Lead Nuclear Thermal-Hydraulics Engineer:Liquid Metal Cooling

Subcritical Systems Inc; Austin (TX); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Healthcare insurance

Startup environment

Impactful work

Job summary

Subcritical Systems Inc. in Austin, TX, is hiring Nuclear/Mechanical Thermal-Hydraulics Engineers for full-time, on-site roles.

You will lead or support the design, simulation, prototyping, and procurement of thermal-hydraulic systems including a primary lead cooling loop and a passive decay heat removal system, contributing to the energy amplifier subcritical core. Ideal candidates hold an MS or BS in ME or related field with experience in nuclear thermal-hydraulics and CFD modelling.

Qualifications

• MS or BS in Mechanical Engineering or similar field.
• Experience in nuclear system thermal-hydraulics design and/or modeling.
• Experience using CFD codes to model heat transfer in nuclear systems.
• Record of technical accomplishment through publications and presentations.
• Strong work ethic, resilient, able to work in a fast-paced environment, driven, passionate about the field.
• Export control restrictions limit us to candidates who are U.S. citizens or U.S. permanent residents (green card holders).

Responsibilities

• Lead or support design and modeling of thermal-hydraulic systems: primary Pb loop, passive decay heat removal, intermediate cooling loop, Pb test loop.
• Perform design, FEA and CFD simulations of cooling systems and components.
• Study component options (pumps, heat exchangers) for baseline design.
• Lead or support design, construction and operation of a scaled Pb loop for testing components.
• Develop and document design, hardware specifications, interface requirements and procurement documents.
• Work with nuclear engineering team to optimize core design from a thermal-hydraulics standpoint.
• Collaborate with other teams to ensure systems meet performance requirements.
• Document work in reports, presentations, and regulatory submissions.

Skills

Thermal-hydraulics design

CFD simulations

Publications & presentations

Education

MS or BS in Mechanical Engineering

Tools

STAR-CCM+

SAS4A/SIMMER/RELAP

Job description

Subcritical Systems Inc. in Austin, TX, is hiring Nuclear/Mechanical Thermal-Hydraulics Engineers for full-time, on-site roles.

You will lead or support the design, simulation, prototyping, and procurement of thermal-hydraulic systems including a primary lead cooling loop and a passive decay heat removal system, contributing to the energy amplifier subcritical core. Ideal candidates hold an MS or BS in ME or related field with experience in nuclear thermal-hydraulics and CFD modelling.