Sr. Thermal Systems Engineer

JetCool, a Flex company

Littleton, MA, United States
Base: $123,500.00 - $169,800.00 usd annual; bonus/...
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Direct-to-chip cooling systems
High-tdp cpus/gpus/accelerators
First principles in fluid dynamics
** JetCool, a Flex company, seeks a Senior Thermal Systems Engineer in Littleton, MA, to lead the architecture and validation of direct-to-chip cooling systems for high-performance computing. The role requires expertise in thermal design and fluid dynamics, with a focus on collaboration across multiple teams to deliver innovative cooling solutions. **

Job Summary

  • Own the end-to-end architecture, analysis, validation, and deployment of direct-to-chip (D2C) cooling systems.
  • Define system-level thermal requirements and perform sensitivity trade-offs for optimal design.
  • Develop test plans for thermal performance, pressure integrity, and long-term reliability.

Matching Summary

Match Score: 75

** JetCool, a Flex company, seeks a Senior Thermal Systems Engineer in Littleton, MA, to lead the architecture and validation of direct-to-chip cooling systems for high-performance computing. The role requires expertise in thermal design and fluid dynamics, with a focus on collaboration across multiple teams to deliver innovative cooling solutions. **

Salary

Base: $123,500.00 - $169,800.00 USD Annual; Bonus/Equity: Not specified; Benefits: Full range of medical, dental, and vision plans, Life Insurance, Short-term and Long-term Disability, Matching 401(k) Contributions, Vacation and Paid Sick Time, Tuition Reimbursement

Skills & Requirements

Must-have

  • direct-to-chip cooling systems
  • high-TDP CPUs/GPUs/accelerators
  • first principles in fluid dynamics
  • 1D/3D thermal modeling
  • liquid cooling subsystems design
  • DFM/DFA/DFT
  • lab and rack-scale testing

Nice-to-have

  • building smarter, more sustainable data centers
  • pushing the limits of what’s possible
  • partnering with Product Management
  • customer engagement and support

Key Requirements

  • BS/MS in Mechanical Engineering or Aerospace Engineering
  • 5+ years experience in thermal design/validation
  • Proven expertise in liquid cooling
  • Hands-on with lab instrumentation
  • Experience bringing products from EVT → DVT → PVT → ramp

Work Rights

Not specified

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