126 thermal engineer iii jobs found

About us Graphcore is one of the world's leading innovators in artificial intelligence compute. We are developing hardware, software and systems infrastructure that will unlock the next generation of AI breakthroughs and support the widespread adoption of AI solutions across every industry. As part of the SoftBank Group, Graphcore is a member of a family of companies responsible for some of the world's most transformative technologies. Together, we share a bold vision to enable advanced artificial intelligence and ensure its benefits are accessible to everyone. Graphcore brings together AI researchers, silicon designers, software engineers and systems architects to solve complex technical challenges and deliver innovative computing solutions. Job Summary The Principal Electrical Engineer will be a technical authority within Data Center Engineering, leading the architecture and delivery of safe, resilient and scalable electrical infrastructure for high-density AI computing...

Quantum Space is redefining mobility and maneuverability in space. Our high-mobility spacecraft platforms support national security, civil, and commercial missions with unmatched flexibility and propulsion capability. We build fast and iterate quickly. Who We're Looking For We are seeking a Mechanical Engineer III to lead the design and development of electric propulsion hardware and associated subsystems, from concept through flight. This role is intended for an experienced engineer who can own propulsion-related hardware, drive design decisions, and deliver flight-ready systems. You will operate at the intersection of mechanical design, thermal management, and high-performance hardware development, working closely with propulsion, systems, and test teams. Where You'll Make an Impact Own mechanical design of electric propulsion subsystems (thruster assemblies, structural interfaces, feed systems, thermal management hardware) Lead architecture and packaging trades for...

Quantum Space is redefining mobility and autonomy beyond Earth orbit. Our Ranger spacecraft deliver high delta-V and sustained on-orbit maneuverability, enabling missions across cislunar and geostationary space that were previously out of reach. We are building the vehicles, infrastructure, and operational expertise that connect and protect assets across the Earth-Moon system. Who We're Looking For We are seeking a Mechanical Engineer III to lead the design and development of electric propulsion hardware and associated subsystems, from concept through flight. This role is intended for an experienced engineer who can own propulsion-related hardware, drive design decisions, and deliver flight-ready systems. You will operate at the intersection of mechanical design, thermal management, and high-performance hardware development, working closely with propulsion, systems, and test teams. Where You'll Make an Impact Own mechanical design of electric propulsion subsystems...

Mechanical Engineer (Structures) - Space Solar Position Details Location: Los Angeles (Hawthorne), CA Employment Type: Full-time Department: Structures Travel: Occasional About Starpath Starpath develops and manufactures the technologies that will enable humans to live on the Moon and Mars. Today, we are building robotic systems that locally produce the essential commodities a lunar civilization will require at extreme scale: water, power, and oxygen. Our ultimate goal is to build and operate a self-sustaining city on Mars. The Role The Structures team designs and builds the mechanical backbone of Starpath's hardware - the primary and secondary structures, mechanisms, and interfaces that must survive the punishing loads of launch and the extreme environments of space and planetary surfaces. From the systems that produce water, power, and oxygen on the Moon to the equipment bound for Mars, every subsystem depends on structures that are light, strong, and manufacturable at...

About Starpath Starpath Robotics is developing a full-stack solution for commercial scale rocket propellant production on the Moon and Mars. We are building one of the key enabling technologies that will make humans a multi-planet species. If high ownership, fast pace, working with hardware, and solving challenging technical problems sound like a dream come true, come join the team! Senior/Principal Mechanical Engineer In this role, you will be responsible for the development of critical mechanical systems on Starpath's Rover platform. Depending on your prior work experience, you may work on a variety of systems, such as: (1) low-cost, high-reliability electromechanical actuators, (2) various structures and passive mechanisms, or (3) thermal control systems and autonomy hardware integration. You will own these systems from developing design requirements through to flight. Responsibilities: Own architectures, systems, subsystems, and components from requirements to...

Lucix Corporation develops and provides cutting edge RF Electronic and Passive Components for satellite communication payloads. All hardware is designed, qualified, manufactured, tested and shipped from Lucix facilities in California. We are looking for a motivated, hands-on, passionate individual to develop new space hardware for communication satellites. We are actively seeking a Mechanical Engineer III to join our Mechanical Engineering team. Essential Duties and Responsibilities: In this position, you will own the complete lifecycle of space hardware from initial electrical/RF design concept to production & unit delivery Perform mechanical analyses (vibration, thermal, radiation) on new product designs to ensure survival to launch and on-orbit environments Rapidly prototype & iterate on designs Basic Qualifications: Bachelor's degree in Mechanical or Aerospace Engineering from an accredited university or institution 3-5 years of industry experience with...

Application close date: Applications will be accepted on an ongoing basis until the requisition is closed. At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We're working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our team of problem solvers as we add new chapters to the history of spaceflight! This role is part of Advanced Concepts and Enterprise Engineering (ACE), supporting Blue Origin's mission of millions of people living and working in space for the benefit of Earth. The team fosters innovation and drives engineering workflows of the future, shared solutions and standards, simplicity and lower costs, and manufacturable design. As part of a hardworking team of specialists, technicians, and engineers, you will own the mechanical ground support equipment that makes Blue Origin's next-generation solar array programs possible. The Solar...

Application close date: Applications will be accepted on an ongoing basis until the requisition is closed. At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We're working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our team of problem solvers as we add new chapters to the history of spaceflight! Blue Origin is pioneering the future of space-based communications with TeraWave, a revolutionary satellite communications network designed to deliver symmetrical data speeds of up to 6 Tbps anywhere on Earth. This multi-orbit constellation will consist of optically interconnected satellites in low Earth orbit (LEO) and medium Earth orbit (MEO), providing enterprise-grade connectivity for critical operations worldwide. Special Mentions This is a unique opportunity to design harness systems for a mega-constellation of 5,408 satellites, where...

Application close date: Applications will be accepted on an ongoing basis until the requisition is closed. At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We're working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our team of problem solvers as we add new chapters to the history of spaceflight! This role is part of Blue Origin Operations, which is comprised of Integrated Supply Chain, Test Operations, Safety, Quality, and Mission Assurance. This includes Manufacturing and Supply Chain support across all Blue Origin facilities. We are seeking a dynamic Manufacturing Engineer to join our Operations team at Blue Origin. This role will lead the design and implementation of efficient manufacturing systems, ensure stringent quality control throughout production, and optimize supply chain logistics specific to Production/Operations. The ideal...

Vitesse Systems is looking for a Mechanical Engineer III to join the team in Longmont, Colorado! The Mechanical Engineer is responsible for designing and analyzing components and assemblies with a keen eye for structural integrity. The Mechanical Engineer will collaborate with RF Engineering and Manufacturing Engineering to deliver innovative and manufacturable products for our internal and external customers. About Vitesse Systems Vitesse Systems is a leading provider of highly engineered antenna, thermal management and mission critical solutions used in radar, electronic warfare and C5ISR applications. No challenge is too difficult for the Vitesse Team. From complex specification driven requirements to precision manufactured components, Vitesse Systems has the experience and expertise needed to execute. Our Core Values Our core values of Integrity, Initiative, Impact, and Integration translate to an environment where every team member is valued and rewarded. The...

Vitesse Systems is looking for a Manufacturing Engineer III to join the team in Longmont, Colorado! The Manufacturing Engineer is responsible for developing, evaluating, and improving manufacturing methods. About Vitesse Systems Vitesse Systems is a leading provider of highly engineered antenna, thermal management and mission critical solutions used in radar, electronic warfare and C5ISR applications. No challenge is too difficult for the Vitesse Team. From complex specification driven requirements to precision manufactured components, Vitesse Systems has the experience and expertise needed to execute. Our Core Values Our core values of Integrity, Initiative, Impact, and Integration translate to an environment where every team member is valued and rewarded. The mission-critical solutions we design and manufacture at Vitesse make our country and our world safer. Our Benefits 3 Weeks of Paid Time Off 10 Paid Company Observed Holidays Birthday & Anniversary...

Job Description Overview We are currently seeking Mechanical Design Analysts to support our ongoing and upcoming CANDU6 Retube projects. This position requires an individual who is self-motivated and capable of working independently or under the instruction from a senior technical engineer and develop his/her career and experience in the nuclear field. The candidate shall be able to follow the instructions from a lead professional engineer to complete the assigned mechanical related scopes or tasks and develop necessary engineering design documentation as required. Your role The qualified individual will be responsible for, but not limited to, the following: Join the team to complete the design analysis of CANDU reactor systems, structures and components, including mechanical equipment. Perform engineering calculations to support design of nuclear pressure boundary components. Prepare formal technical reports suitable for review by the client and their...

About Galvanize Therapeutics Galvanize is a biomedical platform company operating at the convergence of engineering, biology, and healthcare delivery, aiming to deliver life-changing solutions to patients and their doctors. We design and develop Pulsed Electric Field Systems to achieve meaningful and lasting therapeutic outcomes for patients. About the role The Principal R&D Engineer, Design, is a technical leader responsible for driving the conception, development, and advancement of innovative medical device designs. This role sets design strategy, leads complex product development efforts, and champions best-in-class engineering practices across multiple programs. As a recognized expert in product design, the Principal Engineer brings deep technical insight, influences cross-functional direction, and ensures alignment between engineering execution, clinical needs, and business objectives. Qualifications Education and Training: Scientific degree in...

About Rivian Rivian is on a mission to keep the world adventurous forever. This goes for the emissions-free Electric Adventure Vehicles we build, and the curious, courageous souls we seek to attract. As a company, we constantly challenge what's possible, never simply accepting what has always been done. We reframe old problems, seek new solutions and operate comfortably in areas that are unknown. Our backgrounds are diverse, but our team shares a love of the outdoors and a desire to protect it for future generations. Role Summary As the lead staff mechanical engineer, you will drive the design of our next-generation Power Electronics Module from initial concept through to full-scale production. You will be responsible for designing critical components including busbars, metal housings, sealing interfaces, and HV/LV harnesses, from the ground up. This role requires close collaboration with cross-functional teams to resolve complex packaging challenges. This position is...

About Rivian Rivian is on a mission to keep the world adventurous forever. This goes for the emissions-free Electric Adventure Vehicles we build, and the curious, courageous souls we seek to attract. As a company, we constantly challenge what's possible, never simply accepting what has always been done. We reframe old problems, seek new solutions and operate comfortably in areas that are unknown. Our backgrounds are diverse, but our team shares a love of the outdoors and a desire to protect it for future generations. Role Summary We are seeking a skilled and detail-oriented Sr. Soiling and Water Management Engineer to join our Environmental Performance team. The successful candidate will be responsible for vehicle-level target setting, simulation of soiling and water management scenarios, test standard development, vehicle-level testing support and eventually attribute performance sign-off. You will utilize advanced multiphase Computational Fluid Dynamics (CFD) methods to...

The Role We are seeking a Mechanical Engineer to design and develop battery modules and propulsion integration systems. This position is open at the Level III or Level IV depending on experience, technical depth, and demonstrated system ownership. You will be responsible for designing hardware that moves from concept through validation and into production, balancing performance, weight, cost, and manufacturability within aerospace certification constraints. What You'll Do Design and develop mechanical systems for battery modules and propulsion integration Own 3D CAD models and generate release-ready 2D drawings (ASME Y14.5) Perform tolerance stack-ups and configuration management Conduct structural, thermal, and vibration analysis (classical methods + FEA) Develop and execute design verification plans (DVP&R) Support environmental qualification testing (shock, vibration, thermal, altitude) Optimize packaging for weight, volume, cost, and manufacturability...

About Aalo Atomics Aalo Atomics is pioneering a new era in clean energy with factory-fabricated microreactors designed to deliver affordable, scalable, and reliable nuclear power. Our mission is to make nuclear energy globally accessible, starting with the Aalo-1, a 10 MWe reactor leveraging cutting-edge safety, modularity, and efficiency. Based in Austin, TX, we're rapidly growing as we work to deploy the world's first fleet of advanced microreactors. Join us and help revolutionize energy for a sustainable future. About the Role As a Senior Mechanical Design Engineer at Aalo Atomics, you will own the mechanical design of critical systems and structures within our modular nuclear reactors. You will lead design efforts from concept through detailed design, analysis, and into production - driving technical decisions, mentoring junior engineers, and ensuring our reactor modules meet the highest standards of safety and performance. This is a high-ownership role for an...

About Aalo Atomics Aalo Atomics is pioneering a new era in clean energy with factory-fabricated microreactors designed to deliver affordable, scalable, and reliable nuclear power. Our mission is to make nuclear energy globally accessible, starting with the Aalo-1, a 10 MWe reactor leveraging cutting-edge safety, modularity, and efficiency. Based in Austin, TX, we're rapidly growing as we work to deploy the world's first fleet of advanced microreactors. Join us and help revolutionize energy for a sustainable future. About the role We are seeking a skilled Mechanical Engineer with experience in pipe stress analysis to support the design and qualification of high-integrity piping systems for our advanced reactor projects. The ideal candidate will be proficient in ASME B31 piping codes and have experience or a strong interest in ASME Section III Class 1/2/3/A/B piping design. What you'll do Perform pipe stress analysis using industry-standard software (e.g., CAESAR...

X-energy LLC conducts a thorough recruiting process and will never issue offers without interview to discuss qualifications and responsibilities. All applications will be submitted via our company career page, www.x-energy.com/careers/. We will never ask you to provide payment information as part of the recruiting process. If anyone claiming to represent X-energy directs you in a manner otherwise, please contact us at www.x-energy.com/contact-us. Job Description X-energy is seeking a Mechanical Design Engineer responsible for the engineering design, analysis, and development of the in-core shielding elements that comprise the Reactor Vessel Internals (RVI) for X-energy's advanced high-temperature gas-cooled reactor. This role supports the design lifecycle from concept development through detailed design, analysis, manufacturing support, testing, and commissioning while ensuring compliance with nuclear safety, quality, and regulatory requirements. The engineer will work closely...

Who We Are At CPC (Colder Products Company), we're not just connecting fluid lines - we're connecting people, ideas, and possibilities. For nearly 50 years, we've been engineering cutting-edge fluid connection technologies that power industries from biopharmaceutical, thermal management (liquid cooling of electronics), medical, industrial, and chemical handling markets. But what sets us apart? Our people. We're a team of problem-solvers, innovators, and forward-thinkers who thrive in a culture that values collaboration, creativity, and continuous improvement. Headquartered in Minneapolis/St. Paul, with over 700 employees in 14 countries, we're growing fast, and we want you to grow with us! Your Role Are you ready to make an impact and work with a company that values your expertise, ideas, and career growth? As our next Quality Engineer - Metrology, you'll be at the forefront of shaping our organization's success. This isn't just a job - it's a career move where you'll...