ALVIN VINLUAN
Milpitas,USA
Summary
Results-driven Wafer Process Technician with extensive experience in semiconductor manufacturing at Lumileds LLC and Linear Technology. Skilled in metrology, reactor operations, ion implant, diffusion, thin film, wafer handling, chemical safety, and MES tracking. Proven ability to enhance product quality through precise defect analysis, accurate data entry, and adherence to safety protocols. Committed to continuous improvement and supporting high-performance cleanroom operations.
Overview
28
28
years of professional experience
Work History
Wafer Process Technician
Lumileds LLC
San Jose, USA
07.2010 - 02.2026
- Performed wafer lot disposition using database information, defect analysis results, and process data; placed affected lots on hold to prevent further processing and maintain product quality.
- Operated tester, evaporator, sputter, and annealing furnaces in the NIDOT nickel metal testing area; safely handled chemicals (hydrogen peroxide, acetic acid, hydrochloric acid) during pour and drain operations per safety protocols.
- Ran Veeco K465i Gan and Aixtron G4 MOCVD reactors.
- Loaded and unloaded wafer carriers using automated and semi-automated glovebox handling systems to minimize contamination.
- Recorded data on reactor substrate IDs, platter fixtures, puck configurations, and ceiling plates while monitoring temperature and gas parameters to ensure compliance with product recipes.
- Performed MES track-in and track-out operations for production lots and maintained accurate manual production data entry.
Wafer Fab Specialist
Linear Technology
Milpitas, USA
03.1998 - 04.2010
- Performed wafer processing on Eaton NV-GSD/200 and NV10-160 ion implant systems.
- Adjusted beam current, extraction voltage, and scan parameters to correct the ion dose for a specific target device.
- Load and unload wafer batch disk, load lock system, and start the automated vacuum pump-down sequence.
- Ran Novellus concept, SVG vertical/horizontal furnace for processing, including Emitter Oxidation, Getter, Pre-dep, Pockl, Poly Cap, Base Iso, Nitride, and Alloy, to maintain standard production control.
- Evaluated wafer-thin film oxide, thickness, and uniformity using an ellipsometer, Surfscan, four-point probe, and NanoSpec.
- Conducted a detailed visual inspection using a microscope and UV lights to ensure compliance with quality standards.
Education
GED -
EVERGREEN VALLEY COLLEGE
San Jose, CA05.1993
High School Diploma -
QUEZON CITY HIGH SCHOOL
Quezon City, Philippines06.1988
Skills
- Standard Operating Procedures
- Chemical Handling and Safety
- MOCVD Reactor Operations
- Glovebox Handling Systems
- Metrology and Wafer Inspection
- Disposition and Defect Analysis
- Ion Implant Operations
- Diffusion & Thin film Operations
- MES/WIP Tracking Systems
- Cross-Functional Collaboration
- Attention to Detail
- Continuous Improvement
Tools And Equipment
- Veeco K465i Gan, Aixtron G4 MOCVD Reactor
- KLA Candela, Photoluminescence (PL), X-ray and AFM
- Tester, Evaporation, Sputter, Sink, Dryer
- Nikon Microscope and Visual Inspection
- Novellus Concept, SVG Vertical and Horizontal Furnaces
- Eaton NV-GSD/200 and NV10-160 Ion Implant
Timeline
Wafer Process Technician
Lumileds LLC
07.2010 - 02.2026
Wafer Fab Specialist
Linear Technology
03.1998 - 04.2010
GED -
EVERGREEN VALLEY COLLEGE
High School Diploma -
QUEZON CITY HIGH SCHOOL