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Senior Engineer / Engineer, Diffusion Process

Vanguard International Semiconductor Singapore Pte. Ltd.

D18 Pasir Ris, TampinesFull TimeS$4,200 – S$6,600/mo

Posted 23 Jun 2026

About this role

Job Description: Analyse SPC chart. Know all the PR rules and their significance. Do proper annotation to maintain quality troubleshooting rate for SPC OOC. Understand Cp and Cpk indices. Monitor critical SPC charts daily. Perform process window study and provide improvement plan to reduce OOC and improve CPK Analyse split lot, DOE data, ET, sort yield using JMP, Klarity ACE. Create SPC charts, DCOP and modify SLDB using PROMIS (Si-View). Upload recipe, check recipe and ensure recipe content compliance using RMS. Follow up on SPSR, MRB, 8D, TECN, or spec update with ECN. Setup and troubleshoot in recipes/ job files in all metrology tools within the Module. Follow up on pass down to troubleshoot process issues. Establish CAS / procedures to be followed and work with other departments for resolution if required. Startup and qualify new process and new equipment within scheduled timeline. Work closely with the Equipment Engineer on new equipment acceptance. Know the concept of repeatability and reproducibility (R&R) run. Work on reducing process constraint so that Manufacturing can have more flexibility. Perform process matching between equipment to reduce variation and analysis / DOE to find factors for better tool matching. Participate in CIP programs to optimize process window, cost, yield, and productivity. Work as a team with both Equipment and Manufacturing Engineers to meet Module objectives. Work to meet the key indices of Uptime and OEE goals. Represent own Module to attend cross-functional task team to address yield improvement/ excursion issues. Follow up with cross-fab benchmarking activities to engage the best-in-campus practices across fabs. Self-audit and update specifications/ documentation to meet TS16949 Quality Standard requirements. Follow good housekeeping and safety rules in office and FAB. Provide feedback/ training to AEs or Techs on their troubleshooting skills, understanding of processes, decision making, risk assessment. Requirements: Degr…

What they're looking for

TTCNDiffusion processMetrology ManagementProcess Improvement

About Vanguard International Semiconductor Singapore Pte. Ltd.

Industry: Manufacturing

Frequently asked questions

What does a Senior Engineer / Engineer, Diffusion Process at Vanguard International Semiconductor Singapore Pte. Ltd. do?

Job Description: Analyse SPC chart. Know all the PR rules and their significance. Do proper annotation to maintain quality troubleshooting rate for SPC OOC. Understand Cp and Cpk indices. Monitor critical SPC charts daily. Perform process window study and provide improvement plan to reduce OOC and i…

What skills does this Senior Engineer / Engineer, Diffusion Process role need?

Key skills for this role include TTCN, Diffusion process, Metrology Management, Process Improvement.

How much does a Senior Engineer / Engineer, Diffusion Process at Vanguard International Semiconductor Singapore Pte. Ltd. pay?

This role lists a salary of S$4,200 – S$6,600 per month.

Is this Senior Engineer / Engineer, Diffusion Process role remote, hybrid, or on-site?

The listing is based in D18 Pasir Ris, Tampines. Check the posting for remote or hybrid options.

How do I apply for this Senior Engineer / Engineer, Diffusion Process role?

You can apply directly on Vanguard International Semiconductor Singapore Pte. Ltd.'s careers page. ApplyLah can tailor your résumé and cover letter to this exact role in seconds first.