Kesmond Chin

Manage and maintain Excimer Laser light sources (ArF 193nm and KrF 248nm) across ELS, XLA, and XLR models, ensuring peak performance and reliability for industry leaders such as Micron and STMicroelectronics.
• Lead weekly/monthly customer meetings to review system status, maintain progress logs and present A3 problem-solving strategies, fostering strong client relationships and continuous improvement.
• Execute laser installations, software upgrades, FCO and FTO with precision, significantly improving system functionality and enhancing client satisfaction.
• Utilize diagnostic tools / Technical document for laser equipment analysis and troubleshooting, coordinating closely with technical support for issue escalation.
• Administrative duties including daily performance of data analysis, maintenance oversight and system utilization tracking. Also monthly safety compliance training, Optimized operational efficiency by refining parts procurement logistics with lead time management and handled DOA and RMA procedures.
• Calibration management for all Cymer equipment, ensuring optimal performance and adherence to calibration schedules.
• Consistently achieve annual KPIs by improving MTTR & MTTB metrics, coupled with a sharp decrease in customer callbacks and a focus on achieving field service excellence and seamless NPI execution.

• Performed onsite installation, modification and maintenance of systems and equipment.
• Tested equipment performance and demonstrated operation and servicing of equipment to customer.
• Examined faulty equipment, interpreted reports and analyzed customer complaints to diagnose equipment malfunction..
• System
- Pick and Place Handler, Robot (SLT, FT)
- Thermal System
- Optical Metrology Handler

• Performed general equipment maintenance and repair to minimize downtime.
• Collaborated with equipment engineers on advance maintenance
• Directed training programs from equipment engineer.
- Able to perform troubleshooting and high level maintenance on Etch DPS (Decoupled Plasma Source) tools
- Cathode Preventive maintenance
- Robot preventive maintenance, DPS MEP improvement
- DPS tools experiences includes DPS Metal, DPS Poly, MxP, MxP+ EMxP+, Super E and Emax systems.