Ralf

Senior Staff R&D Process Development Engineer
MaleLive in MalaysiaNationality Malaysia
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Work experience

Senior Staff R&D Process Development Engineer

OSRAM
2019.12-Current(5 years)
(5 years 5 months) - Develop new process and recipe, which involving new machine buyoff or machine upgrade, to realize new LED product concept into high volume manufacturing. - Major development is in Automotive business unit. - Create Purchase Specifications, machine comparison, CoO and CapEx for purchasing new/upgrade equipment - Buyoff new machine, efforts including Calibration, MSA, GR&R, Linearity & Bias Correlation Study, Control Plan, PFMEA, Workability Report, Work Instruction, Maintenance Instruction with PM Checklist, process yield validation, training provision, EHS & ESD assessment and SECS/GEM integration - Responsible in design for manufacturing (DFM) in new equipment design & selection, and process sequence/flow for new product - Create Failure Catalogue - Good knowledge in E142 and SECS/GEM integration for equipment - Solve production issue for new mass run defect

SENIOR R&D Process Development Engineer

Lumileds
2017.09-2019.12(2 years)
6 years 2 months (2 years 3 months) - R&D process owner for all below processes (over the years): i) Wafer Level: a. Automated Optical Inspection : 2D AOI / AVI b. 6D AOI / AVI (Six Sided) with Pick and Place System for Bin Sorting c. Die Attach (Bare Die) d. Grinding Wafer e. Pick and Place (Bin Sorting) f. Wafer Transfer/Flipping Technologies g. Measurement (Nikon and Mitutoyo machines) ii) PCB Level: a. Components Attach in SMT line for LED module b. Masking (Dispensing) c. Lens Attach d. Measurements (Nikon and Mitutoyo machines) - Mainly developed LED for both Flash and Automotive business unit. - Trained, led and supervised a group of >4 engineers and >12 technicians in execution of automotive and flash business unit projects. - Practiced Six Sigma manufacturing using JMP/Minitab. - Defined data collection methodology, managed trainings for processes and troubleshooting. - Participated in design review for new projects, include DRBFM. - Coordinated problem-solving for technical-related issues across different work functions to meet project milestones. - Created Control Plan, Process Potential Failure Mode & Effect Analysis (PFMEA), Requirements for Process Step Release (RPR), and Operating Instruction(OI) for new/existing projects.

LEAD R&D Process Development Engineer

Lumileds
2015.09-2017.09(2 years)
Developed new processes for both Flash & Automotive LED Chips (WaferLevel).

R&D Process Development Engineer

Plexus Corp.
2013.10-2015.09(2 years)
(1 year 11 months) Part of pioneer team member to setup new SMT line (PCB Form) processes in company for a world leading fruit-themed smartphone's Flash Module.

Quality Assurance (QA) Intern

Plexus Corp.
2010.12-2011.04(4 months)
- Generated Assembly Build Instruction (ABI) for all new transfer project from Europe - Raised Quality Notice (QN), stored rejection details and updated Honeywell Defect Part per Million (DPPM) for several projects upon receiving complaints from the customers - Assisted engineers to prepare documents for shipment (Full or Delta FirstArticle Inspection Report), compiled yield report, performed rescreen and purge activity, verified board history, traceability for Label Request, data and other ad-hoc quality related matters

Educational experience

Sheffield Hallam University

Electronic Systems Engineering, Electrical and Electronics engineering
2008.12-2013.01(4 years)

Chung Ling High School

, Science Stream
2003.12-2008.01(4 years)

Certificates

Effective Data Management & Analysis Introduction to the JMP Scripting Language Course Statistical Process Control (SPC) Failure Mode Effects Analysis (FMEA) FISH Philosophy
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