Sales Engineer
Flex, Littleton, MA, United States
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.
To support our extraordinary teams who build great products and contribute to our growth, JetCool is looking to add a
Sales Engineer
located in
Littleton, MA .
Reporting to the Vice President of Marketing and Partnerships, this role supports our OEM group, with a primary focus on supporting and expanding our partnership with Dell and other global system manufacturers. This role blends deep technical fluency with customer‑facing leadership, helping OEM partners understand how JetCool’s liquid‑to‑liquid and liquid‑to‑air cooling architectures integrate into their server platforms and align with end‑customer requirements.
You will serve as the technical bridge between JetCool’s engineering teams and OEM customers, ensuring our SmartPlates, CDUs, and full‑stack cooling solutions meet the thermal, mechanical, and integration needs of next‑generation AI and high‑density compute systems.
Success in this role requires the ability to translate complex thermal/fluid‑dynamics concepts into clear, compelling narratives tailored to diverse audiences—from system architects to procurement managers.
What a typical day looks like:
Lead technical discovery with Dell and other OEM customers to understand system‑level thermal requirements for AI and HPC platforms
Map JetCool’s liquid‑to‑liquid and liquid‑to‑air cooling architectures to OEM server designs, rack‑level strategies, and customer deployment models
Serve as the primary technical interface for customer engagements, guiding customers through solution feasibility, integration, and performance expectations
Support sales cycles by contributing to quotes, configuration analysis, RFP/RFQ responses, technical documentation, and customer‑facing content
Gather and interpret OEM requirements, specifications, and system documentation for JetCool EngineeringCollaborate with Engineering to define, refine, and communicate cooling solutions—including cold plates, manifolds, CDUs, and rack‑level integration
Evaluate server and rack architectures (Dell PowerEdge, GPU platforms, AI accelerators, etc.) to ensure compatibility with JetCool solutions
Develop and deliver technical presentations that highlight JetCool’s differentiation in thermal performance, efficiency, and sustainability
Present thermal analyses in a clear, consumable format for both engineering and business stakeholders
Adapt technical depth and messaging in real time based on audience, context, and customer priorities
The experience we’re looking to add to our team:
B.S. in Mechanical Engineering (or related discipline)
Strong foundation in fluid mechanics or heat transfer (experience with both preferred)
3+ years in pre‑sales engineering, OEM engagement, or customer‑facing technical roles
Ability to interpret and communicate complex engineering analyses
Strong communication, presentation, and customer‑facing skills
Experience with fluid‑based mechanical designs or thermal systems is preferred
Exposure to CFD tools (ANSYS, Icepak, FloTHERM) is a plus
Experience applying heat‑transfer and fluid‑mechanics fundamentals to real‑world cooling solutions is preferred
Familiarity with server architectures, AI accelerators, and OEM design cycles (Dell experience strongly preferred)
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).
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To support our extraordinary teams who build great products and contribute to our growth, JetCool is looking to add a
Sales Engineer
located in
Littleton, MA .
Reporting to the Vice President of Marketing and Partnerships, this role supports our OEM group, with a primary focus on supporting and expanding our partnership with Dell and other global system manufacturers. This role blends deep technical fluency with customer‑facing leadership, helping OEM partners understand how JetCool’s liquid‑to‑liquid and liquid‑to‑air cooling architectures integrate into their server platforms and align with end‑customer requirements.
You will serve as the technical bridge between JetCool’s engineering teams and OEM customers, ensuring our SmartPlates, CDUs, and full‑stack cooling solutions meet the thermal, mechanical, and integration needs of next‑generation AI and high‑density compute systems.
Success in this role requires the ability to translate complex thermal/fluid‑dynamics concepts into clear, compelling narratives tailored to diverse audiences—from system architects to procurement managers.
What a typical day looks like:
Lead technical discovery with Dell and other OEM customers to understand system‑level thermal requirements for AI and HPC platforms
Map JetCool’s liquid‑to‑liquid and liquid‑to‑air cooling architectures to OEM server designs, rack‑level strategies, and customer deployment models
Serve as the primary technical interface for customer engagements, guiding customers through solution feasibility, integration, and performance expectations
Support sales cycles by contributing to quotes, configuration analysis, RFP/RFQ responses, technical documentation, and customer‑facing content
Gather and interpret OEM requirements, specifications, and system documentation for JetCool EngineeringCollaborate with Engineering to define, refine, and communicate cooling solutions—including cold plates, manifolds, CDUs, and rack‑level integration
Evaluate server and rack architectures (Dell PowerEdge, GPU platforms, AI accelerators, etc.) to ensure compatibility with JetCool solutions
Develop and deliver technical presentations that highlight JetCool’s differentiation in thermal performance, efficiency, and sustainability
Present thermal analyses in a clear, consumable format for both engineering and business stakeholders
Adapt technical depth and messaging in real time based on audience, context, and customer priorities
The experience we’re looking to add to our team:
B.S. in Mechanical Engineering (or related discipline)
Strong foundation in fluid mechanics or heat transfer (experience with both preferred)
3+ years in pre‑sales engineering, OEM engagement, or customer‑facing technical roles
Ability to interpret and communicate complex engineering analyses
Strong communication, presentation, and customer‑facing skills
Experience with fluid‑based mechanical designs or thermal systems is preferred
Exposure to CFD tools (ANSYS, Icepak, FloTHERM) is a plus
Experience applying heat‑transfer and fluid‑mechanics fundamentals to real‑world cooling solutions is preferred
Familiarity with server architectures, AI accelerators, and OEM design cycles (Dell experience strongly preferred)
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).
#J-18808-Ljbffr