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Flex · Singapore, Kallang

# Staff Mechanical Engineer

Singapore, Kallang Senior individual contributor Skilled Trades & Maintenance 

Listed on Flex’s official careers site. Posted September 17, 2026. Check that it is still open and apply there.
[Apply on Flex’s careers site →](https://flextronics.wd1.myworkdayjobs.com/Careers/job/Singapore-Kallang/Staff-Thermal-Engineer_WD221820)

[OpenNash Jobs](https://jobs.opennash.com/) / [Flex](https://jobs.opennash.com/companies/flex/) / Staff Mechanical Engineer

## 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

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. EMC, SI, PCB design). 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 Engineering Required 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).

## At a glance
- Posted by the employer: Sep 17, 2026
- First seen by OpenNash: Jul 10, 2026
- Last checked: Oct 17, 2026
- Listed for: 99 days
- Location: Singapore, Kallang[Apply on Flex’s careers site →](https://flextronics.wd1.myworkdayjobs.com/Careers/job/Singapore-Kallang/Staff-Thermal-Engineer_WD221820)

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Dates come from the employer where stated; “first seen” and “last checked” are our own observations.

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