Tee Kok Chen

Lead and Optimize Manufacturing Processes for Semiconductor Equipment:

• Designed, developed, and optimized manufacturing processes for assembly and packaging of SMT tool and jjig, ensuring high throughput with minimal cost.
• Identified opportunities for process improvements and implemented solutions to increase efficiency, reduce costs, and enhance product quality.

Troubleshot and Enhanced Production Yield:

• Conducted root cause analysis for production issues and led initiatives to troubleshoot and resolve challenges in assembly lines, improving overall production yield.
• Collaborated with quality management team and FSE to ensure that new process improvements aligned with product requirements and customer specifications.

Developed Process Documentation and Standard Operating Procedures (SOPs):

• Created and maintained detailed process documentation, including work instructions, process flowcharts, and control plans, ensuring alignment with industry standards.
• Trained production staff and operators on new processes, ensuring adherence to best practices and compliance with safety and quality standards.

Monitored and Managed Process Control:

• Utilized process control systems and data analytics tools to monitor manufacturing performance, identify deviations, and implement corrective actions.
• Ensured that processes were optimized to meet customer specifications while adhering to strict regulatory and environmental standards.

Involved in TX and XS Product Transfer

• Managed the transfer of critical manufacturing tools and jigs between SGP and MY, ensuring that they were properly calibrated and aligned with production requirements.
• Collaborated with cross-functional teams, including engineering, quality assurance, and production teams, to ensure smooth tool and jig transfers.
• Work with QM team to audit for the series production readiness as per project milestone deadline.

Led Process Transfer for 160s Slit and 150s Pillar FOAK Tools:

• Successfully transferred processes between Boise Fab4 and Singapore Fab10.
• Managed hardware configuration fingerprinting and process scorecard matching to ensure smooth transition and alignment across fabs.

Led Process Tool Installation Teams for Advanced Etch Machines (VantexB, HX+/HXE):

• Oversaw process qualification and tool startup, ensuring adherence to timeline and production requirements.
• Delivered training to memory teams and BOF teams on Process Technical Integration Qualification (TIQ).
• Presented Process Release Documents (PRD) to customers, addressing and resolving process bottlenecks, ensuring machines met production in-service dates.

Collaborated with Stakeholders to Develop and Optimize 160s Slit Project Scorecards:

• Reviewed process data and devised action plans for continuous improvement.
• Engaged with customers to assess and enhance inline results, driving process scorecard improvements.

Worked Closely with Product Groups to Improve 4C Slit Etching Process Metrics:

• Built and executed Design of Experiments (DOE) and simulations to fine-tune process-sensitive parameters.
• Optimized real processing time (RPT) to enhance production WIP and sustain Mean Time Between Clean (MTBC) RFhr, ensuring a high level of process efficiency and performance.

• Supported Plasma Etch and Deposition Systems at Micron Fab10N/X/A, ensuring smooth equipment startup and process integration.
• Worked with the account team to qualify 120s, 130s, and 140s dry etch equipment.
• Collaborated with Field Service Engineers (FSEs) team on chamber matching to ensure production WIP and maintain MTBC RFhr.
• Troubleshot and resolved issues, working with the Fremont Product Group to improve customer process productivity on 130s/140s etch tools.
• Conducted process qualification for customer pre-series production as project timelines.
• Analyzed results using Excel, running experiments to ensure process films met customer specifications.
• Communicated tool qualification results and system acceptance to customers in clear presentations.