Jobs at X-energy

25 open jobs at X-energy, updated November 1, 2026. See every role and apply on Yabot Jobs.

On weekdays, new postings are found on average within about an hour.

Traditional Engineering

• Irradiated Materials Engineer III-V MD - Gaither Rd., Rockville Corp Hqtrs, United States of America
  Posted Oct 29
• CAD/3D Electrical Designer IV MD - Gaither Rd., Rockville Corp Hqtrs, United States of America
  Posted Oct 28
• Senior Pressure Vessels/Tanks Engineer MD - Gaither Rd., Rockville Corp Hqtrs, United States of America
  Posted Oct 23
• Engineer II-IV, Engineering Strategy MD - Gaither Rd., Rockville Corp Hqtrs, United States of America
  Posted Oct 23
• Systems Engineer MD - Gaither Rd., Rockville Corp Hqtrs, United States of America
  Posted Oct 23
• Engineer IV - VI, Nuclear Safety Analysis MD - Gaither Rd., Rockville Corp Hqtrs, United States of America
  Posted Oct 23
• Test Hardware Design Engineer MD - Gaither Rd., Rockville Corp Hqtrs, United States of America
  Posted Oct 21
• HVAC Mechanical Design Engineer MD - Gaither Rd., Rockville Corp Hqtrs, United States of America
  Posted Oct 21

Operations & Manufacturing

• Director of Project Controls TN - Lafayette Dr., Oak Ridge, United States of America
  Posted Oct 28
• Project Controls Lead MD - Gaither Rd., Rockville Corp Hqtrs, United States of America
  Posted Oct 27
• Engineer IV, Project Quality Assurance MD - Gaither Rd., Rockville Corp Hqtrs, United States of America
  Posted Oct 27
• Planning & Scheduling Lead MD - Gaither Rd., Rockville Corp Hqtrs, United States of America
  Posted Oct 23
• Specialist II, Supply Chain MD - Gaither Rd., Rockville Corp Hqtrs, United States of America
  Posted Oct 23
• Assistant Project Manager TN - Lafayette Dr., Oak Ridge, United States of America
  Posted Oct 22
• Project Risk Analyst TN - Lafayette Dr., Oak Ridge, United States of America
  Posted Oct 22
• Procurement Engineer TN - Lafayette Dr., Oak Ridge, United States of America
  Posted Oct 22

Engineering & Technology

• Analyst II, SAP TN - Lafayette Dr., Oak Ridge, United States of America
  Posted Oct 23
• SAP Engineering Manager TN - Lafayette Dr., Oak Ridge, United States of America
  Posted Oct 23
• MES Engineering Manager TN - Lafayette Dr., Oak Ridge, United States of America
  Posted Oct 22
• Engineer IV, Network & Infrastructure MD - Gaither Rd., Rockville Corp Hqtrs, United States of America
  Posted Oct 20
• Engineer IV, Cybersecurity MD - Gaither Rd., Rockville Corp Hqtrs, United States of America
  Posted Oct 20

Legal

• Licensing Engineer for Regulatory Affairs MD - Gaither Rd., Rockville Corp Hqtrs, United States of America
  Posted Oct 30
• Contracts Administrator IV TN - Lafayette Dr., Oak Ridge, United States of America
  Posted Oct 28
• Licensing Engineers for New Reactor Projects (I-VI) MD - Gaither Rd., Rockville Corp Hqtrs, United States of America
  Posted Oct 26

Administrative & Office

• Assistant IV, Executive MD - Gaither Rd., Rockville Corp Hqtrs, United States of America
  Posted Oct 23