WeeKong Leong

Experience

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  KOMAG USA (M) Sdn

  May 1998 - Apr 2002

  Responsible for equipment process development for an Automated Optical Inspection and sorting System. Also lead a team of shift technician to carry out failure analysis, defect classification & sorting, involve in yield improvement and trouble-shooting actively. I also have hand on experience on FA equipment namely AFM, SEM-EDX, FTIR, high magnification microscope and etc. Accomplishment:1) Setup from ground zero a failure analysis process for front of line processes which mainly focus on physical characterization on defective parts.2) Provide prompt and accurate information for in process trouble shooting from effective simulation which help to improve production yield significantly and received recognition from higher management. Show less

  • Specialist Engineer

    Jan 1999 - Apr 2002

  • Manufacturing Supervisory Engineer

    May 1998 - Dec 1999
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  DNIV Electronics (M) Sdn Bhd.

  Jun 2002 - Jun 2004

  Technical and Application Engineer

  RESPONSIBILITIES:Technical and application support for Plasma Dry Etching System, 3-D non-contact inspection equipments, Laser marking and wielding equipments for the Semiconductor/LED/IC packaging industries. Carry out product technical presentation, installation, commisioning, upgrading, developing new process/methodology, conduct customer training and help customer improving process/product yield. Gaining numerous experience in IC packaging, SMT, LED and photonics industries.ACCOMPLISHMENT:Securing a huge business oppoturnity from key customer through remarkable technical support capability which help the company to grow significantly. Show less

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  KLA-Tencor

  Jun 2004 - Dec 2011

  Senior Customer Support Engineer

  -Take the lead role in providing technical support for integrated SEM ( Scanning Electron Microscopy) metrology (CDSEM), eBeam and optical inspection measurement equipment. - Unique capability with in depth knowledge on operational/process, software and hardware components for the responsible equipment.- Responsible for the equipment startup, schedule preventive maintenance, up-time sustaining, cost of service reduction, conduct training to customer, long term equipment performance improvement project, troubleshooting complicated equipment issue and provides post-morten technical reports.- Coordinate conf call and work closely with tech support group to resolve escalated service issue.- Monitor and work closely with the team to ensure each open issue was closed in a timely manner to sustain customer satisfaction. - Service issue management; attend regular meeting with customer to discuss on open issues and schedule for preventive and corrective maintenance without jeopardize production output .- Gained various knowledge and exposure to lithography, etch and thin film process for wafer and magnetic head fabrication for data storage industry.ACCOMPLISHMENT:1) GM award for best team performance in supporting new fab startup and ramping.2) Demonstrated excellent technical knowhow by resolving years long equipment issue within 2 weeks time frame systematically.3) Gain numerous wafer fab experience from supporting customer such as Global Foundries, TSMC, STMicroelectronics and etc. Show less

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  WD, a Western Digital company

  Jan 2012 - now

  Staff Engineer

  - Leads a FA team to perform failure analysis on defective yield fall out and customers return parts.- Carry out regular quality monitoring on outgoing finish parts- Physical defect characterization to nail down possible root-cause, enable other functional team to formulate process improvement plans.- Collaborate with WD's other site to ensure standardized FA procedures, measurement accuracy and validity of result.- Liaise with external lab for further analysis with other FA techniques.- Ensure periodic maintenance and calibration on all lab equipments.- Perform first hand troubleshooting and repair on faulty lab equipment which include SEM/EDX.- Develop new analysis techniques for future product requirements.- Lab consumable items, spare parts management and cost reduction project.Key accomplishments1) Accurate analysis have help the engineering team to find the root-causes of the carbon-base micro-contamination resulted in close to 1% yield improvement2) New analysis techniques developed and introduce on the interconnect of the product drive engineering team to focus on improvement and significant shorter response time when there is a customer return related to the interconnect area.3) Achieved the lowest lab operation cost among WD sites by implementing various consumable spare parts life expending strategy.4) Successfully setup the lab from ground zero within short period of time with very minimum of available resources. Show less