Pre-Sales Engineer - Hyperscale

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

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

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.

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 capabilities to meet customers’ expectations.

• Prepares and maintains required documentation.

• May be required to sit at customer site.

Qualifications:

• Bachelor's degree in Engineering

• Solid collaborating problem solving skills required.

• Independent self-starter

• Ability to read the room and respond appropriately.

• 5+ years of industry experience, with at least 2 years in sales engineering, consulting, or technical pre-sales roles

• Experience with solution architecture, integration projects, and customer-facing engagements

• Strong understanding of IT infrastructure, networking, cloud platforms, or specialized technologies relevant to the product

• Ability to architect solutions and assess technical feasibility

• Familiarity with security, scalability, and performance considerations

• Proficiency in responding to technical aspects of RFPs/RFIs and building solution documentation

• Experience with liquid cooling systems, data center design, or specialized hardware integration (especially relevant in your context)

• Ability to train sales teams on technical products and solutions

• Familiarity with commissioning and maintenance workflow

What you'll receive for the great wor