Technical Advisor (EVP-level), AGI Computing Laboratory, Samsung Electronics Device Solutions America, San Jose (2025 - present)

• Providing strategic and architectural guidance on Advanced HBM systems for GPU and AI platforms, focused on mitigating power and thermal bottlenecks. 

• Leading modeling, simulation, and joint cooling control initiatives to optimize performance and energy efficiency.

Technical Advisor (EVP-level) – Samsung SDI America, San Jose (2024)

• Strategic R&D advisor for advanced energy storage systems, supporting innovation and technology roadmaps for automotive and grid-scale applications.

Executive Vice President | Head of Development – Automotive and ESS Business Unit, Samsung SDI Korea (HQ) (2021 - 2023)

• Led Horizon 1 product development for automotive and energy storage systems (ESS) at a $10B/year scale, contributing to a 40% increase in automotive battery revenue from 2022 to 2023

  • Led and completed development of 88% nickel-content battery technologies, including cells, modules, packs, storage racks, containerized systems, battery management systems (BMS), and fire suppression systems

  • Directed full-cycle hardware and software development of BMS for energy storage and automotive applications

  • Led the development of the first liquid-cooled energy storage module

  • Achieved compliance with UL1973 and UL9540A safety standards, as well as GB38031-2020 for automotive, using 88% nickel-content battery cells

  • Led the design and completion of switchgear systems for energy storage solutions

  • Directed the development of remote monitoring systems, compliant with NERC CIP (North American Electric Reliability Corporation Critical Infrastructure Protection) cybersecurity standards

  • Completed the design and deployment of container-type battery energy storage systems (BESS) with integrated liquid cooling

  • Led the development of a 40-ton heavy hauler battery pack, enabling electrification of industrial transport

  • Developed a high-power (6C-rate) uninterruptible power supply (UPS) system using lithium-manganese-oxide battery cells

• Led advanced development initiatives for Horizon 2 products, focusing on next-generation technologies and long-term product roadmaps

  • Led and completed advanced development of 91% nickel-content battery products, pushing the boundaries of energy density and performance

  • Led and completed next-generation battery cell development, including cobalt-free, high-density lithium-iron-phosphate (LFP), and lithium-iron-manganese-phosphate (LFMP) chemistries

• Participated in advanced development efforts for Horizon 3 products, exploring long-term, disruptive battery technologies and future innovation pathways

  • Participated in the development of all-solid-state battery cells and modules, contributing to next-generation battery solutions with enhanced safety and performance

Founder | President | Chairman – EMVcon Inc., Irvine, California (2018–2021)

• Led all aspects of the company’s vision, product strategy, technology direction, investor relations, and organizational management

  • Focused on mobility electrification through EV retrofit and conversion technologies

  • Secured $2.5M in private funding and $2M in research grants through strategic outreach and proposal efforts

  • Directed the development of a subcompact electric truck battery pack, achieving government-certified battery safety compliance in Korea

  • Designed and delivered a scalable, reconfigurable cylindrical cell module, branded as "Honeycomb Bricks", optimized for automotive applications

Founder | CTO – EMVcon Co., Ltd., Yongin, Korea (2016–2018)

• Directed company vision, product planning, technology roadmap, outreach, and technical leadership

  • Focused on mobility electrification through retrofit and EV conversion technologies

  • Demonstrated the world’s first off-road electric Jeep Wrangler at SEMA 2016, showcasing custom fabrication and drivetrain integration

  • Achieved a historic milestone by completing the Rubicon Trail run with an electric vehicle for the first time in history

  • Led the electric conversion of a 600-horsepower Genesis racing car, merging high-performance automotive engineering with electrification

Technical Advisory Board Member – Axion Co., Ltd., Korea (2024–Present)

• Advising an AI-based EDA (Electronic Design Automation) library startup on technology strategy, market positioning, and innovation roadmap

• Supporting the development of next-generation design tools at the intersection of AI and semiconductor design automation

Technical Advisory Board Member – Sindo Ricoh, Korea (2002–2016)

• Provided long-term guidance on hardware architecture and power management for multifunction printer (MFP) products

• Facilitated technical collaboration with global semiconductor companies, including Conexant and Marvell, to enhance system integration and performance