Semiconductor Test & Yield Engineer — NPI to Mass Production

Best NanoTech; Singapore; On-site; SGD 70,000 - 110,000; Full time

Job summary

Best NanoTech in Singapore is seeking a Product / Test Engineer to own CP/wafer-sort and FT/final-test performance from NPI through mass production. You will analyze test data to identify failures and drive yield improvements across engineering and manufacturing partners.

Role emphasizes cross-functional collaboration with OSAT, foundry and production teams, supporting qualification, reliability and release while tracking KPIs like OEE and cycle time.

Qualifications

• Bachelor's or Master's degree in Electronics, Electrical Engineering, Microelectronics, Computer Engineering or a closely related discipline.
• 3-10+ years of relevant semiconductor test, product, validation, hardware, manufacturing-test or application-engineering experience, depending on level.
• Hands-on semiconductor laboratory, ATE and/or production-test experience appropriate to the role.
• Strong analytical, debugging and cross-functional problem-solving capability.
• English required.

Responsibilities

• Own CP/wafer-sort and FT/final-test product performance from NPI to mass production.
• Analyze STDF, bin-map, datalog and production-test data to identify systemic failures.
• Drive yield improvement, root-cause analysis and corrective actions.
• Coordinate test-program correlation and transfer between engineering and production sites.
• Support lot disposition, excursion management and RMA/failure-analysis activities.
• Work with OSAT, foundry, package, quality and planning teams on product lifecycle issues.
• Support qualification, reliability and production release.
• Track tester utilization, OEE, cycle time and test-cost KPIs.
• Investigate hardware, handler, prober or tester-related production issues.
• Develop statistical dashboards and engineering reports for technical reviews.

Skills

Analytical skills

Problem solving

Cross-functional collaboration

English proficiency

ATE exposure

Data analysis

Education

Bachelor's or Master's degree in Electronics / Electrical Engineering or related

Tools

V93K

UltraFLEX

J750

Job description

Best NanoTech in Singapore is seeking a Product / Test Engineer to own CP/wafer-sort and FT/final-test performance from NPI through mass production. You will analyze test data to identify failures and drive yield improvements across engineering and manufacturing partners.

Role emphasizes cross-functional collaboration with OSAT, foundry and production teams, supporting qualification, reliability and release while tracking KPIs like OEE and cycle time.