Thermal Modeling Engineer

About the Company

Radiant is an El Segundo, CA-based startup building the world’s first mass-produced, portable nuclear microreactors. The company’s first reactor, Kaleidos, is a 1-megawatt, fail-safe microreactor designed to provide critical power to hospitals, data centers, and remote sites.

Responsibilities

• Develop and execute thermal analysis and CFD to evaluate design and performance of Kaleidos systems
• Document analysis results to communicate clear and actionable outputs
• Expand CFD capabilities, accuracy, and efficiencies via methods and workflow development projects
• Own pipeline for producing analysis geometry from mechanical design CAD
• Develop methods and calculations to support and build confidence in lower-fidelity thermal analysis methods

Requirements

• Bachelor’s degree in engineering, physics, or similar field
• 3+ years experience with Star CCM+ or Ansys Fluent
• Proficiency with CAD software (Siemens NX)
• Strong understanding of finite element and computational fluid dynamics modeling principles and methods
• Experience communicating and distilling information with cross-functional teams
• Ability to work 100% onsite in El Segundo, CA

Preferred Qualifications

• Experience with radiation heat transport modeling
• Knowledge of nuclear reactor design

Benefits

• Substantial incentive stock plan
• Comprehensive medical, vision, and dental coverage
• 8-weeks of paid parental leave
• Daily catered lunch, free snacks, and drinks
• Flexible PTO policy