Senior Device Engineer — Yield & Ramp Expert

onsemi; Seremban; On-site; MYR 150,000 - 195,000; Full time

Job summary

onsemi is seeking a Senior Device Engineer to help support ISMF manufacturing ramp and strengthen device and yield performance. The role provides technical ownership across device, process, and probe test activities to ensure smooth ramp‑up, cost savings, and improved factory yield.

The engineer will collaborate with Process, Probe, Product, and ATO teams, execute DOEs, and address issues across Wafer Fab, Probe, Assembly, and Final Test to drive process improvements and robust device

Qualifications

• Degree in E&E Engineering, Physics, Materials, or related field
• Strong analytical and problem‑solving skills
• Semiconductor manufacturing or yield engineering experience is an added advantage

Responsibilities

• Support ISMF ramp and ensure stable device performance
• Lead and contribute to cost reduction and process simplification initiatives
• Perform daily lot disposition to ensure smooth manufacturing operation
• Perform daily yield monitoring, data analysis, excursion containment, and continuous yield improvement
• Manage device release activities in collaboration with Process, Probe, Product, and ATO
• Execute DOEs, characterize process windows, and address issues in Wafer Fab, Probe, Assembly, and Final Test

Job description

onsemi is seeking a Senior Device Engineer to help support ISMF manufacturing ramp and strengthen device and yield performance. The role provides technical ownership across device, process, and probe test activities to ensure smooth ramp‑up, cost savings, and improved factory yield.

The engineer will collaborate with Process, Probe, Product, and ATO teams, execute DOEs, and address issues across Wafer Fab, Probe, Assembly, and Final Test to drive process improvements and robust device