs.

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vast logo
Full-time|On-site|Long Beach, California, United States

Join vast as a Mechanical Engineer specializing in Structures, where you will play a pivotal role in designing and analyzing mechanical systems. Your expertise will contribute to innovative projects, ensuring structural integrity and compliance with safety standards. Collaborate with a dynamic team to deliver exceptional engineering solutions that meet clien…

Apr 30, 2026
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vast logo
Full-time|On-site|Long Beach, California, United States

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.

Mar 11, 2026
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True Anomaly Inc. logo
Full-time|$90K/yr - $175K/yr|On-site|Denver, CO, Long Beach, CA

A new era in space exploration is upon us, and True Anomaly is at the forefront. We are on the lookout for talented and ambitious individuals to join us in developing cutting-edge technology designed to address the engineering, manufacturing, and operational challenges associated with space security and sustainability.OUR MISSIONThe peaceful utilization of space is crucial for the ongoing prosperity of our planet, influencing everything from communications and finance to navigation and logistics. True Anomaly innovatively integrates spacecraft, software, and AI to bolster the capabilities of the U.S., its allies, and commercial partners, ensuring global security through sustainable space access.OUR VALUESBe the offset. We leverage creativity and ingenuity to create asymmetric advantages.What would it take? We challenge the status quo to deliver ambitious results.It’s the people. Our team is our greatest asset, and collaboration is key.YOUR MISSION RESPONSIBILITIESEngage in the analysis and validation of spacecraft and missile defense structural systems to ensure survivability and performance in dynamic environments, including launch, on-orbit, and mission operations.Conduct static structural stress analyses, encompassing inertial and handling load simulations.Perform structural dynamics stress analyses, including modal, harmonic, random vibration, shock, and transient response simulations.Create and validate finite element models (FEMs) of spacecraft and missile defense structures and subsystems, ensuring predictive accuracy in dynamic behavior.Participate in dynamic testing campaigns, including vibration, shock, and acoustic testing, to verify structural integrity and correlate models with experimental results.Collaborate with multidisciplinary teams, including mechanical, thermal, and systems engineering, to ensure structural requirements are fulfilled.

Apr 9, 2026
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Relativity Space logo
Full-time|On-site|Long Beach, California

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.

Apr 15, 2026
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Relativity Space logo
Full-time|$176K/yr - $225K/yr|On-site|Long Beach, California

At Relativity Space, we are revolutionizing space exploration by designing and manufacturing cutting-edge rockets tailored to meet today’s demands and tomorrow’s advancements. Our Terran R vehicle is set to redefine the launch industry, providing unparalleled payload delivery to orbit and responding to the increasing need for launch capacity. This is just the beginning. By achieving commercial success with Terran R, we are unlocking new frontiers in science, exploration, and innovation, driving progress that extends beyond our current understanding.Joining Relativity means becoming part of an environment where autonomy, ownership, and significant impact are expected at every level. Here, you're not merely completing tasks; you are tackling 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 engage in cross-functional collaboration, influence decision-making, and witness your ideas come to fruition in record time. At Relativity, creativity and technical excellence coexist, and your contributions will shape the narrative of our collective journey. The present moment offers a unique opportunity to imprint your legacy on our product, processes, and culture, as we advance Terran R into tangible success. The most impactful work of your career is right here. Join us.About the Team: The Structures and Mechanisms team plays a pivotal role in the design, build, and testing phases of Terran R’s integrated structures and flight mechanisms. Whether you are focused on dynamic mechanisms that require precision or robust structures that demand reliability, you will take ownership of hands-on hardware projects and witness the rocket's evolution directly on the factory floor. Both teams function cohesively, sharing design principles and tools to ensure a holistic perspective on Terran R. Team members are encouraged to engage with multiple components across various subsystems, empowering them to make decisions that significantly influence flight hardware. Beyond the inaugural flight, your expertise will be vital in enhancing manufacturability and expediting production timelines.About the Role: Your responsibilities will encompass the entire design cycle, including conceptualization, design, analysis, manufacturing, and testing of primary and secondary structures, particularly those related to the Thrust Structure, Propellant Tanks, Interstage, and Fairing, among others. Creativity and innovative thinking are essential to optimize mass and minimize components while ensuring exceptional performance and reliability.

Feb 6, 2026
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Relativity Space logo
Full-time|$132K/yr - $181.5K/yr|On-site|Long Beach, California

At Relativity Space, we are revolutionizing the aerospace industry by constructing advanced rockets that meet the demands of today while paving the way for tomorrow's discoveries. Our Terran R vehicle is designed to transport payloads into orbit, addressing the increasing need for launch capacity. This is just the beginning; achieving commercial success with Terran R will open doors to new possibilities in science, exploration, and innovation, pushing the boundaries of what we know.By joining Relativity, you will engage in a culture that values autonomy, ownership, and significant impact at every level. Here, you will not merely fulfill tasks; you will tackle unprecedented challenges, contributing to the development of rockets, manufacturing processes, and a dynamic business environment from the ground up. Whether your expertise lies in propulsion, manufacturing, software, avionics, or corporate functions, you will work collaboratively across teams, influence key decisions, and witness your contributions manifest in record time. Relativity fosters an atmosphere where creativity and technical excellence coexist, and your insights will shape the narrative we are crafting together. This is a unique moment to make a lasting impact on our product, processes, and culture, as Terran R gains momentum. The most fulfilling work of your career awaits you. Join us.

Mar 16, 2026
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Relativity Space logo
Full-time|$142K/yr - $181.5K/yr|On-site|Long Beach, California

At Relativity Space, we are revolutionizing the aerospace industry by building rockets designed to meet both current and future demands. Our flagship vehicle, the Terran R, aims to deliver customer payloads to orbit, responding to the increasing need for launch capacity. Joining our team means being part of a dynamic environment where you'll take ownership of your work and tackle unprecedented challenges. As a Senior Structures Engineer, you'll play a pivotal role in the design and development of integrated structures and flight mechanisms, contributing to a collaborative atmosphere that fosters innovation at every level. This is your chance to make a significant impact on the future of space exploration and technology.

Feb 6, 2026
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Relativity Space logo
Full-time|$164K/yr - $225.5K/yr|On-site|Long Beach, California

At Relativity Space, we are revolutionizing space travel by building advanced rockets that meet today’s demands and pave the way for tomorrow's innovations. Our Terran R vehicle is designed to transport customer payloads to orbit, addressing the increasing need for launch capacity. This is only the beginning; achieving commercial success with the Terran R will unlock new avenues for scientific advancement, exploration, and groundbreaking innovations that extend beyond our current understanding.Joining Relativity means you will be part of an environment that values autonomy, ownership, and significant impact at every level. Here, you are not simply performing tasks; you are tackling unprecedented challenges, contributing to the development of a rocket, a manufacturing facility, and a thriving business from the ground up. Regardless of your role in propulsion, manufacturing, software, avionics, or corporate functions, you will work collaboratively across teams, influence decisions, and witness your contributions come to life swiftly. Relativity is a space where creativity intertwines with technical excellence, and your input will help narrate the collective journey we are undertaking. This is a pivotal moment; it’s early enough for you to leave a lasting imprint on our product, our processes, and our culture, while we have made tangible progress with the Terran R, which is gaining momentum. The most impactful work of your career awaits you here. Join us.

Mar 16, 2026
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Relativity Space logo
Full-time|$176K/yr - $225K/yr|On-site|Long Beach, California

At Relativity Space, we are on a mission to revolutionize space travel by designing and manufacturing innovative rockets that cater to both current demands and future possibilities. Our flagship Terran R vehicle is engineered to transport customer payloads into orbit, addressing the increasing necessity for launch capacity. This is just the beginning; achieving commercial success with Terran R will open doors to groundbreaking advancements in science, exploration, and technological innovation that extend beyond our current understanding.Becoming a part of Relativity means immersing yourself in a culture where autonomy, ownership, and impactful contributions are integral to every role. Here, you won’t simply execute tasks; you’ll tackle unprecedented challenges, contributing to the development of a rocket, a manufacturing facility, and a burgeoning business. 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 materialize rapidly. Relativity embodies a unique environment where creativity and technical precision converge, allowing your insights to shape the narrative of our shared journey. This is an exceptional opportunity to leave your imprint on our product, processes, and culture as the Terran R project gains momentum. The most significant work of your career awaits—come join us.About the Team: The Structures and Mechanisms team is at the forefront of the entire design, manufacturing, and testing lifecycle of the Terran R’s integrated structures and flight mechanisms. Whether you’re engaged in the development of highly iterative mechanisms or ensuring the integrity of tight-margin structures, you will have direct ownership of hardware and see the rocket come to life in our production facility. Our teams operate under a unified department, sharing design principles, tools, and a holistic approach that provides a comprehensive understanding of the Terran R. Team members are involved in multiple components rather than limiting themselves to a single subsystem, and they are empowered to make decisions that significantly affect flight hardware. Beyond the first flight, you will play a pivotal role in refining designs for manufacturability and efficiency.About the Role: The scope of your responsibilities will encompass the entire design process, including conceptualization, design, analysis, manufacturing, and testing of primary and secondary structures such as Thrust Structures, Propellant Tanks, and Interstage components. You will be expected to think creatively and utilize innovative methods to minimize mass, reduce part counts, and enhance overall performance.

Feb 6, 2026
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Relativity Space logo
Full-time|$142K/yr - $181.5K/yr|On-site|Long Beach, California

At Relativity Space, we are at the forefront of revolutionizing rocket technology to meet both current demands and future innovations. Our 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 Terran R will open doors to new avenues in science, exploration, and technological advancement, pushing the boundaries of what is currently understood. By joining Relativity, you become part of an environment that fosters autonomy, ownership, and impactful contributions at every level. You won’t just be completing tasks; you will be tackling unprecedented challenges, aiding in the development of a rocket and a factory, and shaping a business from the ground up. Regardless of whether your expertise lies in propulsion, manufacturing, software, avionics, or corporate functions, you will collaborate across teams, influence key decisions, and witness your contributions come to fruition swiftly. Relativity is a space where creativity merges with technical precision, and your insights will help craft the narratives we are collectively building. This is a pivotal moment where you can significantly influence the product, process, and culture, while Terran R is gaining momentum and becoming a tangible reality. The most fulfilling work of your career awaits you. Join us now!

Feb 6, 2026
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Relativity Space logo
Full-time|$142K/yr - $181.5K/yr|On-site|Long Beach, California

At Relativity Space, we are pioneering the future of aerospace by building innovative rockets that address immediate demands and unlock future possibilities. Our Terran R vehicle is designed to transport customer payloads to orbit, catering to the increasing need for launch capacity. This is just the beginning; achieving commercial success with Terran R will open new avenues for scientific advancement, exploration, and technological innovation, pushing the boundaries of what is known.Becoming a part of Relativity means engaging in an environment where autonomy, ownership, and impactful contributions are integral to every role. Here, you're not just executing tasks; you are tackling 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 will collaborate across teams, influence key decisions, and witness your work materialize in record time. Relativity is a place where creativity meets technical excellence, and your insights will shape the narrative we craft together. This is a unique opportunity to leave a lasting impact on the product, process, and culture, well before Terran R gains full momentum. The most significant work of your career awaits—join us.About the Team: The Structures and Mechanisms team is dedicated to the comprehensive design, build, and testing lifecycle of Terran R's integrated structures and flight mechanisms. Whether you're developing highly iterative mechanisms or optimizing tight-margin structures, you will have hands-on ownership of hardware and witness the rocket's evolution on the factory floor. Team members are encouraged to work on various components, not limited to a single subsystem, and are empowered to make decisions that significantly influence flight hardware. Beyond the initial flight, you will play a vital role in enhancing manufacturability and efficiency.About the Role:

Feb 6, 2026
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Relativity Space logo
Full-time|$161K/yr - $206.8K/yr|On-site|Long Beach, California

At Relativity Space, we are at the forefront of aerospace innovation, dedicated to constructing rockets that meet today's demands while paving the way for tomorrow's breakthroughs. Our Terran R vehicle is designed to deliver customer payloads to orbit, responding to the ever-growing need for launch capacity. This is merely the beginning; achieving commercial success with Terran R will create new opportunities for advancing science, exploration, and innovation, pushing the boundaries of what is possible.Becoming a part of Relativity means engaging in an environment rich with autonomy, ownership, and significant impact at every level. Here, you won’t just complete tasks; you will 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 will work collaboratively across teams, influence decisions, and witness your contributions come to life swiftly. Relativity champions a culture where creativity intertwines with technical excellence, and your insights will help shape our collective narrative. This is a pivotal moment to leave your mark on our product, processes, and culture, as Terran R gains momentum and becomes increasingly tangible. The most impactful work of your career awaits you. Join us.About the Team: The Materials and Non-Destructive Evaluation (NDE) team is vital in enabling Terran R to fly, re-fly, and scale, focusing on the development, characterization, and inspection of materials and processes throughout all aspects of the vehicle. From welding and additive manufacturing to advanced composites, this team operates at the intersection of creativity and execution, balancing performance and reliability with cost, quality, and timelines. As we advance towards our first flight and beyond, the challenges grow more thrilling, offering opportunities to redefine our approach to design and development for reusability. Engineers here enjoy comprehensive exposure and influence key decisions across design, manufacturing, and operations.

Feb 6, 2026
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KPFF Consulting Engineers logo
Full-time|On-site|Long Beach

Join our dynamic team at KPFF Consulting Engineers as a Senior Structural Engineer specializing in waterfront and marine projects. This role is essential for delivering innovative solutions to complex engineering challenges in special projects. Your expertise will drive the design and analysis of structures that are not only functional but also environmentally sustainable.

Aug 21, 2025
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Vast logo
Full-time|On-site|Long Beach, California, United States

Vast is seeking a highly skilled and innovative Senior Mechanical Design Engineer to join our dynamic team in Long Beach, California. In this role, you will leverage your expertise in mechanical design to drive the development of cutting-edge products that enhance our operational capabilities and meet market demands.

Apr 30, 2026
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Rocket Lab logo
Full-time|$80K/yr - $140K/yr|On-site|Long Beach, CA

Rocket Lab designs and manufactures launch vehicles, spacecraft, and payload solutions to support scientific research, Earth observation, national security, and technology demonstrations. The company’s Electron rocket is the second most frequently launched U.S. vehicle each year, with more than 230 satellites delivered to orbit. Rocket Lab is also developing Neutron, a reusable medium-lift rocket aimed at larger constellation deployments. The Space Systems division builds satellites and payload components, contributing to major NASA missions and projects such as the James Webb Space Telescope. The Space Systems team develops complete spacecraft and subsystems, including solar panels, flight software, star trackers, and optical systems. With experience on over 1,700 missions, this group partners with organizations like NASA and the U.S. Space Force, supporting a wide range of ambitious space projects. Role overview The Spacecraft Structural Analysis Engineer I/II is based at Rocket Lab’s headquarters in Long Beach, CA. This engineer focuses on the analysis, design validation, and improvement of advanced space systems. The position is part of a collaborative engineering team dedicated to enhancing spacecraft performance and reliability.

Apr 27, 2026
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Relativity Space logo
Full-time|$184.5K/yr - $225.5K/yr|On-site|Long Beach, California

Relativity Space is developing Terran R, a rocket built to deliver customer payloads to orbit and address the increasing demand for launches. Each successful mission supports scientific progress and exploration, with the company aiming to broaden access to space. Achieving commercial milestones with Terran R will help unlock new opportunities for innovation and discovery. Work culture At Relativity Space, autonomy and ownership are central values. Team members contribute not only to rocket development but also to the evolution of the factory and the business. Daily work involves close collaboration across disciplines, from propulsion and manufacturing to software, avionics, and corporate teams. Employees influence decisions, see their efforts make a visible impact, and often work on projects with short timelines. Creativity is paired with technical rigor, and insights from every team member help shape both products and processes. This environment offers a chance to help define the Terran R project and contribute to the company’s culture while tackling meaningful engineering challenges. Structures and Mechanisms Team The Structures and Mechanisms team oversees the entire lifecycle of integrated structures and flight mechanisms for Terran R. Responsibilities span design, assembly, and testing. Engineers work directly with hardware, whether developing dynamic mechanisms or creating structural components that require precise tolerances. The team operates with shared tools and design principles, giving members a broad view of the rocket’s development. Contributions are not limited to a single subsystem, engineers are empowered to make decisions that directly affect flight hardware. As the first Terran R flight approaches, the team’s efforts are crucial for improving manufacturability and operational efficiency. Location This role is based in Long Beach, California.

Apr 23, 2026
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Relativity Space logo
Full-time|$133K/yr - $170.5K/yr|On-site|Long Beach, California

At Relativity Space, we are revolutionizing space travel by developing innovative rockets that cater to today's demands while paving the way for tomorrow's groundbreaking discoveries. Our Terran R vehicle is designed to transport customer payloads into orbit, addressing the escalating need for launch capacity. This is just the beginning—achieving commercial success with Terran R will unlock new avenues for scientific advancement, exploration, and innovation, driving progress into uncharted territories.Joining Relativity means being part of a culture where autonomy, ownership, and impactful contributions are celebrated at every level. Here, you won’t merely be executing tasks; you’ll be tackling unparalleled challenges that shape the future of aerospace. Whether your expertise lies in propulsion, manufacturing, software, avionics, or corporate functions, you’ll collaborate across diverse teams, influence pivotal decisions, and witness your work come to fruition in record time. At Relativity, creativity and technical excellence go hand in hand, and your insights will help craft the narrative of our shared journey. This is a unique opportunity to leave a lasting mark on our product, processes, and culture, as Terran R gains momentum and transforms from concept to reality. The most significant work of your career awaits. Join us.About the Team: The Launch team is at the heart of every crucial aspect of the Terran R mission, overseeing stages, payloads, ground systems, launch operations, landing, and refurbishment. The Cape is the only location where all these elements converge, offering unparalleled exposure and responsibility within the program. Here, history is forged with each successful flight as we redefine the possibilities of modern aerospace. As we evolve with every milestone—from initial launch to reusability and high-frequency operations—we seek individuals eager to shape the future of space launch and innovate beyond established norms, creating a new playbook for the industry.

Feb 6, 2026
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Relativity Space logo
Full-time|$184.5K/yr - $225.5K/yr|On-site|Long Beach, California

Relativity Space designs and builds rockets to meet current launch needs and prepare for future challenges. The Terran R vehicle delivers customer payloads to orbit and supports the increasing demand for launch capacity. Achieving success with Terran R will open the door to new advances in science and exploration, setting the stage for further innovation. Autonomy and ownership shape the culture at Relativity Space. Team members solve complex problems, help build both rockets and the factory itself, and influence the company’s direction from the ground up. Collaboration happens across propulsion, manufacturing, software, avionics, and corporate functions. Employees see their work take shape quickly and have a direct impact on both the product and the company culture. Team focus: Structures and Mechanisms The Structures and Mechanisms team oversees the entire lifecycle of Terran R’s integrated structures and flight mechanisms. This includes designing, building, and testing both complex moving mechanisms and precision structures. Team members gain direct ownership of hardware and can see progress firsthand on the factory floor. The department uses shared tools and design principles, providing broad exposure to Terran R’s components. Engineers are empowered to make decisions that affect flight hardware, and after the first launch, the focus will shift to improving manufacturability and speed. Role overview This Staff Mechanisms Engineer position centers on the design, build, and testing of integrated structures and flight mechanisms for the Terran R vehicle. The role offers direct ownership of hardware, involvement in decision-making, and the chance to see work realized on the factory floor. After the initial launch, efforts will focus on making manufacturing faster and more efficient.

Apr 23, 2026
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Relativity Space logo
Full-time|$124K/yr - $181.5K/yr|On-site|Long Beach, California

At Relativity Space, we are revolutionizing the aerospace industry by designing and constructing rockets that meet current demands and pave the way for future innovations. Our Terran R vehicle is set to deliver customer payloads to orbit, addressing the increasing need for launch capacity. This is merely the beginning; achieving commercial success with Terran R will open new avenues for scientific advancement, exploration, and groundbreaking innovations that extend beyond our existing understanding.Joining Relativity means becoming part of an environment where autonomy, ownership, and impactful contributions are paramount. Here, you won't merely perform tasks; you'll tackle unprecedented challenges, contributing to the development of a rocket, a factory, and an entire business from the ground up. Regardless of whether you are in propulsion, manufacturing, software, avionics, or a corporate role, collaboration across teams is essential, allowing you to influence decisions and witness your contributions come to life in record time. Relativity fosters a culture where creativity and technical excellence coexist, and your insights will shape the narratives we create together. This is a unique moment where you can leave a lasting impact on our product, processes, and culture, as the Terran R project gains momentum and becomes more tangible. The most fulfilling work of your career awaits. Join us.About the Team: The Structures and Mechanisms team oversees the entire design, production, and testing lifecycle of Terran R's integrated structures and flight mechanisms. Whether you are developing sophisticated mechanisms that facilitate movement or designing tight-margin structures, you'll have hands-on ownership of hardware and witness the rocket taking shape on the factory floor. Both teams work cohesively under one department, sharing design principles, tools, and an integrated approach that offers a holistic perspective of Terran R. Team members engage with multiple components rather than being limited to a single subsystem, empowering them to make decisions that significantly influence flight hardware. Beyond the first flight, you will play a vital role in enhancing manufacturability and efficiency.

Feb 13, 2026
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Relativity logo
Full-time|On-site|Long Beach, California

Join Relativity as a Lead Engineer specializing in Structural Analysis, focusing on Stress, Fatigue, and Damage Tolerance. In this pivotal role, you will lead innovative engineering solutions that ensure the integrity and performance of our aerospace structures. Collaborate with a dynamic team, leveraging cutting-edge technology and methodologies to overcome complex engineering challenges.

Mar 18, 2026

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