Mechanical Engineer - Thermal Analyst jobs in United States
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Belcan · 16 hours ago

Mechanical Engineer - Thermal Analyst

Belcan is seeking a hands-on Mechanical Engineer Thermal Analyst to support the design and analysis of reactor systems and components. This role directly influences high-consequence thermo-mechanical design decisions in a first-of-a-kind advanced reactor.

Enterprise SoftwareIndustrial EngineeringProject ManagementSoftwareTechnical Support
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H1B Sponsor Likelynote

Responsibilities

Develop steady-state and transient thermal and thermal-hydraulic models for reactor components and systems (vessels, internals, piping, core supports, and auxiliary systems)
Provide temperature distributions, heat loads, and thermal boundary conditions for structural FEA and ASME Section III, Division 5 design analyses
Collaborate with structural engineers to iterate designs and achieve acceptable thermo-mechanical margins
Use first-principles modeling, hand calculations, and CFD/system simulations to scope problems, validate results, and communicate key physics
Support high-temperature fluid systems design and provide thermal guidance to system and safety teams
Produce clear, review-ready calculation packages, technical memos, and design reports

Qualification

Thermal analysisCFD toolsHeat transferFluid mechanicsFirst-principles modelingASME BPVC Section IIIScriptingData analysisAnalytical skillsProblem-solvingCommunication skills

Required

BS in Mechanical, Nuclear, Chemical, Aerospace Engineering, or related field (MS/PhD preferred)
3-7+ years of experience in thermal analysis, thermal-fluids, or thermal-hydraulics for safety-critical or complex systems (nuclear, power, aerospace, chemical/process)
Hands-on experience with CFD tools; STAR CCM + (Required), thermal network/system analysis, and thermal-structural interface with FEA
Familiarity with ASME BPVC Section III, Division 5 or equivalent design-by-analysis practices
Strong foundation in heat transfer, fluid mechanics, and first-principles modeling
Excellent analytical, problem-solving, and communication skills in a multi-disciplinary team environment

Preferred

Scripting and data analysis experience (Python, MATLAB) is a plus

Company

Belcan is a engineering services company offering design, manufacturing, and IT solutions for aerospace, defense, automotive, and more.

H1B Sponsorship

Belcan has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (4)
2024 (3)
2023 (1)
2022 (4)
2021 (7)
2020 (16)

Funding

Current Stage
Late Stage
Total Funding
unknown
2024-06-10Acquired

Leadership Team

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Dave Brandel
President & COO, Engineering Solutions
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David Moya
DIRECTOR OF OPERATIONS
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Company data provided by crunchbase