Staff Mechanical Engineer, Fluid Systems — Nuclear Power
Radiant Industries
Radiant Industries, based in El Segundo, California, seeks a highly motivated Staff Mechanical Engineer. This role focuses on owning critical fluid systems for the innovative Kaleidos microreactor project, pioneering the industry with portable nuclear solutions. The ideal candidate will manage engineering tasks from design through production, ensuring the reliability and performance of vital systems. This position offers a comprehensive compensation package, including salary, equity, and health benefits. #J-18808-Ljbffr Radiant Industries
- ...mass‑produced, portable nuclear microreactors. The... ...transported anywhere power is needed and run for... ...leverages modern software engineering to rapidly deliver safe... ...a highly motivated Staff Mechanical Engineer to own critical Kaleidos fluid systems from preliminary design...SuggestedFull timeSummer workRemote workFlexible hoursWeekend work
- ...first mass-produced, portable nuclear microreactors. The company... ...be transported anywhere power is needed and run for up... ...leverages modern software engineering to rapidly deliver safe, factory... ...a highly motivated Mechanical Engineer, Fluids Systems to help own critical Kaleidos...SuggestedFull timeSummer workImmediate startRemote workFlexible hours
$95k - $130k
SpaceX is seeking a Mechanical Engineer (Infrastructure Fluid Systems) in Hawthorne, California. This role involves designing and implementing advanced compressed air systems for cutting-edge manufacturing facilities. Responsibilities include mechanical system support,...Suggested$105k - $125k
Mechanical Engineer, Fluid Systems - 2026 New Graduate Own the end-to-end design and production ramp of Kaleidos... ...the primary loop subsystems and power conversion loop, serving to convert... ...across multidisciplinary teams. Prior nuclear experience in not required for this...Suggested$95k - $130k
Mechanical Engineer (Infrastructure Fluid Systems) Design and implement advanced compressed air systems for state-of-the-art manufacturing facilities. Location: Hawthorne, California, United States Compensation: $95,000 - 130,000 USD / year About The Role SpaceX was founded...SuggestedPermanent employmentContract workTemporary workFor contractorsFor subcontractor$100k - $135k
A leading aerospace company is seeking a Mechanical Engineer to join its construction team in Hawthorne, CA. In this role, you will be responsible for designing and analyzing advanced HVAC and fluid systems critical to manufacturing processes. Candidates should have a Bachelor...- Pow.bio, located in El Segundo, CA, is seeking a Mechanical Engineer, Fluids Systems to take ownership of fluid systems for the Kaleidos reactor project. Responsibilities include analyzing thermal and fluids systems, component selection, and managing suppliers to achieve...Flexible hours
$105k - $125k
jobs.frontdoordefense.com - Jobboard is seeking a Mechanical Engineer, Fluid Systems, for their location in El Segundo, California. This role focuses on the design and production ramp of Kaleidos fluid systems. The ideal candidate will have a Bachelor's degree in relevant...- ...the belief that advanced nuclear energy can strengthen... ...Team As a Senior, Thermo‑Mechanical Design Engineer, you will be the... ...Reactor Cavity Cooling System (RCCS), leading the design... ...minimizing wasted thermal power. This role involves thermal‑fluid analysis, piping and...Permanent employmentWeekend work
$175 per hour
Job Title : Mechanical Engineer for Food-Grade Liquid Processing System Location : Culver City, CA Employment Type : Contract / Part-Time Position Summary Mechanical... ...welded stainless steel frame and case; refine fluid flow system comprising Tri-Clamp fittings, valves,...Hourly payContract workPart timeRemote workMonday to Friday$175 per hour
Steric Systems is seeking a Mechanical Engineer based in Culver City, CA to design and refine our food-grade spirits processing system. You'll lead engineering... ...efforts including upgrading the frame structure and fluid flow design while ensuring compliance with food safety...Hourly payFlexible hours- Vital Lyfe in Los Angeles is seeking a skilled Mechanical Engineer to own and build core mechanical systems for innovative water technology. In this hands-on role, you will design, prototype, and validate hardware components to meet high production standards. The ideal...
- A leading engineering firm in El Segundo is looking for a highly motivated Mechanical Engineer specializing in fluid systems. The role involves managing critical fluid systems, conducting thermal and fluid analysis, and collaborating on components such as compressors and...
- A leading engineering firm is seeking a Senior Mechanical Engineer specializing in Fluid Systems to manage critical fluid technology from design to production. This role involves complex thermal analysis, component selection, and vendor collaboration to contribute to innovative...
- United States Digital Space LLC in Hawthorne, CA is seeking a Sr. Mechanical Engineer (HVAC) to design and activate advanced manufacturing facilities. You will become an expert in HVAC and fluid systems, driving impactful solutions in the quest for space exploration. The...
- ...produced, portable nuclear microreactors. The... ...anywhere power is needed and run... ...leverages modern software engineering to rapidly deliver... ...motivated Senior Mechanical Engineer to join the... ...power generation systems. Perform dynamic... ...rolling element, fluid film, magnetic) based...Full timeSummer workImmediate startRemote workFlexible hoursWeekend work
- A maritime service provider is seeking a First Assistant Engineer to oversee the maintenance and operation of its engineering plant on... ...crucial role requires strong problem-solving abilities and mechanical expertise as well as a valid U.S. Coast Guard license. Candidates...
$87.02k - $185.82k
Tesla Motors, Inc. in Hawthorne, California, is looking for a Mechanical Engineer specializing in robotics integration. The role emphasizes... ...collaboration across teams to ensure innovative solutions for robotic systems. Candidates should possess strong mechanical engineering...- Staff Mechanical Engineer, Turbomachinery Karman Industries is seeking an experienced Staff Mechanical... ...the next generation of heat processing systems. The successful candidate will be... ...Knowledge of high‑temperature, high‑pressure fluid systems, steam cycles, or...Permanent employmentFull time
- Latent AI is seeking a Sr. Mechanical Engineer (HVAC) to join our Hawthorne, CA team. In this role, you will design and manage advanced HVAC and fluid systems, working closely with various interdisciplinary teams. If you have a passion for innovation in the aerospace sector...
$135k - $190k
SPACE EXPLORATION TECHNOLOGIES CORP is seeking a Sr. Mechanical Engineer (HVAC) in Hawthorne, CA. In this role, you will design and activate advanced manufacturing facilities, focusing on fluid systems such as HVAC, compressed air, and piping. You will collaborate with...- A leading aerospace manufacturer in Hawthorne, CA, is seeking a New Graduate Engineer, Mechanical to drive the design and production of cutting-edge technologies. You will own hardware from concept to operation, ensuring compliance through rigorous testing. The ideal candidate...
$120k - $200k
MECHANICAL ENGINEER (COMPLEX PRECISION SYSTEMS) Freeform builds AI-native manufacturing systems that unify software,... ...these systems. You will work with high-power lasers, high-speed cameras, and... ...kinematics. Experience with design of fluid or thermal systems. Location...Casual workInternshipRelocation packageLong distanceFlexible hours$120k - $200k
Mechanical Engineer (Complex Precision Systems) Freeform builds AI-native manufacturing systems that unify software,... ...these systems. You will work with high‑power lasers, high‑speed cameras, and... ...kinematics. Experience with design of fluid or thermal systems. Location:...Casual workInternshipRelocation packageLong distanceFlexible hours$150k - $200k
Dormont Manufacturing Co in El Segundo is seeking a Senior Mechanical Engineer to design and test flight hardware. You will lead design decisions and collaborate with cross-functional teams to ensure successful product development. The role requires substantial experience...$130k - $180k
Sr. Mechanical Engineer, Flight Termination System (Starship) Hawthorne, CA SpaceX was founded under the belief that a future where humanity is exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies...Permanent employmentTemporary workWork experience placement- Venturi Astrolab, Inc. is hiring a Mechanical Engineer in Hawthorne, California. You will work on the design, development, and operation of... ...include collaborating with design teams, analyzing mechanical systems, and developing test plans. Ideal candidates will have a...Flexible hours
- Front Door Defense is seeking a Senior Mechanical Engineer for its Flight Termination System team, located in Hawthorne, California. The role involves designing and qualifying flight termination hardware essential for safe launches, maintaining a rigorous focus on safety...
$130k - $180k
United States Digital Space LLC in Hawthorne, California, is seeking a Sr. Mechanical Engineer for the Starship avionics team. The role involves designing advanced electronics for orbital flight and contributes to the mission of enabling human life on Mars. Applicants should...$165k - $195k
...our planet. About the Role Apex is looking for a Senior Mechanical Engineer - Ground Systems (MGSE) to join our team and help design, build, and... ...environments Familiarity with lifting/rigging hardware, fluid systems, or pneumatic systems Experience performing structural...Full timeWork at office
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