Full-time

Pre-Sales Engineer - Hyperscale Liquid Cooling

Posted by Flex • Austin, Texas, United States

📍 Austin, Texas 🕒 March 04, 2026

About the Role

Job Summary

JetCool, a Flex Company, delivers patented direct-to-chip liquid cooling systems purpose-built for AI and high-density compute. With our microconvective cooling technology and full-stack solutions—from SmartPlates to CDUs—we’re redefining how the world’s most demanding processors stay cool, efficient and operational at scale.

The Pre-Sales Engineer based in either Littleton, MA, Austin, TX or Milpitas, CA will be accountable for providing technical guidance and information to customers on a pre-sales and post-sales basis to enable delivery of design, fabrication and assembly goals, per customers’ expectations.

What a Typical Day Looks Like:

  • Understand customer needs and translate them into technical solutions.

  • Design and present solutions that align with business goals.

  • Support sales teams during product demos, RFPs/RFIs and technical evaluations.

  • Conduct proof-of...

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