Average salary: $109,850 /yearly

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  • $133.5k - $184.8k

     ...based startup building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor, Kaleidos, is a 1-...  ...approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use... 
    Suggested
    Full time
    Summer work
    Immediate start
    Remote work
    Flexible hours
    Weekend work

    Radiant Industries

    El Segundo, CA
    16 days ago
  • $106.5k - $146.48k

     ...based startup building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor, Kaleidos, is a 1-...  ...approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use... 
    Suggested
    Full time
    Summer work
    Immediate start
    Remote work
    Flexible hours
    Weekend work

    Radiant Industries

    El Segundo, CA
    16 days ago
  •  ...make a dent. This is not a regular job. Fusers are on a mission to change the world and get shit done. We are seeking a Nuclear Engineer with expertise in particle transportation, Monte Carlo simulation, and radiation shielding to support our fusion facility. The... 
    Suggested
    Permanent employment
    Weekend work

    Fuse

    San Leandro, CA
    13 days ago
  • Job Title: Nuclear Engineer (Naval Reactors Engineer) Category / Component: Officer • Active Overview Design, regulate, and oversee the Navy's nuclear propulsion program, including reactor design, fleet operations, and eventual defueling and decommissioning of... 
    Suggested
    Apprenticeship
    Work at office

    US Navy

    Azusa, CA
    11 hours ago
  • Radiant-Industries in El Segundo is searching for a Senior Reactor Operations Engineer to design and implement procedures for managing their revolutionary nuclear microreactor technology. This role requires a licensed Senior Reactor Operator with strong skills in engineering... 
    Suggested
    Flexible hours

    Radiant-Industries

    El Segundo, CA
    4 days ago
  • A leading engineering firm in California is seeking a driven Senior Nuclear Engineer to own modeling methods and reactor physics calculations critical for safety analysis. The ideal candidate will have a bachelor's in nuclear engineering and over 4 years of experience with... 
    Suggested
    Flexible hours

    Radiant Industries

    El Segundo, CA
    1 day ago
  • $117.3k - $175.9k

     ...your intelligence and creative spirit and join us at MPD!The Nuclear Hardness & Survivability (NH&S) department resides within MPD....  ...and implement best practices**What You Need to be Successful - Engineering Specialist***Minimum Requirements:** Degree in physics, nuclear... 
    Suggested
    Full time
    Immediate start
    Remote work
    Relocation package
    Flexible hours

    The Aerospace Corporation

    El Segundo, CA
    1 day ago
  • $115k - $185k

    A dynamic clean energy startup is looking for a Build Quality Engineer to develop and implement quality processes that meet nuclear industry standards. This role involves ensuring reliability throughout the production and supply chain phases. The ideal candidate will possess... 
    Suggested

    Antares

    Los Angeles, CA
    3 days ago
  • $106.5k - $146.48k

     ...based startup building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor, Kaleidos, is a 1-...  ...approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use... 
    Suggested
    Full time
    Summer work
    Immediate start
    Remote work
    Flexible hours
    Weekend work

    Radiant Industries

    El Segundo, CA
    16 days ago
  • $140.5k - $237.3k

     ...based startup building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor, Kaleidos, is a 1-...  ...approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use... 
    Suggested
    Full time
    Summer work
    Immediate start
    Remote work
    Flexible hours
    Weekend work

    Radiant Industries

    El Segundo, CA
    16 days ago
  • $124.2k - $156k

     ...will only be considered if the position has not yet been filled. Position Description The Nuclear Data Group and the Bay Area Neutron Group in the Department of Nuclear Engineering at the University of California, Berkeley welcome applications for an Assistant... 
    Suggested
    Contract work
    Work experience placement
    H1b
    Local area

    Inside Higher Ed

    Berkeley, CA
    4 days ago
  •  ...Program Manager based in San Jose, California. The ideal candidate will have 5-10 years of experience managing multidisciplinary engineering programs. Key responsibilities include overseeing project schedules, facilitating engineering syncs, and ensuring alignment with... 
    Suggested
    Full time

    Meaenergy

    San Jose, CA
    4 days ago
  • $75.3k - $199.72k

     ...after the review date will only be considered if the position has not yet been filled. Position Description The Department of Nuclear Engineering at the University of California, Berkeley is generating an applicant pool of qualified temporary instructors to teach regular... 
    Suggested
    Hourly pay
    Full time
    Temporary work
    Summer work
    H1b
    Work at office
    Local area

    Inside Higher Ed

    Berkeley, CA
    1 day ago
  • $75.3k - $199.72k

    Inside Higher Ed seeks qualified temporary instructors in Nuclear Engineering at UC Berkeley for teaching courses and overseeing capstone projects in the Master of Engineering program. Applicants must hold a Master’s degree and have teaching experience. The positions may... 
    Suggested
    Temporary work

    Inside Higher Ed

    Berkeley, CA
    1 day ago
  •  ..., Inc. is looking for a Component Design & Structural Analysis Engineer to develop advanced reactor components. The role involves leading...  ...analysis, preferably in high-reliability sectors like nuclear or aerospace. This is a full-time on-site position based in the... 
    Suggested
    Full time

    Hadron Energy, Inc.

    San Francisco, CA
    3 days ago
  • $150k - $200k

    SST Direct is seeking a Principal Quality Engineer with nuclear quality assurance experience for a leadership position in Hawthorne, CA. This role involves co-architecting the company's Quality Management System, mentoring teams, and ensuring compliance as the organization... 

    SST Direct

    Hawthorne, CA
    2 days ago
  • A leading nuclear engineering firm in El Segundo seeks a Lead Nuclear Engineer to manage a team focused on design and analysis for nuclear microreactors. The ideal candidate has experience in nuclear engineering, a strong background in neutron transport, and proven leadership... 
    Flexible hours

    Radiant Industries

    El Segundo, CA
    1 day ago
  • A leading engineering firm in El Segundo seeks a highly motivated Senior Structures Engineer. This role involves designing and analyzing critical structures, performing detailed thermomechanical and dynamic analysis, and developing manufacturing plans. Candidates should... 
    Flexible hours

    Radiant Industries

    El Segundo, CA
    1 day ago
  •  ...visit Your Role on the Team Position Summary: This position is responsible for the performance of the full range of Nuclear Medicine procedures utilizing radiopharmaceuticals and related chemical substances. Responsible for the provision of quality patient... 
    Full time
    Monday to Friday
    Weekend work
    Afternoon shift

    University of California

    Fountain Valley, CA
    11 hours ago
  • A clean energy technology firm in Los Angeles is looking for a responsible engineer for radiation shielding design and analysis. This role requires at least a Bachelor's degree in a relevant engineering field and over 3 years of experience in radiation shielding. Candidates... 

    Antares

    Los Angeles, CA
    3 days ago
  • Antares is seeking a Manufacturing Process Engineer in Los Angeles, CA, to own and develop manufacturing processes for nuclear reactor sub-systems. Candidates should have a Bachelor’s in engineering, over 3 years in special process manufacturing, and CAD experience. The... 

    Antares

    Los Angeles, CA
    3 days ago
  • $21.2 - $30.2 per hour

     ...once every 2-3 weeks. ~ Candidate must be flexible to work different days, hours and schedules based on business need. What Nuclear Pharmacy contributes to Cardinal Health Nuclear Pharmacy is responsible for providing radiopharmaceuticals and other drugs to medical... 
    Hourly pay
    Temporary work
    Traineeship
    Local area
    Immediate start
    Monday to Friday
    Flexible hours
    Shift work
    Weekend work

    Cardinal Health

    Placentia, CA
    11 hours ago
  •  ...Control Systems Engineer / Power Control Santa Clara County, CA An innovative space technology company is looking for a Control Systems / Power Control Engineer to support the development of high-voltage spacecraft electrical power systems. This role focuses... 

    EVONA

    Santa Clara County, CA
    1 day ago
  •  ...Nuclear Medicine Technologist Who We Are UCI Health is the clinical enterprise of the University of California, Irvine, and the only academic health system based in Orange County. UCI Health is comprised of its main campus, UCI Medical Center, a 459-bed, acute care... 
    Full time
    Weekend work
    Afternoon shift

    UC Irvine

    Fountain Valley, CA
    3 days ago
  • $25 per hour

     ...Application window anticipated to close: 06/1/2026 *if interested in opportunity, please submit application as soon as possible. What Nuclear Pharmacy contributes to Cardinal Health Nuclear Pharmacy is responsible for providing radiopharmaceuticals and other drugs to... 
    Temporary work
    Work experience placement
    Local area
    Immediate start
    Monday to Friday
    Flexible hours
    Shift work
    Weekend work

    Cardinal Health

    Van Nuys, CA
    4 days ago
  • $175.53k - $267.06k

    Nuclear Facility Senior Mechanical Project Engineer Job Description We are seeking a Nuclear Facility Senior Mechanical Project Engineer to provide engineering design solutions for new construction, upgrades to facility mechanical systems (ventilation, fire suppression,... 
    Minimum wage
    Full time
    Contract work
    For contractors
    Work at office
    Local area
    Relocation package
    Flexible hours

    The American Physical Society

    Livermore, CA
    1 day ago
  • The American Physical Society is seeking a Senior Mechanical Project Engineer in Livermore, California, to provide advanced engineering design solutions for nuclear facility projects. Responsibilities include developing mechanical designs, managing budgets and schedules... 
    Full time
    Relocation package

    The American Physical Society

    Livermore, CA
    1 day ago
  • $90k - $175k

    A leading nuclear technology firm based in Los Angeles is hiring a Fluid Systems Engineer to lead the design and deployment of critical fluid systems for uranium enrichment. Candidates should have a Bachelor's degree in Mechanical, Aerospace, or Chemical Engineering and... 
    Full time

    General Matter, Inc.

    Los Angeles, CA
    1 day ago
  • A leader in nuclear technology is seeking a Systems Integration Engineer to oversee the integration of reactor hardware with customer requirements. You will evaluate designs for regulatory compliance and manage communications between engineering and customers. The role... 
    Flexible hours

    Radiant Industries

    El Segundo, CA
    11 hours ago
  • A leading energy company is seeking a Mechanical Engineer, Fluid Systems for its KDU Engineering team in El Segundo, CA. This role involves contributing to the design, assembly, and testing of groundbreaking reactor systems. Candidates should have a BS in Mechanical Engineering... 

    Radiant Industries

    El Segundo, CA
    1 day ago