Senior Thermal Engineer - AI Networking

Acceler8 Talent; San Francisco (CA); On-site; USD 220,000 - 260,000; Full time

Job summary

Acceler8 Talent is looking for a Senior Thermal Engineer to design innovative thermal solutions for a pioneering AI/networking hardware startup. With over $110M in funding, this role involves collaborating with hardware teams and utilizing advanced thermal modeling tools. Ideal candidates will have a strong background in mechanical engineering and extensive experience in thermal system design.

Benefits

Medical insurance

Vision insurance

401(k)

Stock options

Qualifications

• 10+ years in thermal design; 5+ years with data center network systems preferred.
• Proficient in thermal simulation tools for effective design.
• Deep knowledge of heat transfer and thermal system design.

Responsibilities

• Design and develop thermal solutions including heatsinks and liquid cooling systems.
• Lead thermal testing and validation to ensure performance and reliability.
• Collaborate with hardware teams to integrate thermal designs.

Skills

Thermal design

Thermal modeling

Collaboration

Thermal testing

Education

B.S. in Mechanical Engineering

M.S. in Mechanical Engineering

Tools

Flotherm

Flotherm-XT

IcePak

Job description

Senior Thermal Engineer - AI Infrastructure

Senior Thermal Engineer - AI Infrastructure

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This range is provided by Acceler8 Talent. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay range

$220,000.00/yr - $260,000.00/yr

Additional compensation types

Stock options

Direct message the job poster from Acceler8 Talent

Building North American Photonic and Semiconductor Engineering Teams

Acceler8Talent is proud to partner with a well-funded, VC-backed AI/networking hardware startup in the SF Bay area that’s redefining infrastructure for the world’s largest hyperscalers. Operating under a Joint Development Model (JDM), this company co-develops highly customized networking hardware, software, and optics solutions tailored to the evolving needs of large-scale AI workloads.

With over $110M in funding and rapid expansion underway, they're now looking to hire a Senior Thermal Engineer to help shape the next generation of high-performance systems.

What You’ll Do:

• Design and develop thermal solutions including heatsinks, cold plates, and liquid cooling systems
• Perform thermal modeling and simulations using industry-standard tools
• Lead thermal testing and validation to ensure performance and reliability
• Collaborate with hardware and system teams to integrate thermal designs
• Work with suppliers to deliver high-quality thermal components
• Troubleshoot thermal issues and maintain system reliability
• Stay current on industry trends and emerging cooling technologies

What You Bring:

• B.S. in Mechanical Engineering (M.S. preferred), with focus on heat transfer
• 10+ years in thermal design; 5+ years with datacenter network systems preferred
• Proficient in thermal simulation tools (Flotherm, Flotherm-XT, IcePak)
• Strong understanding of air cooling techniques: vapor chambers, heat pipes, heat sinks, fans, TIMs, and rack-level constraints
• Experience with liquid cooling (preferred, not required)
• Deep knowledge of heat transfer and real-world thermal system design

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Industries

  Semiconductor Manufacturing, Appliances, Electrical, and Electronics Manufacturing, and Telecommunications

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Medical insurance

Vision insurance

401(k)

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