ZipRecruiter

Log In

2

Entry Level Nuclear Engineering Internships Jobs

Fissionaire

Nuclear Engineer I/II (Reactor Design)

Madison, WI · On-site

$99K - $118K/yr

... 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 ...

Dominion Energy

Supv Nuclear Engineering

Mineral, VA · On-site

$143K - $171K/yr

Proactively develops entry level engineers to move on to greater responsibility * Excellent written ... Nuclear power plant experience to include 1 yr. On site experience to include .25 yr. Special ...

Dominion Energy

Supv Nuclear Engineering

Mineral, VA

$143K - $171K/yr

Proactively develops entry level engineers to move on to greater responsibility * Excellent written ... Nuclear power plant experience to include 1 yr. On site experience to include .25 yr. Special ...

next page

Showing results 1-20

All JobsEntry Level Nuclear Engineering Internships Jobs

Entry Level Nuclear Engineering Internships information

See salary details

$40.5K

$86.4K

$142.5K

How much do entry level nuclear engineering internships jobs pay per year?

As of Jun 9, 2026, the average yearly pay for entry level nuclear engineering internships in the United States is $86,381.00, according to ZipRecruiter salary data. Most workers in this role earn between $65,000.00 and $103,500.00 per year, depending on experience, location, and employer.

What types of projects or tasks can I expect to work on during an entry-level nuclear engineering internship?

As an entry-level nuclear engineering intern, you can expect to be involved in a mix of hands-on and analytical tasks, such as assisting with reactor simulations, supporting safety analyses, conducting research on radiation shielding, or helping with equipment inspections. You'll often work under the guidance of experienced engineers and collaborate with multidisciplinary teams, which may include scientists, technicians, and regulatory specialists. The work environment is typically structured and safety-focused, providing exposure to both office-based design work and, in some cases, supervised field or laboratory activities. These experiences are designed to help you build practical skills while gaining an understanding of industry standards and regulatory requirements.

What are the key skills and qualifications needed to thrive as an Entry Level Nuclear Engineering Intern, and why are they important?

To thrive as an Entry Level Nuclear Engineering Intern, you need a solid background in physics, mathematics, and engineering principles, typically supported by progress toward a bachelor's degree in nuclear, mechanical, or electrical engineering. Familiarity with simulation software (such as MATLAB or AutoCAD), radiation safety protocols, and basic laboratory equipment is commonly expected. Strong analytical thinking, attention to detail, and clear communication skills help interns collaborate effectively and learn quickly in technical environments. These skills and qualities are crucial for ensuring safety, accuracy, and professional growth in the highly regulated field of nuclear engineering.

What are entry level nuclear engineering internships?

Entry level nuclear engineering internships are short-term work experiences designed for students or recent graduates interested in nuclear engineering. These internships provide hands-on training in areas such as reactor operations, safety analysis, radiation protection, and research and development. Interns typically work under the supervision of experienced engineers, gaining practical skills and industry knowledge that can help them secure a full-time position in the field after graduation. The experience also allows interns to build professional networks and explore various career paths within the nuclear industry.

What is the difference between Entry Level Nuclear Engineering Internships vs Nuclear Engineering Technicians?

AspectEntry Level Nuclear Engineering InternshipsNuclear Engineering Technicians
Required CredentialsTypically pursuing or recent graduates with a bachelor's in nuclear engineering or related fieldAssociate degree or technical certification in nuclear technology or engineering
Work EnvironmentInternship sites, research facilities, or plant offices, often with supervisionOperational nuclear power plants, laboratories, or maintenance facilities
Employer & Industry UsageUsed by nuclear engineering firms, research institutions, and energy companies for trainingEmployed directly by nuclear power plants or technical service providers for maintenance and operations

Entry Level Nuclear Engineering Internships focus on training and gaining experience in nuclear engineering concepts, often for students or recent grads. Nuclear Engineering Technicians are more involved in hands-on operational tasks, maintenance, and technical support within nuclear facilities. Both roles are essential in the nuclear industry but differ mainly in experience level, responsibilities, and certification requirements.

More about Entry Level Nuclear Engineering Internships jobs
What cities are hiring for Entry Level Nuclear Engineering Internships jobs? Cities with the most Entry Level Nuclear Engineering Internships job openings:
What are the most commonly searched types of Nuclear Engineering Internships jobs? The most popular types of Nuclear Engineering Internships jobs are:
What states have the most Entry Level Nuclear Engineering Internships jobs? States with the most job openings for Entry Level Nuclear Engineering Internships jobs include:
What job categories do people searching Entry Level Nuclear Engineering Internships jobs look for? The top searched job categories for Entry Level Nuclear Engineering Internships jobs are:
Entry Level Nuclear Engineering Internships jobs near you

Nuclear Engineer I/II (Reactor Design)

Fissionaire

Madison, WI • On-site

$99K - $118K/yr

Full-time

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. 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.