yew tan

modules process section lead

About

Experienced Process Specialist with a demonstrated history of working in the renewables and environment industry. Skilled in Chemical Vapor Deposition (CVD), JMP, Product Engineering, Semiconductors, and Metrology. Strong operations professional with a Bachelor's degree of Science focused in Applied Chemistry from University of Malaya.

Country

malaysia

City

johor bahru

Industry

semiconductors

Skill

semiconductors, semiconductor industry, design of experiments, spc, silicon, failure analysis, thin films, microelectronics, process integration, metrology, product engineering, cvd, jmp, yield, solar energy, solar pv, solar cells, data analysis

Experience

modules senior process engineer

rec

2013-1 - 2014-3 · 1 yr 3 mos

1. Supervisor for team of 8 process technicians to perform daily troubleshooting for production line 2. Champion of Production yield. Leader of a team of QA, Manufacturing and equipment and successfully improve production yield from 98.5% to 99.20%. Cost gain 100k Euro per month prevent from loss. 3. Successfully improve and sustain framing process Cpk to more than 1.33 through material and equipment stability enhancement.

cells process engineer ii

rec

2011-8 - 2013-1 · 1 yr 6 mos

* 1. In charge in Front Electrode Printing Process. * 2. Monitor daily SPC Performance and work closely with equipment team for process improvement. * 3. Establish a standard troubleshooting procedure for out of control situations (OCAP). * 4. Electrical defective cell (Shunt Cell) reduction champion. Leader of the team and succesfully drive down the daily rejection rate from 1% to 0.4% thru Pareto and RCA methodology. Translate to cost about Euro 34k per month prevent from loss.

process engineer

stmicroelectronics

2008-7 - 2011-8 · 3 yrs 2 mos

* 2008 * 2010 May : Thin Film Process shift Engineer * Scrap champion, monitor weekly scrap trend and tabulate top pareto and implement preventive action to reduce the scrap. * Production line sustaining (process/machine troubleshooting, lots on hold, spc,etc) * 2010May * 2011Aug: Thin Film Process Engineer (Project team) * In charge in conversion project * new machine setup qualification and project management * new product/process qualification * Acheivement * Successfully cross qualified recipe in different tool brand for PECVD nitride process in AMT P5000 to Novellus Concept 1. Increase production capacity and flexibility. * Successfully qualified Annealling Furnace by increase max load 100% from 50 wafers/run to 100 wafers/run and indirectly reduced cycle time per lot

modules process section lead

rec

2014-3 - Present · 12 yrs 7 mos

* 1. Leader of a team of 3 Engineers and 8 Technician. * 2. Over look of whole production/process line. Provide direction and guidance to the team on the daily process and defect troubleshooting and drive the team to achieve process team KPI (Yield, SPC, defect reject rate). * 3. Successfully ramp up new product Twin Peak series and improve yield from 90% to 97% capability by solving inherit micro crack problem. * 4. Successfully improve defect free module from 60% to 95%. * 5. Champion team for site wide SPS competition 2015. * 6. Invented new testing method for Dark IV test with better detection accuracy and result in reduce in false detection and 0 escapee rate. * 7. In charge of process NPI and line conversion.