Senior Principal Test Development Engineer

Onsemi; Seremban; On-site; MYR 120,000 - 180,000; Full time

Job summary

ON Semiconductor in Malaysia seeks a Senior Principal Test Development Engineer to define and drive advanced test solutions for its next-generation power semiconductor portfolio, including Si, SiC, IGBT, and GaN technologies.

The role provides strategic leadership across wafer sort, die-level test, package final test, and power module test development, ensuring robust, cost-effective, and scalable solutions for qualification, ramp, yield optimization, and long-term growth.

Qualifications

• Deep expertise in power semiconductor testing across Si, SiC, IGBT and GaN technologies.
• Experience with wafer sort, die-level, package final, and power module test development.
• Strong ability to apply statistical data analysis to yield and reliability improvements.

Responsibilities

• Define and drive advanced test solutions for PSG's power semiconductor portfolio.
• Lead cross-functional teams across Design, Product Engineering, Quality, Operations and Manufacturing.
• Develop robust, cost-effective, scalable test solutions for qualification, ramp, and yield optimization.

Skills

Power semiconductor testing

Wafer sort testing

Die-level test

Package final test

Statistical data analysis

Cross-functional collaboration

Job description

Position Summary

The Senior Principal Test Development Engineer is a recognized technical leader responsible for defining and driving advanced test solutions for PSG's next-generation power semiconductor portfolio, including Silicon (Si), Silicon Carbide (SiC), IGBT, and Gallium Nitride (GaN) technologies.

This role provides strategic and technical leadership across wafer sort, die-level test, package final test, and power module test development. The successful candidate will lead the development of robust, cost-effective, and scalable test solutions that support product qualification, manufacturing ramp, yield optimization, and long-term business growth.

The position requires deep expertise in power semiconductor testing, mixed-signal product development, statistical data analysis, and cross-functional collaboration with Design, Product Engineering, Quality, Operations, and Manufacturing teams across multiple global sites.

onsemi (Nasdaq: ON) is driving disruptive innovations to help build a better future. With a focus on automotive and industrial end-markets, the company is accelerating change in megatrends such as vehicle electrification and safety, sustainable energy grids, industrial automation, and 5G and cloud infrastructure. With a highly differentiated and innovative product portfolio, onsemi creates intelligent power and sensing technologies that solve the world’s most complex challenges and leads the way in creating a safer, cleaner, and smarter world.

More details about our company benefits can be found here:

https://www.onsemi.com/careers/career-benefits

We are committed to sourcing, attracting, and hiring high-performance innovators, while providing all candidates a positive recruitment experience that builds our brand as a great place to work.