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Nuclear Jobs (NOW HIRING)

Radiant

Nuclear Engineer

El Segundo, CA · On-site

$106K - $146K/yr

Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases.

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How much do nuclear jobs pay per hour?

As of Jun 28, 2026, the average hourly pay for nuclear in the United States is $51.91, according to ZipRecruiter salary data. Most workers in this role earn between $39.18 and $62.50 per hour, depending on experience, location, and employer.

What are some common challenges faced by professionals working in the nuclear industry, and how can candidates prepare for them?

Professionals in the nuclear industry often encounter challenges such as maintaining strict adherence to safety protocols, staying up-to-date with evolving regulatory standards, and managing complex, high-stakes projects. Teamwork is essential, as most roles require close collaboration with engineers, technicians, and regulatory bodies. Candidates can prepare by developing strong attention to detail, effective communication skills, and a commitment to continuous learning, especially regarding safety and compliance. Demonstrating adaptability and a proactive approach to problem-solving will also help you thrive in this dynamic field.

What is the difference between Nuclear vs Nuclear Technician?

AspectNuclearNuclear Technician
Required CredentialsDegree in nuclear engineering, physics, or related fieldAssociate's or bachelor's degree in nuclear technology or related field
Work EnvironmentResearch labs, power plants, government agenciesPower plants, research facilities, maintenance sites
Industry UsageDesign, research, policy, and regulation rolesOperation, maintenance, and safety testing of nuclear systems

While 'Nuclear' refers broadly to the nuclear industry, including engineering, research, and policy roles, 'Nuclear Technician' is a specific technical role focused on operating and maintaining nuclear equipment. Both roles require specialized training, but 'Nuclear' encompasses a wider range of responsibilities and educational backgrounds.

What are nuclear engineers?

Nuclear engineers are professionals who research, design, operate, and maintain systems and equipment that use nuclear energy and radiation. They work on nuclear power plants, medical imaging and treatment devices, nuclear fuel cycles, and radiation safety. Their responsibilities include ensuring safe and efficient nuclear operations, developing new reactor technologies, and complying with strict regulatory standards. This field requires strong analytical skills, attention to detail, and a solid background in math and science.

What are the key skills and qualifications needed to thrive as a Nuclear Engineer, and why are they important?

To thrive as a Nuclear Engineer, you need a strong background in physics, mathematics, and engineering principles, typically supported by a bachelor's or higher degree in nuclear engineering or a related field. Familiarity with simulation software, radiation detection instruments, and safety regulation systems is crucial, along with certifications like the Professional Engineer (PE) license for advanced roles. Strong problem-solving, attention to detail, and effective communication skills help professionals navigate complex projects and collaborate with multidisciplinary teams. These skills are essential for ensuring the safe, efficient, and regulatory-compliant operation of nuclear facilities.
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What cities are hiring for Nuclear jobs? Cities with the most Nuclear job openings:
What are the most commonly searched types of Nuclear jobs? The most popular types of Nuclear jobs are:
What states have the most Nuclear jobs? States with the most job openings for Nuclear jobs include:
What job categories do people searching Nuclear jobs look for? The top searched job categories for Nuclear jobs are:
Nuclear jobs near you
Infographic showing various Nuclear job openings in the United States as of June 2026, with employment types broken down into 1% As Needed, 83% Full Time, 7% Part Time, and 9% Contract. Highlights an 95% Physical, 1% Hybrid, and 4% Remote job distribution, with an average salary of $107,964 per year, or $51.9 per hour.
Nuclear Engineer

Nuclear Engineer

Radiant

El Segundo, CA • On-site

$106K - $146K/yr

Full-time

Medical, Dental, Vision, Life, PTO

Posted 29 days ago

Job description

About Radiant
Radiant is an El Segundo, CA-based startup building the world's first mass-produced, portable nuclear microreactors. The company's first reactor, Kaleidos, is a 1-megawatt, fail-safe microreactor that can be transported anywhere power is needed and run for up to 5 years without refueling. Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. Radiant's unique, practical approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use existing, well-qualified materials. Founded in 2020, Radiant is on track to test its first reactor at the Idaho National Laboratory this summer, with initial customer deliveries beginning in 2028.
About the Role
Radiant is seeking a highly motivated Nuclear Engineer responsible for developing nuclear engineering solutions for our Kaleidos microreactor. This may include nuclear engineering areas such as radiation shielding, criticality safety, accident dose consequence, reactor physics modeling and design, transient analysis, and radiation detection. You will lead and own nuclear engineering initiatives and studies, strategic direction, and work closely with a collaborative nuclear and engineering team in a fast-paced startup environment. The ideal candidate is passionate about advanced reactor design, detail-oriented, effectively communicates, and a tenacity to solve interesting technical challenges.
Responsibilities & Duties :
  • Ownership of Nuclear design and analysis, examples include:
    • Shielding: Operational dose and shutdown activation analysis, waste categorization, and alignment of shielding design to customer and regulatory requirements.
    • Neutronics: Analysis of ex-vessel reactor fluxes and energy deposition, criticality safety, and verification and validation (V&V) of the nuclear toolbox and reactor models.
    • Accident and Dose Consequence: Radiological dose consequence from different accident scenarios for the Kaleidos demonstration and production units.
    • Transient Analysis: Run coupled neutronics and thermal calculations to further understanding of the reactor dynamics of the Kaleidos reactor design.
  • Collect requirements, provide expertise and feedback to engineers in other functional areas via clear, constructive communication.
  • Other nuclear design and analysis duties as assigned.

Required Qualifications & Skills:
  • Bachelor's degree in nuclear engineering or equivalent degree from an accredited institution.
  • 1-2+ years of nuclear engineering industry experience (MS equivalent to 2 yrs).
  • Experience with radiation transport methods, including with codes such as MCNP/OpenMC/Serpent.
  • Proficient in at least one of the following programming languages: Python, C++, C#, FORTRAN, or another scientific computing language.
  • Basic knowledge of thermal hydraulic principles.
  • Self-motivated with strong organizational, written, and oral communication skills.
  • Experience working in an engineering organization and developing high-quality work.

Desired Qualifications & Skills
  • Experience with variance reduction techniques and associated software (Attila4MC and/or ADVANTG), is a plus.
  • Strong experience with OpenMC, Serpent, MCNP, Attila4MC, MOOSE, RELAP, Pronghorn, GRIFFIN, or other similar nuclear software packages.
  • Competency in distributed software development processes and high-performance computing environments.
  • Familiarity with CAD design software (NX, SolidWorks, and/or SpaceClaim), is a plus.
  • Familiarity with dose consequence methods and software such as MAACS or NRC-RADTRAN.
  • At least 1 year of software development or scripting experience.
  • Hands-on experience designing hardware and/or performing tests.

Additional Requirements:
  • Must be willing to work extended hours and weekends as necessary to accomplish our mission.
  • Must work 100% onsite at El Segundo HQ.

Benefits and Perks
  • Stock: Substantial incentive stock plan for all full-time employees.
  • Medical: 100% up to base silver level plan for employee + 50% dependents, offers up to Platinum plans.
  • One Medical: Sponsored memberships for employees and their dependents.
  • Vision: 100% top tier plan coverage + 50% for dependents.
  • Dental: 100% top tier plan coverage, orthodontia extra, 50% for dependents.
  • Voluntary life, accident, hospital, critical illness, commuter and FSA/HSA are offered as employee contributed benefits.
  • 8-weeks of paid parental leave for all parents. Additional paid pregnancy leave for CA employees.
  • Daily catered lunch. Free snacks and drinks.
  • Flexible PTO policy. Remote workday allocation.
  • Company and team-bonding events, happy hours and in-person camaraderie.
  • Beautiful El Segundo headquarters close to the Pacific Ocean.

Total Compensation and Benefits
Radiant compensates people for impact and invests in those who continue to raise the bar. Radiant's new hire compensation package includes base salary, substantial equity grants, and comprehensive health benefits. Total compensation and level are determined through a rigorous evaluation of interview performance, experience, education, and qualifications, and are designed to support continued growth as scope, responsibility, and impact expand at Radiant.
The best of today's advanced reactor builders don't wait for job postings. They join the winning team. If that's you, contact us directly for immediate opportunities: recruiting@radiantnuclear.com.
We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, disability status, genetic information, protected veteran status, or any other characteristic protected by law.
Unfortunately, we are unable to provide visa sponsorship at this time.
This position involves access to technology that is subject to U.S. export controls. Any job offer made will be contingent upon the applicant's capacity to serve in compliance with U.S. export controls.

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