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Staff Firmware Engineer (MCU)

Flex

On-site
Taipei, Taiwan
Full-time
Staff
8+ yrs
Salary not listedPosted 6m ago

Real job — pulled straight from Flex’s careers page · Verified September 17, 2026 · No reposts.

Job description

Flex is hiring a Staff Firmware Engineer (MCU) — a full-time, based in Taipei, Taiwan role. Apply directly on Flex's careers page below.

Staff FW Engineer (MCU)

Location: Taiwan, Taipei Wugu

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

To support our extraordinary teams who build great products and contribute to our growth, we’re looking to add a [Staff/Sr. Firmware Engineer (MCU)] located in [TW Taipei Wugu Site].

What a typical day looks like:

  • Design, develop, and maintain embedded firmware for PMI (Power Management Interface) and communication MCU platforms.
  • Develop firmware for ARM Cortex-M based microcontrollers, including bootloaders, peripheral drivers, middleware, and application software.
  • Perform board bring-up, hardware validation, and firmware debugging on custom embedded systems.
  • Develop telemetry, monitoring, control, and fault management functions for Power modules
  • Design and validate firmware update mechanisms, including bootloader and UDS-based firmware update solutions.
  • Debug hardware-software integration issues using oscilloscopes, logic analyzers, protocol analyzers, and CAN analyzers.
  • Collaborate with hardware, validation, manufacturing, and customer engineering teams to investigate and resolve technical issues.
  • Develop test tools and automation scripts to improve firmware validation efficiency.
  • Participate in technical reviews and contribute to system architecture discussions.

The experience we’re looking to add to our team:

  • Bachelor’s degree in Electrical Engineering or a related field; Master’s degree preferred.
  • Minimum of 8 years of relevant experience in consumer PC, industrial PC, laptops, RISC architecture, or networking-related products.
  • Strong communication skills, self-motivation, and the ability to navigate ambiguity effectively

Here are a few of our preferred experiences:

  • Experience with OCP ORV3 rack architectures.

What you’ll receive for the great work you provide:

  • Social Insurance (Labor Insurance, NHI, Labor Pension)
  • Group Insurance (Life Insurance)
  • PTO

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).

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Frequently asked questions

What is the seniority level for Staff Firmware Engineer (MCU) at Flex?

Staff Firmware Engineer (MCU) at Flex is a Staff level position.

How do I apply for Staff Firmware Engineer (MCU) at Flex?

You can view the full description and apply for Staff Firmware Engineer (MCU) at Flex on EchoJobs: https://echojobs.io/job/flex-staff-fw-engineer-mcu-psyac.