Thermal Engineer - Nuclear Microreactors | Remote & Equity

Decisive Point; El Segundo (CA); On-site; USD 100,000 - 160,000; Full time

Benefits offered by this job

Stock options

Comprehensive health benefits

One Medical membership

Vision plan

Dental plan

Flexible PTO

Remote workday allocation

Job summary

Radiant, an El Segundo, CA-based startup, is seeking a Thermal Engineer to develop and execute thermal analyses and CFD to evaluate Kaleidos systems and communicate results. You will own the pipeline from CAD geometry and expand CFD capabilities, ensuring accurate, efficient analyses.

Join a fast-paced team focused on rapid deployment of nuclear microreactors to remote locations, with equity, competitive health benefits, and a collaborative culture in a modern headquarters near the Pacific

Qualifications

• BS or MS in Chemical Engineering, Mechanical Engineering, Aerospace Engineering, or related discipline.
• Graduating in December 2026 or Spring 2027.
• A high level of independence in solving challenging engineering tasks is preferred.
• Ability to seek out resources and proactively ask questions to finish projects through completion effectively, accurately, and timely.
• Ability to work in a fast-paced startup environment with a proactive and collaborative attitude.
• Genuinely excited for our mission to rapidly deploy nuclear microreactors to remote locations requiring abundant, clean energy.
• Knowledge of reactor physics will provide useful context but is not necessary.
• Prior internship experience helpful but not required.

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.

Education

BS or MS in Chemical Engineering, Mechanical Engineering, Aerospace Engineering, or related discipline

Job description

Radiant, an El Segundo, CA-based startup, is seeking a Thermal Engineer to develop and execute thermal analyses and CFD to evaluate Kaleidos systems and communicate results. You will own the pipeline from CAD geometry and expand CFD capabilities, ensuring accurate, efficient analyses.

Join a fast-paced team focused on rapid deployment of nuclear microreactors to remote locations, with equity, competitive health benefits, and a collaborative culture in a modern headquarters near the Pacific