Thermal Design Engineer

Senior Thermal Design Engineer – Advanced Energy Systems

📍 Buffalo, NY (Onsite)

💰 Compensation: $120,000 – $180,000

About the Role

We are seeking a Senior Thermal Design Engineer to lead the design and development of an advanced energy system for space applications. This role owns the full lifecycle, including thermal modeling, system design, prototyping, and validation.

You’ll build systems capable of operating in extreme heat environments, ensuring performance and durability under demanding conditions.

Key Responsibilities

• Lead end-to-end thermal system design from concept through validation
• Develop thermal models and perform heat transfer calculations (conduction, convection, radiation)
• Design for extreme temperatures and metal-phase conditions
• Build and validate prototypes against models
• Design and integrate heat exchangers, radiant heating, and hydronic systems
• Conduct materials and metals analysis for high-temperature performance

Qualifications

• United States citizenship (required)
• Bachelor’s degree in Mechanical Engineering or a closely related field
• Proven experience designing high-temperature thermal systems
• Heat transfer & thermal modeling background
• Past work with metals and material behavior under extreme heat
• Experience with boilers, heat exchangers, radiant heating, or hydronics
• Hands-on prototyping and validation experience

Tools

• Thermal Desktop (preferred)
• ANSYS Fluent / Icepak
• COMSOL Multiphysics

Preferred Backgrounds

• Aerospace or space systems
• Industrial HVAC / thermal systems
• High-heat or metals-focused environments

If you think you could be a fit, please apply or reach out to the hiring team directly at dylan.stone@lumicity.io. Best of luck!