Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

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

Vacancy posted 5 days ago
Similar jobs that could be interesting for youBased on the Staff Mechanical Engineer, Fluid Systems — Nuclear Power in El Segundo, CA vacancy
  • $200.5k - $314.48k

     ...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... 
    Suggested
    Full time
    Summer work
    Immediate start
    Remote work
    Flexible hours
    Weekend work

    Radiant Industries

    El Segundo, CA
    1 day ago
  • $107.5k - $150k

     ...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 own critical Kaleidos fluid... 
    Suggested
    Full time
    Summer work
    Immediate start
    Remote work
    Flexible hours
    Weekend work

    Radiant Industries

    El Segundo, CA
    4 days ago
  • $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

    Front Door Defense

    El Segundo, CA
    5 days ago
  • $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... 
    Suggested

    SPACE EXPLORATION TECHNOLOGIES CORP

    Hawthorne, CA
    5 days ago
  • 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... 
    Suggested
    Flexible hours

    Pow.bio

    El Segundo, CA
    5 days ago
  • $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... 

    jobs.frontdoordefense.com - Jobboard

    El Segundo, CA
    5 days ago
  • $133.5k - $184.8k

     ...produced, portable nuclear microreactors. The...  ...anywhere power is needed and run...  ...leverages modern software engineering to rapidly deliver...  ...beyond traditional systems engineering - you...  ...methods for complex mechanisms and structures....  ...iterative improvements of fluid, electrical, and... 
    Full time
    Summer work
    Immediate start
    Remote work
    Flexible hours
    Weekend work

    Radiant Industries

    El Segundo, CA
    3 days ago
  • $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 pay
    Flexible hours

    Steric Systems

    Culver City, CA
    5 days ago
  • $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 pay
    Contract work
    Part time
    Remote work
    Monday to Friday

    Steric Systems

    Culver City, CA
    5 days ago
  • $158k - $219.45k

     ...produced, portable nuclear microreactors. The...  ...anywhere power is needed and run...  ...leverages modern software engineering to rapidly deliver...  ...motivated Senior Mechanical Engineer, Turbomachinery...  ...power generation systems. Perform dynamic...  ...rolling element, fluid film, magnetic) based... 
    Full time
    Summer work
    Immediate start
    Remote work
    Flexible hours
    Weekend work

    Radiant Industries

    El Segundo, CA
    4 days ago
  • $177k - $265.6k

     ...opportunities to work on revolutionary systems that impact people's lives around the world...  ...Sector is seeking a StaffSystems Engineer - Level 5 to join our team in Redondo Beach...  ...synchronizedCoordinate interface definition across mechanical, electrical, data, RF, and software... 
    Full time
    Relocation package
    Monday to Thursday
    Shift work

    Northrop Grumman

    Redondo Beach, CA
    14 hours ago
  • Forge Atomics in the South Bay area of Los Angeles County is seeking a Sr. Fluids Mechanical Engineer to design and deliver high‑reliability fluid systems for nuclear reactor applications. You will own the most complex fluid networks, drive detailed analyses, and partner... 

    Forge Atomics Inc.

    El Segundo, CA
    2 days ago
  • $130k - $180k

     ...actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars.SR. MECHANICAL ENGINEER, FLIGHT TERMINATION SYSTEM (STARSHIP)As a member of the Flight Termination System team, you will have the exciting opportunity to be... 
    Permanent employment
    Temporary work
    Work experience placement

    SpaceX

    Hawthorne, CA
    2 days ago
  • $180k - $230k

     ...Job Description Job Description Senior Fluid Systems Engineer - Architect Advanced Thermal & Power Conversion Systems Hawthorne, CA | On-site Opportunity...  ...Qualifications Bachelor's degree or higher in Mechanical Engineering, Aerospace Engineering, Chemical... 

    Approach Venture

    Hawthorne, CA
    28 days ago
  • $140k - $190k

     ...environmental impact. At Forge, we believe nuclear fission is the key to solving both at...  ...deployment of nuclear fission. Sr. Mechanical Engineer, Fluids As a fluids engineer at Forge, you’ll...  ...for designing tightly packaged fluid systems optimized for low cost, ease of... 
    Full time
    Work experience placement
    Work at office
    Local area
    Relocation
    Weekend work

    Forge Atomics Inc.

    El Segundo, CA
    2 days ago
  • Senior Mechanical Engineer - Turbomachinery Rotordynamics Radiant...  ...‑produced, portable nuclear microreactors. The company...  ...transported anywhere power is needed and run for...  ...’s power generation systems. Perform dynamic analysis...  ....g., rolling element, fluid film, magnetic) based... 
    Full time
    Remote work
    Flexible hours
    Weekend work

    Radiant

    El Segundo, CA
    4 days ago
  • $192.8k - $289.2k

     ...employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for...  ...Systems is seeking a highly motivated and qualified Senior Staff Engineer - Network Systems Architect in Redondo Beach, CA. In this role... 
    Full time
    Relocation
    Shift work

    Northrop Grumman

    Redondo Beach, CA
    14 hours ago
  • SpaceX in Hawthorne, CA is seeking a Senior Mechanical Engineer (HVAC) to own fluid and HVAC systems across the campus, design, analyze, test, and manufacture fluid system elements for spaceflight manufacturing facilities. You will perform CAD modeling, fluid analyses,... 

    InvestedintheMission

    Hawthorne, CA
    5 days ago
  • 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... 

    Latent AI

    Hawthorne, CA
    5 days ago
  • $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... 

    SPACE EXPLORATION TECHNOLOGIES CORP

    Hawthorne, CA
    5 days ago
  • 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... 

    SPACE EXPLORATION TECHNOLOGIES CORP

    Hawthorne, CA
    5 days ago
  • SpaceX is seeking a Dragon Mechanical Engineer to design and develop critical spacecraft systems for crew and cargo missions, driving from early design through production and recovery. You will perform hand calculations, FEA, and CAD analyses, and lead design reviews with... 

    SPACE EXPLORATION TECHNOLOGIES CORP

    Hawthorne, CA
    5 days ago
  • $130k - $180k

    SpaceX is seeking a Sr. Mechanical Engineer for its Starship avionics team. You will design advanced instrumentation for high reliability in extreme environments and lead efforts in mechanical design and analysis. Ideal candidates should possess a Bachelor's in relevant... 

    SpaceX

    Hawthorne, CA
    5 days ago
  • $130k - $180k

    United States Digital Space LLC is seeking a Mechanical Engineer for its Flight Termination System team in Hawthorne, California. This role involves the design of explosive devices and hardware for the Starship missions, with a focus on safety and rigorous testing processes... 

    United States Digital Space LLC

    Hawthorne, CA
    5 days ago
  • SpaceX is seeking a Sr. Mechanical Engineer for the Flight Termination System on Starship, responsible for design, analysis, and fabrication of high-explosive hardware. You will own development from concept to delivery, coordinate with regulatory partners, and ensure compliance... 

    InvestedintheMission

    Hawthorne, CA
    5 days ago
  • $110k - $140k

    Impulsespace in Redondo Beach is seeking a Mechanical Engineer II to take charge of hardware development for advanced propulsion space vehicles. You will manage all phases from concept to launch, working collaboratively with cross-functional teams. The ideal candidate will... 
    Full time

    Impulsespace

    Redondo Beach, CA
    5 days ago
  • $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... 

    Dormont Manufacturing Co

    El Segundo, CA
    5 days ago
  • CHAOS Industries is seeking a Mechanical Engineer - Structures to lead the mechanical integration of ruggedized electronics and mission systems for aerospace and defense platforms. You will own the design of mechanical enclosures, frames, mounts, and mechanisms to meet... 

    CHAOS Industries

    El Segundo, CA
    2 days ago
  • VardaSpace is looking for a Senior Propulsion Engineer - Ground Fluids to oversee ground fluid systems essential for mission success. This role involves managing...  ...ideal candidate will hold a B.S. in Aerospace or Mechanical Engineering with extensive experience in... 

    Vardaspace

    El Segundo, CA
    3 days ago
  • $133.5k - $184.8k

     ...mass-produced, portable nuclear microreactors. The...  ...transported anywhere power is needed and run for...  ...leverages modern software engineering to rapidly deliver safe...  ...motivated Senior Mechanical Engineer, Mechanisms to...  ...Experience designing pneumatic systems.Experience integrating... 
    Full time
    Summer work
    Immediate start
    Remote work
    Flexible hours
    Weekend work

    Radiant Industries

    El Segundo, CA
    4 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Staff Mechanical Engineer, Fluid Systems — Nuclear Power. Be the first to apply!