Thermofluids Engineer jobs in United States
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Last Energy · 5 months ago

Thermofluids Engineer

Last Energy is seeking an experienced Thermofluids Engineer for the development of thermal systems components within their Power Plant System. The successful candidate will leverage their expertise in Computational Fluid Dynamics (CFD) to perform in-depth analyses of heat transfer in internal turbulent flows. Responsibilities include conducting fluid flow and heat transfer analysis, modeling flows, and validating numerical models.

Clean EnergyEnergyEnergy ManagementNuclearRenewable EnergySustainability

Responsibilities

Application of standard methods of design and analysis to provide pragmatic engineering solutions to fluid and heat transfer systems across the plant
Perform steady-state/transient fluid flow and heat transfer analysis of industrial turbulent systems at the component (equipment) and system (plant) levels
Model and simulate single and multiphase flows
Experience with system codes - MELCOR, RELAP, etc. preferred but not required
2D/3D Component level analysis through the use of Finite Volume Method (CFD) codes with and without high-performance computing resources
1D system-level analysis via “system” codes, dynamic process simulators, and/or heat and flow network codes
Potential Fluid-Structure Interaction (FSI) coupled analysis between FEA and CFD codes for challenging structural problems
Conduct thorough validation and verification of numerical models, ensuring accuracy and reliability in simulation results
Aid in the design of laboratory and rig-scale experiments for verification and validation of thermal systems
Develop system/component design requirements and acceptance criteria in line with best practices and regulatory guidance
Oversight of external Scopes of Work and academic activities

Qualification

Computational Fluid DynamicsThermal system designANSYS/CFX/FluentProgramming experienceAnalytical skillsCommunication skillsCreative thinking

Required

Bachelor's degree in Mechanical or Chemical Engineering
5+ years of experience in a relevant profession
Experience with computational simulation tools, such as ANSYS/CFX/Fluent, OpenFOAM, COMSOL, MATLAB, Simulink, Simscape, Modelica, Aspen, Python, or StarCCM+
Experience with standard 'hand-calculation' engineering design methods for scoping and verification activities
Proficiency in utilizing advanced optimization techniques to enhance thermal system performance
Strong analytical and problem-solving skills
Excellent communication skills and the ability to work in cross-functional teams
Creative thinking and a passion for innovation in thermal design

Preferred

Masters or PhD degree in Mechanical or Chemical Engineering
Experience with system codes - MELCOR, RELAP, etc
Programming experience for providing numerical solutions

Benefits

Medical, dental, and vision coverage
401(k) options
PTO

Company

Last Energy

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Last Energy is a nuclear technology company that provides nuclear energy through its modular micro nuclear power plants.

Funding

Current Stage
Growth Stage
Total Funding
$164M
Key Investors
Astera InstituteGigafundFirst Round Capital
2025-12-16Series C· $100M
2024-08-29Series B· $40M
2021-02-16Series A· $20M

Leadership Team

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Bret Kugelmass
CEO, Founder
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Company data provided by crunchbase