Nuclear Engineering Internship - Summer 2027

X-energy LLC conducts a thorough recruiting process and will never issue offers without interview to discuss qualifications and responsibilities. All applications will be submitted via our company career page, www.x-energy.com/careers/. We will never ask you to provide payment information as part of the recruiting process. If anyone claiming to represent X-energy directs you in a manner otherwise, please contact us at www.x-energy.com/contact-us.

• →Support active engineering projects and analyses within your area of study, contributing to work that advances real reactor design and licensing efforts.
• →Assist with the day-to-day technical and operational needs of your team.
• →Conduct research, gather technical data, and synthesize findings to inform ongoing design and analysis initiatives.
• →Help develop reports, technical documentation, and presentations that communicate results to internal stakeholders.
• →Organize and maintain project files, technical records, and documentation to support traceability and quality.
• →Participate actively in team meetings, design reviews, and brainstorming sessions — bringing ideas, asking questions, and offering perspective.

• Current enrollment in — or recent completion of — a degree in nuclear engineering or a closely related field from an accredited institution.
• Academic or hands-on knowledge in one or more of the following areas:
  • Reactor core design and analysis
  • Radiation shielding design and analysis
  • Nuclear fuel analysis and qualification
  • Criticality safety
  • Reactor multiphysics analysis, particularly transient analysis
  • Nuclear materials and chemistry
  • Nuclear analysis software development, verification, and validation
  • Other areas of nuclear engineering or nuclear physics relevant to the design and analysis of small modular reactors, microreactors, and nuclear facilities
• Proficiency with the Microsoft Office Suite (Outlook, Word, Excel, PowerPoint).
• Curiosity, initiative, and a collaborative mindset — you're eager to learn and ready to contribute.

Along with your resume, please submit at least one letter of recommendation. Letters should come from a professor, academic advisor, employer, or professional mentor who can speak directly to your qualifications, work ethic, and potential.