Thermal Hydraulics Engineer jobs in United States
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Hadron Energy, Inc. · 15 hours ago

Thermal Hydraulics Engineer

positionSan Francisco Bay Area
timeFull-time
remoteOnsite
senioritySenior Level
money$100K/yr - $250K/yr
date5+ years exp

Hadron Energy, Inc. specializes in Micro Modular Reactor development and is seeking a Thermal Hydraulics Engineer to join their team in the San Francisco Bay Area. The role involves leading thermal design and fluid system analysis for microreactors, focusing on modeling and verifying heat transport systems and core cooling mechanisms.

EnergyManufacturingMechanical DesignMechanical EngineeringNuclear
Hiring Manager
Sam Gibson
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Responsibilities

Lead the thermal design and fluid system analysis for Hadron’s micro modular reactor
Model and verify the reactor's heat transport systems, core cooling mechanisms, and balance-of-plant operations under both steady-state and transient conditions

Qualification

Nuclear EngineeringThermal-Hydraulics AnalysisFluid System DesignThermal-Hydraulic System CodesComputational Fluid DynamicsHeat TransferFluid MechanicsTwo-Phase FlowComponent DesignReactor Safety AnalysisTransient AnalysisBalance-of-Plant EngineeringVerificationValidationAnalytical SkillsPassion for Clean EnergyCommunication SkillsTeamwork Skills

Required

Bachelor's, Master's, or PhD in Nuclear Engineering, Mechanical Engineering, or a related field
5+ years of experience in thermal-hydraulics analysis and fluid system design, preferably for nuclear or advanced energy systems
Proficiency in thermal-hydraulic system codes (e.g., RELAP, TRACE, SAM) or Computational Fluid Dynamics (CFD) software (e.g., ANSYS Fluent, STAR-CCM+)
Strong understanding of heat transfer (conduction, convection, radiation), fluid mechanics, and two-phase flow
Experience in component design and sizing for heat exchangers, pumps, and valves
Knowledge of reactor safety analysis and transient analysis (e.g., Loss of Flow, Loss of Coolant)
Familiarity with balance-of-plant (BOP) engineering and power conversion cycles
Experience with verification and validation (V&V) of thermal-hydraulic models
Strong analytical, communication, and teamwork skills
Passion for clean energy and a startup-minded approach to problem-solving

Company

Hadron Energy, Inc.

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Hadron Energy specializes in Micro Modular Reactor (MMR) development, design, and research.
dateFounded in 2024
location
San Francisco, California, USA
people-size11-50 employees
web-link
https://www.hadronenergy.com/

Funding

Current Stage
Early Stage
Total Funding
$0.9M
2025-09-29Acquired
2024-07-22Pre Seed· $0.9M

Leadership Team

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Samuel Gibson
Founder & CEO
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Olivia Hand
Head of Reactor Design
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Recent News

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Company data provided by crunchbase