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Nuclear Engineering Jobs in Madison, WI (NOW HIRING)

Realta Fusion Inc.

Nuclear Engineer

Madison, WI

$99K - $118K/yr

This Nuclear Engineer will work with Realta's engineering and scientific teams to provide critical ... Interface with science and engineering teams to aid design, development, and deployment of fusion ...

Realta Fusion Inc.

Nuclear Engineer

Madison, WI

$99K - $118K/yr

This Nuclear Engineer will work with Realta's engineering and scientific teams to provide critical ... Interface with science and engineering teams to aid design, development, and deployment of fusion ...

Realta Fusion, Inc.

Nuclear Engineer

Madison, WI · On-site

$99K - $118K/yr

This Nuclear Engineer will work with Realta's engineering and scientific teams to provide critical ... Interface with science and engineering teams to aid design, development, and deployment of fusion ...

US Navy

Nuclear Engineer

Marshall, WI

$95K - $113K/yr

Job Title: Nuclear Engineer (Naval Reactors Engineer) Category / Component: Officer • Active ... Completion of a rigorous technical degree in engineering, physics, mathematics, or a closely ...

US Navy

Nuclear Engineer

Madison, WI

$99K - $118K/yr

Job Title: Nuclear Engineer (Naval Reactors Engineer) Category / Component: Officer • Active ... Completion of a rigorous technical degree in engineering, physics, mathematics, or a closely ...

US Navy

Nuclear Engineer

Waterloo, WI

$95K - $114K/yr

Job Title: Nuclear Engineer (Naval Reactors Engineer) Category / Component: Officer • Active ... Completion of a rigorous technical degree in engineering, physics, mathematics, or a closely ...

US Navy

Nuclear Engineer

Mcfarland, WI

$92K - $110K/yr

Job Title: Nuclear Engineer (Naval Reactors Engineer) Category / Component: Officer • Active ... Completion of a rigorous technical degree in engineering, physics, mathematics, or a closely ...

US Navy

Nuclear Engineer

Janesville, WI

$96K - $116K/yr

Job Title: Nuclear Engineer (Naval Reactors Engineer) Category / Component: Officer • Active ... Completion of a rigorous technical degree in engineering, physics, mathematics, or a closely ...

US Navy

Nuclear Engineer

Reeseville, WI

$97K - $117K/yr

Job Title: Nuclear Engineer (Naval Reactors Engineer) Category / Component: Officer • Active ... Completion of a rigorous technical degree in engineering, physics, mathematics, or a closely ...

US Navy

Nuclear Engineer

Middleton, WI

$98K - $118K/yr

Job Title: Nuclear Engineer (Naval Reactors Engineer) Category / Component: Officer • Active ... Completion of a rigorous technical degree in engineering, physics, mathematics, or a closely ...

US Navy

Nuclear Engineer

Evansville, WI

$95K - $114K/yr

Job Title: Nuclear Engineer (Naval Reactors Engineer) Category / Component: Officer • Active ... Completion of a rigorous technical degree in engineering, physics, mathematics, or a closely ...

US Navy

Nuclear Engineer

Columbus, WI

$111K - $133K/yr

Job Title: Nuclear Engineer (Naval Reactors Engineer) Category / Component: Officer • Active ... Completion of a rigorous technical degree in engineering, physics, mathematics, or a closely ...

US Navy

Nuclear Engineer

Arlington, WI

$96K - $115K/yr

Job Title: Nuclear Engineer (Naval Reactors Engineer) Category / Component: Officer • Active ... Completion of a rigorous technical degree in engineering, physics, mathematics, or a closely ...

US Navy

Nuclear Engineer

Monona, WI

$102K - $122K/yr

Job Title: Nuclear Engineer (Naval Reactors Engineer) Category / Component: Officer • Active ... Completion of a rigorous technical degree in engineering, physics, mathematics, or a closely ...

US Navy

Nuclear Engineer

Poynette, WI

$97K - $117K/yr

Job Title: Nuclear Engineer (Naval Reactors Engineer) Category / Component: Officer • Active ... Completion of a rigorous technical degree in engineering, physics, mathematics, or a closely ...

US Navy

Nuclear Engineer

Milton, WI

$94K - $112K/yr

Job Title: Nuclear Engineer (Naval Reactors Engineer) Category / Component: Officer • Active ... Completion of a rigorous technical degree in engineering, physics, mathematics, or a closely ...

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All JobsNuclear Engineering JobsNuclear Engineering Jobs in Madison, WI

Nuclear Engineering information

See Madison, WI salary details

$26.2K

$106.4K

$151.2K

How much do nuclear engineering jobs pay per year?

As of Aug 8, 2026, the average yearly pay for nuclear engineering in Madison, WI is $106,416.00, according to ZipRecruiter salary data. Most workers in this role earn between $99,300.00 and $118,900.00 per year, depending on experience, location, and employer.

What jobs can a nuclear engineer get?

A nuclear engineer can work in power plant design and operation, nuclear safety analysis, radiation protection, and research and development. They often work in environments such as nuclear facilities, laboratories, or government agencies, and may require knowledge of nuclear physics, engineering principles, and safety protocols.

What are the common career advancement opportunities for nuclear engineers?

Nuclear engineers typically start their careers in entry-level engineering roles focused on system analysis, reactor operation, or project design. With experience, they may advance to supervisory positions, project management, or specialized roles such as reactor licensing and safety analysis. Many nuclear engineers also pursue advanced certifications or graduate degrees to move into research, policy, or senior technical leadership positions. Career progression often depends on technical expertise, leadership abilities, and staying current with industry regulations and advancements.

What are the key skills and qualifications needed to thrive in nuclear engineering?

Nuclear engineers typically require a degree in nuclear engineering or a related field, with strong knowledge of physics, mathematics, and safety protocols. Proficiency with computer-aided design (CAD) software, reactor simulation tools, and familiarity with NRC regulations or a Professional Engineering (PE) license are often needed. Strong analytical thinking, attention to detail, and effective teamwork skills help individuals excel in multidisciplinary project environments. These abilities are crucial to ensure the safe, efficient, and compliant operation and development of nuclear systems.

What is nuclear engineering?

A Nuclear Engineering job involves the research, design, development, and maintenance of nuclear systems, including reactors, power plants, and radiation applications. Nuclear engineers ensure the safe and efficient use of nuclear energy and radiation in power generation, medical treatments, and industrial applications. They work on reactor safety, radiation shielding, nuclear fuel management, and compliance with regulatory standards. Many nuclear engineers are employed in energy production, while others contribute to medicine, space exploration, and national defense.

What are the most commonly searched types of Nuclear Engineering jobs in Madison, WI? The most popular types of Nuclear Engineering jobs in Madison, WI are:
What job categories do people searching Nuclear Engineering jobs in Madison, WI look for? The top searched job categories for Nuclear Engineering jobs in Madison, WI are:
What cities near Madison, WI are hiring for Nuclear Engineering jobs? Cities near Madison, WI with the most Nuclear Engineering job openings:
Nuclear Engineering jobs near you
Infographic showing various Nuclear Engineering job openings in Madison, WI as of August 2026, with employment types broken down into 84% Full Time, 5% Part Time, and 11% Contract. Highlights an 84% In-person, 5% Hybrid, and 11% Remote job distribution, with an average salary of $106,416 per year, or $51.2 per hour.

Nuclear Engineer I/II (Reactor Design)

Fissionaire

Madison, WI

$99K - $118K/yr

Full-time

Re-posted 22 days ago

Job description

As an emerging leader in nuclear engineering, our startup is developing revolutionary reactor technology to secure safe and abundant energy for future generations.  We are seeking a highly skilled entry-level Nuclear Engineer I/II to join our dynamic team and contribute to the design and development of next-generation nuclear reactors.


The Nuclear Engineer I/II will contribute to the design, analysis, and optimization of advanced nuclear reactor systems. The ideal candidate will have a strong background in nuclear engineering, proficiency with industry-standard design software, and a proactive, self-starting attitude. This role requires innovative thinking, technical expertise, and a commitment to advancing safe and sustainable nuclear energy solutions.

Key responsibilities
  • Design and develop nuclear reactor systems, including core design, thermal-hydraulics, and safety systems, ensuring compliance with regulatory standards.
  • Perform simulations and analyses to optimize reactor performance, safety, and efficiency using industry-standard software tools.
  • Collaborate with multidisciplinary teams, including mechanical engineers, materials scientists, and safety analysts, to integrate reactor designs into broader systems.
  • Conduct risk assessments and safety analyses to ensure designs meet stringent nuclear safety requirements.
  • Prepare technical reports, design documentation, and presentations for internal stakeholders and regulatory bodies.
  • Stay updated on advancements in nuclear technology, materials, and regulations to incorporate cutting-edge solutions into designs.
  • Participate in project planning and scheduling to ensure timely delivery of design milestones.
  • Contribute to research and development initiatives for innovative reactor concepts.  
qualifications
  • Master’s degree in Nuclear Engineering or a related field. Ph.D. preferred but not required.
  • Minimum of 1-2 years of experience in nuclear reactor design, analysis, or related fields within industry or in academic work.
  • Proficiency with nuclear design and analysis software, such as MCNP, SCALE, RELAP5, COMSOL, MOOSE, GOTHIC etc.
  • Familiarity with CAD software for reactor component design.
  • Proficiency in programming languages for data analysis, scripting, or automation of design processes.
  • Knowledge of nuclear physics, neutronics, thermal-hydraulics, and reactor safety principles.
  • Experience with Molten Salt Reactor design preferred.
  • Demonstrated ability to work independently, take initiative, and drive projects to completion with minimal supervision.
  • Excellent written and verbal communication skills for technical documentation and cross-functional collaboration.
  • Familiarity with nuclear regulatory frameworks and safety standards.
  • Knowledge of materials science, particularly related to radiation-resistant materials and high-temperature applications.
  • Familiarity with risk assessments and analysis (PRA, FMEA, PIRT etc.) preferred
  • Familiarity with computational fluid dynamics (CFD) for thermal-hydraulic analysis preferred.
  • U.S. citizenship or permanent residency required.
What we offer
  • Competitive salary with equity options
  • Comprehensive benefits, holiday and PTO schedule
  • Opportunity to shape foundational operations in a groundbreaking nuclear startup.

Fissionaire’s technology is subject to U.S. export control regulations, which require the company to review applicants’ eligibility based on their citizenship or residency status. As part of the application process, candidates will be asked to indicate whether they are a U.S. citizen, green card, lawful permanent resident, asylee, or refugee resident to support this review. Because government authorization timelines can vary, Fissionaire is unable to consider alternate resident statuses where required approvals may not be obtainable within a timeframe that meets business needs.

Fissionaire is an Equal Opportunity Employer that does not discriminate on the basis of actual or perceived race, colour, creed, religion, national origin, ancestry, citizenship status, age, sex or gender (including pregnancy, childbirth, pregnancy-related conditions, and lactation), gender identity or expression (including transgender status), sexual orientation, marital status, family or relationship structure, military service and veteran status, physical or mental disability, genetic information, gender identity, or any other characteristic protected by applicable federal, state, or local laws and ordinances. Fissionaire’s management team is dedicated to this policy with respect to recruitment, hiring, placement, promotion, transfer, training, compensation, benefits, employee activities, access to facilities and programs, and general treatment during employment.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.