Nuclear Mechanical Design Engineer — Reactor Systems

X-energy; Rockville, Northern (MD, KY); Hybrid; USD 85,000 - 120,000; Full time

Job summary

X-energy in Rockville, MD is seeking a Mechanical Design Engineer to develop mechanical systems, reactor internals, and support structures for Xe-100. You will design SSCs, perform analyses, and produce CAD models and production-ready drawings.

The role requires a bachelor’s in mechanical engineering, hands-on design experience, and familiarity with CAD/PLM tools; nuclear context is preferred. On-site position with collaborative teams and design reviews.

Qualifications

• Bachelor's degree in mechanical engineering or related field.
• Experience designing mechanical systems for nuclear products or facilities is preferred.
• Proficiency in hand calculations and engineering analysis.
• Familiarity with CAD/PLM tools and standards.

Responsibilities

• Develop mechanical concepts and SSC designs for nuclear products.
• Perform analyses and sizing calculations to meet requirements.
• Create CAD models and drawings for production and verification.
• Coordinate with engineers, suppliers, and customers to ensure design integrity.
• Prepare design documentation and verification plans and reports.

Skills

CAD/PLM software

Hand calculations

Nuclear systems knowledge

Team coordination

Education

Bachelor's degree in mechanical engineering

Tools

UG/NX

SolidWorks

Pro-Engineer

Teamcenter

Windchill

Job description

X-energy in Rockville, MD is seeking a Mechanical Design Engineer to develop mechanical systems, reactor internals, and support structures for Xe-100. You will design SSCs, perform analyses, and produce CAD models and production-ready drawings.

The role requires a bachelor’s in mechanical engineering, hands-on design experience, and familiarity with CAD/PLM tools; nuclear context is preferred. On-site position with collaborative teams and design reviews.