Senior Thermal Modeling Lead for Nuclear Microreactors

Speedrun Talent Network; El Segundo (CA); Presencial; USD 180.000 - 250.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Stock Option Plan

Comprehensive health benefits

Daily catered lunch

Descripción de la vacante

Radiant in El Segundo, CA seeks a Principal Thermal Modeling Analyst to lead thermal CFD/FEA for the Kaleidos reactor and set the technical direction for multi-physics simulations.

You will mentor engineers, shape validation strategies, and influence design decisions for reactor systems, cooling, shielding, and safety. This role requires hands-on leadership and collaboration across disciplines.

Formación

• Bachelor’s degree in engineering, physics, or a similar field.
• 10+ years of relevant industry experience with technical leadership on complex programs.
• Extensive experience with STAR-CCM+ or Ansys Fluent CFD codes and advanced turbulence modeling.
• Mastery of finite element and CFD principles with model validation experience.
• Proficiency with CAD software (Siemens NX).
• Experience building automated simulation workflows and scripting tools.
• Ability to mentor engineers and communicate complex results to cross-functional teams.

Responsabilidades

• Serve as the technical authority for thermal CFD and thermal FEA modeling of Kaleidos reactor systems, owning the most complex analyses.
• Define modeling strategy, methodology, and best practices for turbulent flow, heat transfer, and multi-physics interactions.
• Lead model verification and validation, correlating simulation results with test data and establishing confidence bounds.
• Architect automated simulation workflows and tooling to expand capability and efficiency.
• Lead development of reduced-order analysis methods in partnership with design, systems, and test teams.
• Translate analysis results into clear recommendations for engineering leadership.

Conocimientos

CFD modeling

STAR-CCM+

Ansys Fluent

Finite element

CAD Siemens NX

Automation scripting

Mentoring

Technical communication

Educación

Bachelor’s degree in engineering/physics

MS or PhD preferred

Herramientas

STAR-CCM+

Ansys Fluent

Siemens NX

Descripción del empleo

Radiant in El Segundo, CA seeks a Principal Thermal Modeling Analyst to lead thermal CFD/FEA for the Kaleidos reactor and set the technical direction for multi-physics simulations.

You will mentor engineers, shape validation strategies, and influence design decisions for reactor systems, cooling, shielding, and safety. This role requires hands-on leadership and collaboration across disciplines.