Thermal Hydraulics Engineer
Listed on 2026-06-02
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Engineering
Mechanical Engineer, Systems Engineer
Candidates may reside anywhere in the USA and be eligible to work for any employer without sponsorship now, or in the future.
Preference will be given to candidates local to Greater Seattle, WA.
Overview:
Our client is looking for an experienced Thermal Hydraulics Engineer to support computational thermal-hydraulic analysis for an advanced nuclear reactor program. This role focuses on evaluating core assembly designs and their behavior under various conditions for a sodium-cooled reactor system.
Primary Responsibilities:
- Perform thermal-hydraulic analysis and engineering assessments of nuclear reactor core components and structures using computational fluid dynamics software, subchannel code, and hand calculations
- Collaborate with cross-disciplinary teams to analyze thermal and mechanical design considerations for the reactor and its components
- Provide technical presentations on analysis results to internal teams
- Prepare reports documenting findings and recommendations, and report results to the core thermal hydraulic team manager or lead
- B.S., M.S., or Ph.D. in Mechanical, Nuclear, or related Engineering field from an accredited university
- 3-10+ years of experience with computational fluid dynamics modeling and simulation of nuclear reactor core components
- Expertise in 1D thermal-hydraulic evaluation and engineering calculations
- Proficiency with modern CFD tools; STAR-CCM+ preferred
- Strong skills in python and java scripting for automating modeling and simulation
- Experience with CAD modeling tools;
Solid Works preferred - Travel up to 5% may be required.
- Experience in the nuclear industry preferred
- Knowledge of liquid metal thermal-hydraulics or experience with nuclear reactor system codes preferred
- Familiarity with Software Quality Assurance (SQA) and Nuclear Quality Assurance (NQA-1) standards highly
- Excellent verbal and written communication skills for formal documentation in an NQA-1 environment
We thank all applicants for their interest. However, only those qualified individuals who closely meet the qualifications of the position will be contacted. The details of the position are only a summary, other duties may be assigned as necessary.
Background Check and Drug Screen may be required.
Pay range is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. Talascend also offers a variety of benefits including: health and disability insurance, 401(k),EAP, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on dateof hire, plan requirements, schedule type, and client work site mandates.
Talascend is an Equal Opportunity Employer that recruits and hires qualified candidates without regard to race,religion, sex, sexual orientation, gender identity, age, national origin, ancestry, citizenship, disability, orveteran status.
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