Senior Thermal Architect for Hyperscale GPU Data Centers

CoreWeave; Sunnyvale (CA); On-site; USD 188,000 - 275,000; Full time

Benefits offered by this job

Medical Insurance

Life Insurance

Disability Insurance

Health Savings Account

Tuition Reimbursement

Employee Stock Purchase Program (ESPP)

Mental Wellness Benefits

Parental Leave

Childcare support

401(k) match

Flexible PTO

Catered lunch

Job summary

CoreWeave is hiring for a Senior Thermal Engineer to lead high-density GPU data center thermal design. You will own architecture, validate cooling systems, and collaborate with data center teams and AI hardware engineers to scale platforms.

The role requires 10+ years in thermal management, expertise in liquid cooling, heatsinks, and thermal materials, and a degree in mechanical-related fields. On-site in Sunnyvale, CA with competitive rewards.

Qualifications

• 10+ years of thermal management experience.
• Bachelor’s Degree in Mechanical Engineering, Aerospace Engineering, or a related technical field.
• Experience in heatsinks, thermal interface materials, liquid cooling, heat exchangers and fans.

Responsibilities

• Own the architecture, design, and evolution of thermals for high-density, GPU-accelerated data centers.
• Design, validate, and optimize rack-level and server-level thermal solutions.
• Partner closely with data center teams to define end-to-end thermal architecture—from building infrastructure through the rack.
• Collaborate with world-class engineers developing next-generation AI/ML hardware platforms.
• Advise on data center secondary loop layout, commissioning, and operation.
• Review and evaluate JDM/ODM thermal designs, including thermal simulations; independently run simulations as needed.
• Debug complex thermal and system-level issues, incorporating learnings into future designs.
• Collaborate with vendors and internal teams to manage heterogeneous deployments, ensuring a cohesive thermal strategy across varying CDUs, server platforms, and facilities.
• Drive thermal designs from early concept through mass production.
• Ensure designs meet high standards for efficiency, safety, reliability, and scalability.
• Partner with manufacturing teams to support production readiness and ramp.
• Actively contribute to architectural discussions, providing strong hardware design guidance and tradeoff analysis.
• Mentor and support the growth of junior engineers.

Skills

Thermal management

Heatsinks

Liquid cooling

Thermal interface materials

Heat exchangers

Fans

Education

Bachelor's Degree in Mechanical Engineering

Job description

CoreWeave is hiring for a Senior Thermal Engineer to lead high-density GPU data center thermal design. You will own architecture, validate cooling systems, and collaborate with data center teams and AI hardware engineers to scale platforms.

The role requires 10+ years in thermal management, expertise in liquid cooling, heatsinks, and thermal materials, and a degree in mechanical-related fields. On-site in Sunnyvale, CA with competitive rewards.