
Real job — pulled straight from Flex’s careers page · Verified September 17, 2026 · No reposts.
Job description
Flex is hiring a Staff Thermal Engineer — a full-time, based in Kallang, Singapore role. Apply directly on Flex's careers page below.
Staff Thermal Engineer
Location: Singapore, Kallang
Time Type: Full time
Job Description
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.
Job Summary
Flex intends to spin off its Cloud and Power Infrastructure segment into a new, independent publicly traded company, Axiom, with the spin planned for Q1 2027. If the intended spin occurs, this role will support Axiom, a company focused on critical digital infrastructure and delivering end-to-end power and thermal management solutions for AI data centers and other mission-critical applications.To support our extraordinary teams who build great products and contribute to our growth, we’re looking to add a Staff Thermal Engineer located in Kallang, Singapore.
What a typical day looks like:
Analyze and evaluate the feasibility of thermal design architecture.
Perform thermal/acoustic estimation/verification against product requirements.
Research/implement new thermal technologies for high density power module and energy storage products.
In charge of supplier management and cross functional communication.
Manage technical projects and collaborate with other internal teams and to support the execution process throughout development cycle.
Collaborate with design team to get resolution/path forward when appropriate trade-offs required between thermal and other disciplines (ie. EMC, SI, PCB design).
Keep up to date on appropriate standards and test methodologies.
Review of design for thermal strategy and implementation
The experience we’re looking to add to our team:
Analyze and evaluate the feasibility of thermal design architecture.
Perform thermal/acoustic estimation/verification against product requirements.
Research/implement new thermal technologies for high density power module and energy storage products.
In charge of supplier management and cross functional communication.
Manage technical projects and collaborate with other internal teams and to support the execution process throughout development cycle.
Collaborate with design team to get resolution/path forward when appropriate trade-offs required between thermal and other disciplines (ie. EMC, SI, PCB design).
Keep up to date on appropriate standards and test methodologies.
Review of design for thermal strategy and implementation
What you’ll receive for the great work you provide:
Medical benefits, dental
Life Insurance
Paid Time Off
AA07
Job Category
Design, Process & Technology EngineeringRequired Skills:
Optional Skills:
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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Frequently asked questions
What is the seniority level for Staff Thermal Engineer at Flex?
Staff Thermal Engineer at Flex is a Staff level position.
How do I apply for Staff Thermal Engineer at Flex?
You can view the full description and apply for Staff Thermal Engineer at Flex on EchoJobs: https://echojobs.io/job/flex-staff-thermal-engineer-uclbg.