Senior Nuclear Facility Engineer

Kairos PowerAlameda, CA or Remote in US$141k–$165k/yr

Good fit if

  • You have 5+ years of experience.
  • You can travel 10% of the time.

Credentials that matter

Skills and tools

  • 3D CAD
  • Asme B&pv
  • Fmea
  • Hazop
  • FEA
  • CFD

Required qualifications

  • Bachelor's or advanced degree in Mechanical, Nuclear, or Systems Engineering (or related discipline)
  • 5+ years of experience in nuclear plant design, system integration, or complex facility layout
  • Proven ability to lead cross-disciplinary integration and resolve technical and spatial conflicts
  • Demonstrated experience in system integration, equipment layout, standardization, and 3D CAD model management
  • Experience in reactor component fabrication and life cycle management processes including equipment qualification, in-service inspection, and related programs
  • Proficiency in 3D CAD design tools (e.g., SolidWorks, AVEVA or equivalent)
  • Knowledge of applicable codes and standards such as ASME B&PV Section VIII Division 1 and 2, and Section III Division 5
  • Knowledge of system safety and reliability analysis methods such as FMEA and HAZOP
  • Strong analytical problem-solving abilities and ability to apply systems-thinking to evaluate interdependencies across reactor subsystems
  • Excellent verbal, written communication, presentation, and interpersonal skills
  • Self-motivated with strong time management skills and ownership mentality

About this role

Senior Engineer to lead the design, integration, and spatial layout of reactor cavity components for Kairos Power's fluoride-salt-cooled, high-temperature reactor (FHR). You will own 3D layouts, coordinate with multi-disciplinary teams, and ensure safety and manufacturability of first-of-a-kind advanced reactor systems.

Responsibilities

  • Own and manage the 3D layout and spatial integration of all components within the reactor cavity including reactor vessel, support systems, instrumentation, shielding, and maintenance interfaces.
  • Coordinate with mechanical, civil, and I&C design teams to define spatial, thermal, and functional interfaces between the reactor vessel, cavity systems, and bio-shield.
  • Lead design integration reviews to ensure structures, systems, and component designs are compatible and accessible for installation and maintenance.
  • Develop and implement standardized layouts, component interfaces, and remote maintenance connection strategies to streamline manufacturing, assembly, and maintenance operations.
  • Interface and communicate component requirements with nuclear design, reactor systems, reactor coolant auxiliary systems, safety analysis, remote handling, and manufacturing teams.
  • Perform design verification and validation activities to ensure system performance meets functional and safety requirements.
  • Participate in hazard and failure analyses (HAZOP, FMEA, FTA) and incorporate safety insights into design iterations.
  • Contribute to configuration management by maintaining design baselines, revision control, and traceability of changes.
  • Participate in peer design reviews and technical audits to ensure compliance with quality and performance objectives.

Preferred qualifications

  • Experience with configuration management systems or PLM tools
  • Experience with prototype or test rig development for mechanical systems
  • Experience working to a quality standard such as ASME NQA-1 or ISO 9001
  • Proficiency in engineering analysis tools for thermal and structural modeling
  • Knowledge of FEA and CFD methods and ability to apply results to mechanical design decisions
  • Experience with design and analysis of high-temperature and/or molten salt-wetted components under irradiation
  • Capability to mentor and train junior engineers and interns

Location, schedule, and travel

Onsite role with physical demands including prolonged standing/sitting, lifting up to 30 pounds, and ascending/descending ladders, stairs, and lifts.

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Senior Nuclear Facility Engineer

Kairos Power · $141k–$165k/yr

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