About the role#
This internship provides an opportunity to work alongside engineers and scientists on active projects. You will contribute to real reactor design and licensing efforts while learning from professionals in the field. This is a pipeline requisition for Summer 2027, and we review applications on a rolling basis.
What you'll do#
- Support active engineering projects and analyses within your area of study.
- Assist with the day-to-day technical and operational needs of your team.
- Conduct research, gather technical data, and synthesize findings to inform design initiatives.
- Help develop reports, technical documentation, and presentations for internal stakeholders.
- Organize and maintain project files, technical records, and documentation.
- Participate in team meetings, design reviews, and brainstorming sessions.
What you'll need#
- Current enrollment in, or recent completion of, a degree in nuclear engineering or a related field.
- Academic or hands-on knowledge in one or more of the following: reactor core design, radiation shielding, nuclear fuel analysis, criticality safety, reactor multiphysics or transient analysis, nuclear materials and chemistry, or software development and validation.
- Proficiency with Microsoft Office Suite.
- Submission of at least one letter of recommendation from a professor, advisor, employer, or mentor.
Location & details#
- Location: Gaithersburg, Maryland.
- Work modality: Fully on-site, 5 days per week.
- Term: Summer 2027 (10-week program).
- Schedule: Monday to Friday, 8:00 AM to 5:00 PM ET.
- Compensation: $25/hour for undergraduates; $40/hour for graduate students.
About X-energy
X-energy designs and deploys high-temperature gas-cooled reactor and TRISO fuel technology. The company develops small modular reactors for clean energy generation. It operates a fuel fabrication campus in East Tennessee and maintains its headquarters in Rockville, Maryland. The organization employs over 1,600 people.
How to get in at X-energy
Applying early to X-energy roles gives you a clear advantage before the applicant pool expands. Intern Insider sends an instant alert the moment a role matching your target is published anywhere, so you apply among the first and get seen before the pile grows. You can also reach out to recruiters directly to ask about the role or a referral, which materially improves your response rates. Intern Insider surfaces the recruiters behind the company's roles to help you make those connections.



