Principal, Power Technology Researcher

Flex; Singapore; On-site; SGD 120,000 - 150,000; Full time

Job summary

A global manufacturing partner in Singapore is looking for a Senior Principal Power Technology Researcher to lead technology research and project design for high-power circuits related to power-supply solutions. Candidates should possess strong power electronics design skills, a Master's or Ph.D. in the relevant field, and a minimum of 7 years of relevant experience. The role offers medical benefits, life insurance, and a collaborative work environment.

Benefits

Medical benefits

Dental benefits

Vision benefits

Life Insurance

Paid Time Off

Qualifications

• 7 years of design experience for Master’s degree or 2 years for Ph.D.
• Deep understanding of power supply design topologies.
• Solid magnetics design skill required.

Responsibilities

• Lead a team to identify and perfect new technologies.
• Support the design during handoff between teams.
• Make decisions to solve technical problems encountered.

Skills

Power electronics design

Independent project design leadership

Teamwork

Strong English communication

Chinese language skills

Education

Master’s degree or Ph.D. in power systems or power electronics

Tools

MatchCAD

SIMetrix

PSIM

PADs

Job description

Senior Principal Power Technology Researcher

Located in Kallang, Singapore.

Flex is the diversified manufacturing partner of choice that helps market‑leading brands design, build and deliver innovative products that improve the world. We believe in diversity, inclusion and a culture of belonging that values uniqueness as a competitive edge. A career at Flex offers the opportunity to make a difference and invest in your growth in a respectful, inclusive, and collaborative environment.

What a typical day looks like:

• Lead a team responsible for identifying new technologies which can be perfected for introduction to the company Advanced Technology teams and converted to working platforms within defined requirements.
• Focus on technologies such as Medium Voltage AC to High Voltage DC solid‑state transformer systems, isolated DC‑DC converter topologies with high conversion ratios (50:1 to 100:1), advanced AC three‑phase input sections with harmonic control and good EMC performance, and other solutions for fundamental problems in modern datacenters.
• Work across functional teams to assess whether proposed technology can meet product specification, cost target, schedule, etc.
• Provide technology leadership and make decisions on how to solve technical problems encountered during research and prototyping phases.
• Support design and issue resolution during the handoff period between the Singapore Research Centre and the Advanced Technology Teams.

Experience we’re looking to add to our team:

• Master’s degree or recent Ph.D. in power systems or power electronics.
• 7 years of design experience for a Master’s degree (or 2 years for a Ph.D.) in high‑power circuits and topologies related to power‑supply design (Rack Server, OBC, EVFC, HVDC, Solid‑State Transformer concepts, etc.) and independent project‑design leadership experience.
• Strong power‑electronics / power‑supply design knowledge and deep understanding of topologies such as Totem‑pole PFC, Vienna PFC, T‑NPC, ANPC, flyback, LLC, CLLC, DAB, etc.
• Solid magnetics design skill and experience.
• Familiarity with AC/DC PSU EMC and safety regulations and with engineering simulation tools such as MatchCAD, SIMetrix, PSIM, PADs.
• Self‑motivated, passionate work ethic, excellent teamwork and competent English skills; Chinese language skills are a benefit.

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

• Medical benefits, dental, vision.
• Life Insurance.
• Paid Time Off.

Flex is an Equal Opportunity Employer and employment selection decisions are based on merit, qualifications, and abilities. We celebrate diversity and 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 [e-mail] 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).