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Jobs at X-energy

X-energy designs advanced small modular nuclear reactors and manufactures advanced nuclear fuel. Its Xe-100 high-temperature gas-cooled reactor and TRISO-X fuel are intended to deliver reliable, zero-carbon energy for energy-intensive industries and other customers.

Industry
Climate & Energy, Industrial & Manufacturing
Company size
501–1,000 employees
Stage
Public
Open roles
92
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  1. Manager, Engineering Strategy & OperationsRockville, MDFull-time · On-site$162,500–185,000
  2. Mechanical Design EngineerHouston, TXFull-time · On-site$95,000–120,000
  3. Engineer IV, NuclearRockville, MDFull-time · On-site$162,750–186,375
  4. Engineer II, NuclearRockville, MDFull-time · On-site$107,625–122,063
  5. Analyst III, Procurement Systems TransformationRockville, MDFull-time · Remote$96,750–128,250
  6. Facilities SpecialistOak Ridge, TNFull-time · On-site$26–31 / hr
  7. Director of Project ControlsOak Ridge, TNFull-time · On-site$198,000–228,000
  8. Contracts Administrator IVOak Ridge, TNFull-time · On-site$119,250–139,500
  9. Project Risk AnalystOak Ridge, TNFull-time · On-site$170,625–194,250
  10. Procurement EngineerOak Ridge, TNFull-time · On-site—
  11. Engineer IV, Network & InfrastructureRockville, MDFull-time · On-site$139,500–159,750
  12. Manager, Human Factors EngineeringFrederick, MDFull-time · On-site$140,000–162,500
  13. Plant Project Engineer IVRockville, MDFull-time · On-site$132,500–155,000
  14. Mechanical Field Engineer V or VIOak Ridge, TNFull-time · On-site$185,000–207,500
  15. Manager, Application AdministrationOak Ridge, TNFull-time · On-site$146,250–186,750
  16. Planning & Scheduling LeadRockville, MDFull-time · On-site$155,000–177,500
  17. Analyst II, ERPOak Ridge, TNFull-time · On-site$79,875–104,625
  18. Analyst II, MESOak Ridge, TNFull-time · Hybrid$79,875–104,625
  19. Execution Project ManagerHouston, TX + 1 moreFull-time · On-site$162,500–185,000
  20. Senior Execution Project ManagerHouston, TX + 1 moreFull-time · On-site$188,750–212,500
  21. Execution Project DirectorHouston, TX + 1 moreFull-time · On-site$213,750–242,500
  22. Cybersecurity GRC EngineerRockville, MDFull-time · Remote$112,500–128,250
  23. Subcontract Technical RepresentativeOak Ridge, TNFull-time · On-site$67,500–92,250
  24. Procurement Administrator IVRockville, MDFull-time · Hybrid$119,250–139,500
  25. Meeting and Event CoordinatorRockville, MDFull-time · On-site—
  26. Lead, MESOak Ridge, TNFull-time · Hybrid$132,500–155,000
  27. Senior Manager, Operational ReadinessOak Ridge, TNFull-time · On-site$170,000–223,125
  28. Technical Fellow, Instrumentation and ControlsRockville, MDFull-time · On-site$254,625–284,813
  29. Senior Manager, Supply Chain Digital TransformationRockville, MDFull-time · On-site$169,875–191,250
  30. Manager, Plant & Process SystemRockville, MDFull-time · On-site$162,500–207,500
  31. Technician IV, Test LaboratoryFrederick, MDFull-time · On-site$43 / hr
  32. Engineer IV, ECM DeveloperRockville, MDFull-time · Hybrid$139,000–159,000
  33. Fire Protection Engineering Internship - Summer 2027Oak Ridge, TNInternship · On-site$25 / hr
  34. Nuclear Criticality Safety Internship- Summer 2027Oak Ridge, TNInternship · On-site$25 / hr
  35. Process Engineering Internship - Summer 2027Oak Ridge, TNInternship · On-site$25 / hr
  36. Systems Engineering Internship - Summer 2027Rockville, MDInternship · On-site$25 / hr
  37. Nuclear Criticality Safety EngineerOak Ridge, TNFull-time · On-site$93,188–122,063
  38. Health PhysicistOak Ridge, TNFull-time · On-site$112,875–149,625
  39. Manager, RecruitingOak Ridge, TNFull-time · On-site$135,000–160,000
  40. Specialist II, Supply ChainRockville, MDFull-time · Hybrid, On-site$79,875–104,625
  41. Senior Advisor (Fuel Engineering)Oak Ridge, TNFull-time · On-site$198,188–248,063
  42. Director, Employee Relations & ComplianceRockville, MDFull-time · On-site$192,375–218,250
  43. Manager, Mechanical EngineeringRockville, MDFull-time · On-site$162,500–207,500
  44. CFD/Thermal Hydraulics Engineer III-IVRockville, MDFull-time · On-site$122,500–138,750
  45. Engineering Integration ManagerRockville, MDFull-time · On-site$163–207,500
  46. Assistant IV, ExecutiveRockville, MDFull-time · On-site$41–46 / hr
  47. Proposal Production Specialist IIIRockville, MDFull-time · Hybrid$90,000–125,000
  48. Project Management InternOak Ridge, TNInternship · On-site$25 / hr
  49. Process Engineer VI - Nuclear Waste ManagementOak Ridge, TNFull-time · On-site$236–212,500
  50. Growth & Strategy Internship - Summer 2027Rockville, MDInternship · On-site$25 / hr
  51. Civil Engineering Internship - Summer 2027Rockville, MDInternship · On-site$25 / hr
  52. Test Engineering Internship - Summer 2027Rockville, MDInternship · On-site$25 / hr
  53. Nuclear Engineering Internship - Summer 2027Rockville, MDInternship · On-site$25 / hr
  54. Mechanical Engineering Internship - Summer 2027Rockville, MDInternship · On-site$25 / hr
  55. Assistant Project ManagerOak Ridge, TNFull-time · On-site$88,750–102,500
  56. Heat Exchanger Design EngineerRockville, MDFull-time · On-site$185,000–207,500
  57. Graphite Materials ManagerRockville, MDFull-time · On-site$162,500–185,000
  58. Manager, Mechanical Engineer - Reactor InternalsRockville, MDFull-time · On-site$185,000–207,000
  59. Project Controls Engineer II (Risk Management)Rockville, MDFull-time · On-site$118–105,000 / hr
  60. Engineer III, Nuclear PackagingRockville, MDFull-time · On-site$122,500–138,750
  61. Engineer IV, Project Quality AssuranceRockville, MDFull-time · On-site$135,000–157,500
  62. Engineer II, Plant & ProcessRockville, MDFull-time · On-site$105,000–117,500
  63. Principal Nuclear Assurance EngineerRockville, MDFull-time · Remote, Hybrid$180,000–205,000
  64. Engineer IV, AI & Digital EngineeringRockville, MDFull-time · Hybrid$180,000–205,000
  65. Software Engineer III, AI Digital & Engineering SoftwareRockville, MDFull-time · Hybrid$150,000–180,000
  66. Software Engineer V, AI Digital & Engineering SoftwareRockville, MDFull-time · Hybrid$220,000–245,000
  67. Machinist V, CNC ProgrammerFrederick, MDFull-time · On-site$48 / hr
  68. Engineer I- III, Safety Analysis & V& VRockville, MDFull-time · On-site$85,000–135,000
  69. Mechanical Engineer, GraphiteRockville, MDFull-time · On-site$95,000–120,000
  70. Test Hardware Design EngineerRockville, MDFull-time · On-site$95,000–120,000
  71. Construction Project Engineer (Electrical, I &C)Oak Ridge, TNFull-time · On-site$110,000–135,000
  72. Senior Manager, Construction ProjectsOak Ridge, TNFull-time · On-site$165,000–190,000
  73. Licensing Engineer II-VI, Risk-Informed Safety AnalysisRockville, MDFull-time · On-site$88,725–147,875
  74. CAD/3D Electrical Designer IVRockville, MDFull-time · Remote, Hybrid, On-site$115,000–140,000
  75. Licensing Engineers for New Reactor Projects (I-VI)Rockville, MDContract · On-site$81,314–135,524
  76. Senior Cyber Systems AdministratorRockville, MDFull-time · Remote, On-site$180,000–205,000
  77. Systems Administrator IV, Enterprise Content ManagementRockville, MDFull-time · On-site$125,000–150,000
  78. Director, Value Engineering and Product ManagementRockville, MDFull-time · Hybrid, On-site$220,000–240,000
  79. Engineer IV, CybersecurityRockville, MDFull-time · Remote, Hybrid$180,000–205,000
  80. Mechanical Systems Design EngineerRockville, MDFull-time · On-site$115,000–140,000
  81. AI Platform EngineerRockville, MDFull-time · Hybrid$150,000–183,000
  82. Engineer IV - VI, Risk Informed Safety AnalysisRockville, MDFull-time · On-site$112,000–221,000
  83. Software Engineer IV, Artificial IntelligenceRockville, MDFull-time · On-site$144,000–192,000
  84. Training Simulation Engineer VRockville, MDFull-time · On-site$124,500–207,500
  85. Thermal Analysis LeadRockville, MDFull-time · On-site$96,320–160,534
  86. Nuclear Software Engineering ManagerOther, MDFull-time · On-site$137,838–229,729
  87. Engineer III-IV, Engineering StrategyRockville, MDFull-time · On-site$107,495–199,700
  88. Project Controls EngineerRockville, MDFull-time · On-site$91,275–201,125
  89. Associate IV, Business Development and StructuringRockville, MDFull-time · Hybrid, On-site$114,965–191,609
  90. Project Controls Engineer IIIRockville, MDFull-time · On-site$105,000–175,000
  91. Associate II, Business Development and StructuringRockville, MDFull-time · On-site$68,900–114,833
  92. Senior Licensing Engineer for New Reactor Projects and StrategyOther, MDFull-time · On-site$102,825–247,625

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