wonsuk choi

CCD Operations Manager @ Taoglas

About

Manufacturing and Electrical Engineering leader with 15+ years of hands-on experience driving operational excellence, cost reduction, and on-time delivery across high-tech, high-reliability industries—including RF/Microwave, power electronics, aerospace, and defense. Proven track record of delivering millions in cost savings through Value Analysis/Value Engineering (VA/VE), lean manufacturing (Toyota Production System), cellular production, and Kaizen initiatives. Skilled in optimizing labor efficiency, reliability engineering, and mechanical design of power supplies to improve competitiveness and performance. Known for a results-driven approach, strong technical acumen, and the ability to lead cross-functional teams to meet ambitious production, delivery, and revenue goals. Experienced in root cause analysis, continuous improvement, and building scalable systems that support growth, quality, and long-term success. Currently seeking a leadership role where I can leverage my expertise to build high-performance teams and world-class manufacturing operations.

Country

United States

City

San Diego

Industry

Electrical & Electronic Manufacturing

Skill

Consumer Electronics, Product Planning, Six Sigma Black Belt, Kaizen Leadership, Toyota Production System, DFMA, Target Costing, Strategic Planning, Lean Manufacturing, FMEA, Risk Assessment, Kanban, 5S, Root Cause Analysis, Team Building, Value Stream Mapping, Value Engineering, Microsoft Office, Industrial Engineering, Cross-functional Team Leadership

Experience

CCD Operations Manager

Taoglas

2025-10 - Present · 1 yr

San Diego, California, United States

Chamber Work Center Manager

ASML

2023-2 - 2023-9 · 8 mos

San Diego, California, United States

Production Manager(SPG)

Frontgrade Aethercomm

2021-12 - 2022-7 · 8 mos

Carlsbad, California, United States

Manufacturing Manager

Gilat Wavestream

2017-6 - 2020-8 · 3 yrs 3 mos

Manufacturing Manager

VTI Instruments Corporation

2013-11 - 2017-5 · 3 yrs 7 mos

- Deliver high mix/low volume, high precision test equipment for aerospace and military industries. - Capacity plan for month/quarter with standard time setup and cross training. - Spaghetti diagram and value stream mapping analysis. Setup 6 cellular manufacturing. - Crunching historical sales data to forecast, maximize monthly/quarterly revenue. - Managing RMA group.

Sr. Manager in Production Department

LG Electronics

2012-9 - 2013-10 · 1 yr 2 mos

Mexicali Area, Mexico

- Continuous Improvements: Implement LCA(Low Cost Automation) to improve efficiency in high mix/high volume production lines, eliminate wastes in production line to improve throughput. - Visual management: Setup Control Tower to monitor production progress, line quality, line stoppages, material deliveries. Reduce line stop time and model change time.

Chief Research Engineer

LG Electronics

2001-7 - 2009-10 · 8 yrs 4 mos

- Target-driven consulting: Cost reduction, productivity improvement, reducing inventory, improve Engineering process(NPI), and strategic planning for new business. - TPS (Toyota Production System) consulting: Initiate lean manufacturing and change culture in organization for continuous improvements.

Research Engineer

SK hynix

1997-6 - 2001-6 · 4 yrs 1 mo

- 8-bit MCU (Micro Controller Unit) Design: Circuit design (Verilog, Spice) to Chip layout (Apollo) - Customer oriented MCU design: Computer Monitor, Pen tablet, KYE, ASLIC, and EVA etc. - Implement boundary scan in MCU: Improve function verification of MCU chips.