Job Description

Job Posting Start Date 01-30-2026 Job Posting End Date 02-27-2026

At JetCool, a Flex company, we're at the forefront of liquid cooling innovation, delivering advanced solutions that empower our partners in AI and high-performance computing. United by a shared purpose, our teams are pushing the limits of what's possible and tackling complex challenges.

A career at JetCool offers the opportunity to make a real impact by helping build smarter, more sustainable data centers. Together, we're not just advancing technology — we're redefining cooling standards to create a more sustainable tomorrow.

Job Summary

To support our exceptional teams in building innovative products, we are seeking a PrincipalThermal/Mechanical R&D Engineer based in Littleton, MA. Reporting to the Sr. Director of Research & Development, the Principle Thermal/Mechanical R&D Engineer role is responsible for creating and implementing advanced, cost-effec...

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