X-energy · 1 day ago
Mechanical Engineering Intern
Rockville, MD
Internship
Onsite
Intern
$25/hr - $25/hr
Start in 2026 SpringX-energy is a company focused on innovative energy solutions, and they are seeking a Mechanical Engineering Intern to support various projects in their engineering department. The intern will work alongside professionals to assist with tasks related to mechanical engineering, contribute to project discussions, and help develop engineering solutions.
Clean EnergyCleanTechEnergyNuclearRenewable Energy
Responsibilities
Assist with tasks or projects related to the area of study
Provide support for day-to-day departmental or team operations
Participate in brainstorming sessions, meetings, and project discussions offering input and feedback when appropriate
Attend team meetings and contribute ideas and suggestions to enhance operational efficiency or project outcomes
Help organize and maintain project files, documents, and records
Conduct research and gather information for ongoing initiatives and projects
Help prepare reports, presentations, or other materials as needed
Develop innovative mechanical solutions to refine and deploy concepts, technologies, and designs associated with X-energy developed reactors, including pressure vessels and piping, reactor internals, nuclear fuel, and high temperature materials such as graphite
Integrate design activities across engineering team members, partners, and suppliers and perform supporting scoping and sizing calculations to down select design features to meet design requirements using guidance from consensus codes and standards
Create and maintain CAD-generated engineering models of reactor SSCs
Qualification
Required
Current student or recent graduate pursuing a degree in mechanical engineering, or related engineering discipline (e.g., nuclear aerospace, chemical, etc.) from an accredited institution required
Exposure to Computer-Aided Design (CAD) software
Proficiency in Microsoft Office Suite (Outlook, Word, Excel, PowerPoint)
Current student or recent graduate pursuing a degree relevant to the discipline or functional area of the internship
In addition to a resume, candidates must submit at least one letter of recommendation as part of the application process. Letters should be from a professor, academic advisor, employer, or professional mentor who can speak to the candidate's qualifications
Company
X-energy
X-energy is a nuclear energy company that develops small modular nuclear reactors and nuclear fuels for clean energy generation.
Founded in 2009
501-1000 employees
H1B Sponsorship
X-energy has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)
2024 (1)
2022 (2)
2020 (1)
Funding
Current Stage
Late StageTotal Funding
$1.71BKey Investors
Jane Street CapitalPittco ManagementDepartment for Energy Security & Net Zero
2025-11-24Series D· $700M
2025-03-05Private Equity· $22.8M
2024-10-16Series C· $700M
Leadership Team
J. Clay Sell
CEO
Robert Taylor
Vice President, Regulatory Affairs and Licensing
Recent News
2026-01-06
Crunchbase News
2025-12-17
Company data provided by crunchbase