Pre-Sales Engineer - Hyperscale

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USA, MA, Littletontime type:
Full time posted on:
Posted Todaytime left to apply:
End Date:
February 23, 2026 (30+ days left to apply) job requisition :
WD213040

Job Posting Start Date 01-13-2026 Job Posting End Date 02-23-2026

At Jet Cool, 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 Jet Cool 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 Jet Cool , 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 Smart Plates to CDUs—we’re redefining how the world’s most demanding processors stay cool, efficient, and operational at scale.
** Position Overview
** The Pre-Sales Engineer 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.
*
* Key Responsibilities:

*** 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-concept (PoC) deployments and workshops
* Provide post-sales technical guidance and feedback to product teams
* Collaborate with facilities and engineering teams to ensure solution feasibility
* Uses technical knowledge of products and associated development tools to assist customers on complex issues.
* Assists with the development of complex product roadmaps.
* Develops and maintains ongoing relationships with product and business development teams.
* Provides technical expertise during product development by defining customer product needs and translating these needs into new product recommendations and specifications.
* Reviews customer requirements, identifies and communicates potential issues and provides recommendations that will meet both the capabilities Flex and the specifications of the customer.
* Identifies and communicates existing and potential design issues both internally and externally.
* Coordinates product integration efforts between component suppliers, Flex, and the customer.
* Develops and presents technical seminars for customers and sales personnel to promote employers' manufacturing capabilities, services, available technologies, manufacturing process and quality.
* Works with customer representatives to coordinate vendor qualification surveys.
* Provides best in class, complex, technical assistance by answering and closing all customer and program management technical questions related to manufacturing capabilities including design, fabrication, and assembly abilities.
* Defines initial project/product scope and prepares project plans to meet customers' expectations.
* Prepares detailed project plans by documenting customers' requirements and incorporating design and manufacturing…