Last Energy
Thermal Engineer
Austin, TX · On-site · Full-time · Posted Oct 1, 2026
- Experience
- 7+ years of hands-on industry experience.
- Education
- BS or MS in Mechanical Engineering or related field.
About the job
Designs and validates pressure-boundary hardware and thermal-mechanical systems for a micro nuclear power plant, taking components from conceptual design through manufacturable hardware.
What you'll do
- Design heat exchangers, piping networks, fluid storage tanks, and other pressure-boundary equipment.
- Analyze thermal stress, fatigue, and thermal expansion to validate designs against operating loads.
- Support material selection, tolerancing, and design-for-manufacturing decisions, collaborating with structural and other engineering teams.
What they ask for
- BS or MS in Mechanical Engineering or a related field.
- 7+ years of hands-on industry experience designing components under thermal and mechanical loading.
- Experience designing thermal-system components for power plants, nuclear, or complex industrial systems.
- Proficiency in 3D CAD and analysis software for mechanical design and structural and thermal stress analysis.
Nice to have
- Experience with pressure-vessel or piping design codes, including ASME BPVC Section III/VIII or B31.1/B31.3.
Tools
Autodesk Inventor, SolidWorks, Siemens NX, PTC Creo, ANSYS Mechanical, Abaqus, SolidWorks Simulation, ASME BPVC Section III/VIII
Model-written summary · the original posting is authoritative