Demo

Pre-Sales Engineer - Hyperscale Liquid Cooling

Flex
Flex Salary
Austin, TX Full Time
POSTED ON 3/21/2026
AVAILABLE BEFORE 6/30/2026
Flex is the diversified manufacturing partner of choice that helps market-leading brands design, build and deliver innovative products that improve the world. A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment. If you are excited about a role but don't meet every bullet point, we encourage you to apply and join us to create the extraordinary.

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-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.
  • Use technical knowledge of products and associated development tools to assist customers on complex issues.
  • Assist with the development of complex product roadmaps.
  • Develop and maintain ongoing relationships with product and business development teams.
  • Provide technical expertise during product development by defining customer product needs and translating these needs into new product recommendations and specifications.
  • Review customer requirements, identify and communicate potential issues and provide recommendations that will meet both the capabilities Flex and the specifications of the customer.
  • Identify and communicate existing and potential design issues both internally and externally.
  • Coordinate product integration efforts between component suppliers, Flex and the customer.
  • Develop and present technical seminars for customers and sales personnel to promote employers' manufacturing capabilities, services, available technologies, manufacturing process and quality.
  • Work with customer representatives to coordinate vendor qualification surveys.
  • Provide 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.
  • Define initial project/product scope and prepare project plans to meet customers' expectations.
  • Prepare detailed project plans by documenting customers' requirements and incorporating design and manufacturing capabilities to meet customers’ expectations.
  • Prepare and maintain required documentation.
  • May be required to sit at customer site.

The Experience We’re Looking to Add to Our Team:

  • Bachelor’s degree in mechanical engineering
  • 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
  • Solid collaborating problem solving skills required
  • Independent self-starter
  • Ability to read the room and respond appropriately

-Site

Flex is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. We do not discriminate based on: age, race, religion, color, sex, national origin, marital status, sexual orientation, gender identity, veteran status, disability, pregnancy status, or any other status protected by law. We're happy to provide reasonable accommodations to those with a disability for assistance in the application process. Please email accessibility@flex.com and we'll discuss your specific situation and next steps (NOTE: this email does not accept or consider resumes or applications. This is only for disability assistance. To be considered for a position at Flex, you must complete the application process first).

Salary.com Estimation for Pre-Sales Engineer - Hyperscale Liquid Cooling in Austin, TX
$103,568 to $129,087
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