Sr. Engineer, Thermal Design

Job Description

Tenstorrent is seeking a Senior Thermal Design Engineer to lead the design and productization of advanced cooling solutions for high-performance PCIe Cards and multi-chip Server Systems. This role is based in Toronto, Canada and requires deep expertise in thermal simulations, air and liquid cooling systems, and thermal validation techniques. The Senior Thermal Design Engineer will work closely with cross-functional teams to develop efficient thermal management strategies for AI computing platforms.Responsibilities:

• Design and validate complex thermal solutions for high-power AI computing systems.
• Conduct thermal simulations (CFD modeling) using tools such as Ansys IcePak, FloTHERM, or SOLIDWORKS Flow Simulation.
• Develop and optimize air-cooled and liquid-cooled solutions.
• Perform product-level reliability testing.
• Collaborate with suppliers to define mechanical and thermal requirements.
• Provide on-site supplier support for critical builds, prototype testing, and manufacturing validation.
• Manage complex BOMs and product lifecycles in a PLM system.
• Work with world-class suppliers, contractors, and test labs.
• Generate detailed engineering documentation.
• Lead thermal design reviews and provide technical mentorship to junior engineers.

Requirements:

• Bachelor’s or Master’s degree in Thermal Engineering or equivalent.
• 5+ years of experience in thermal design, preferably for high-performance electronics or AI computing systems.
• Expertise in cooling solution design, including heat dissipation technologies and airflow management.
• Proficiency in thermal simulation tools such as Ansys IcePak, FloTHERM, or SOLIDWORKS Flow Simulation.
• Experience with advanced cooling technologies.
• Proficiency in CAD software (SolidWorks preferred).
• Deep understanding of GD&T (Geometric Dimensioning and Tolerancing) and engineering drawing creation.
• Strong problem-solving and critical-thinking skills.
• Fluent in Mandarin and English.

Tenstorrent offers:

• A highly competitive compensation package and benefits.