Principal/thermal Mechanical R&d Engineer

JetCool, a Flex company

Littleton, MA, United States
Base: $138,300.00 - $190,100.00 usd annual; bonus/...
On-site
Thermal and mechanical designs
Fluid dynamics and heat transfer
Liquid cooling innovation
JetCool, a Flex company, is seeking a Principal Thermal/Mechanical R&D Engineer in Littleton, MA, to lead the design and implementation of innovative thermal solutions for high-performance computing and AI applications. The position requires extensive experience in fluid dynamics and a strong background in mechanical engineering, along with leadership skills for mentoring junior engineers

Job Summary

  • The Principal Thermal/Mechanical R&D Engineer role is responsible for creating and implementing advanced, cost-effective thermal and mechanical designs that deliver outstanding product performance from early development through full-scale production.
  • The role will provide technical leadership and mentorship while applying deep expertise in mechanical design, fluid dynamics, and heat transfer, and will work closely with customers to deliver JetCool’s cutting-edge cooling solutions.
  • Benefits include a full range of medical, dental, and vision plans, life insurance, disability, matching 401(k) contributions, vacation, paid sick time, and tuition reimbursement.

Matching Summary

Match Score: 85

JetCool, a Flex company, is seeking a Principal Thermal/Mechanical R&D Engineer in Littleton, MA, to lead the design and implementation of innovative thermal solutions for high-performance computing and AI applications. The position requires extensive experience in fluid dynamics and a strong background in mechanical engineering, along with leadership skills for mentoring junior engineers.

Salary

Base: $138,300.00 - $190,100.00 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

  • thermal and mechanical designs
  • fluid dynamics and heat transfer
  • liquid cooling innovation
  • advanced fluid flow simulations
  • prototype fabrication and testing

Nice-to-have

  • technical leadership and mentorship
  • customer collaboration
  • driving foundational knowledge and IP
  • good person and team player

Key Requirements

  • Master's degree in Mechanical Engineering
  • 7 years of post-collegiate experience
  • Expertise in fluid dynamics, thermodynamics, and heat transfer
  • Strong analytical and problem-solving skills
  • Excellent communication skills

Work Rights

Not specified

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