Director, Head of Global Business and Operations at CTNS (2025-04 – 2026-01)
Promoted from Strategy Manager to Director in seven months, leading CTNS's global and overseas programs in coordination with the engineering, production, purchasing, finance, and R&D teams
- Drove a strategic supply program with a major US defense and robotics manufacturer for defense-grade drone battery packs, securing a $300K pilot and an MoU to continue joint commercialization with target volumes of $3M in 2027 and $8M in 2028, owning the technical and commercial scoping
- Directed company-wide ERP and PLM implementation, integrating production, finance, and operations workflows onto one platform; cut reporting time by 65% and accelerated monthly book close by 80%
- Authored commercialization plan and contributed to data pipeline architecture for "Self-Adaptive Cyber Physical Production System," supporting AI development led by MIT and KAIST; secured $7.5M in Korean government R&D grant
- Led end-to-end B2B sales and marketing for Flexible Manufacturing Systems, predecessor to "Self-Adaptive Cyber Physical Production System," securing engagement from publicly traded global automakers across multiple markets
Director, Head of Global Business and Operations - Key Project: Cross-Border EV Battery Commercialization (PMO Lead) at CTNS (2025-04 – 2026-01)
- Took ownership of the company's first overseas deal, a master supply agreement with a NASDAQ-listed automaker targeting 20,000 battery packs a year, and structured a trilateral MoU with a major battery cell supplier
- Owned execution end to end: engineering coordination (structural, electrical, bonding), BOM and pricing, production planning, tax structuring, and inbound and outbound logistics between Korea and the US
- Delivered prototype development, validation, and testing compliant to FMVSS 305a and ISO 26262, within an IATF 16949 quality system, and led facility planning discussions toward a 20,000-vehicle-a-year target
- Grew the program into CTNS's single largest revenue source in FY2025
Strategy Manager, IR and Overseas Business Development at CTNS (2024-09 – 2025-04)
- Raised $14M in investor capital and government grants within the first three months of joining the company, owning the pitch deck, valuation models, and due diligence data room
- Established CTNS's North America presence and signed an anchor partnership with a publicly traded car-parts manufacturer to serve as its external R&D arm, securing factory space in Ontario to mass-produce CTNS battery designs and the right to cross-sell into the partner's existing customer base
- Developed nine partnership and research deals worth approximately $30M in pipeline, and secured market-entry support from Ontario's Minister of Economic Development, Job Creation and Trade, and the CEO of Invest Ontario
- Co-invented and patented a fire-extinguishing system for EV thermal runaway (KR Patent 10-2832641 B1), which originated from a flaw identified in EV chassis structural design
Private Equity Associate at Lakewood Partners (2023-11 – 2024-07)
- Helped run post-acquisition value creation of a US physician group platform, implementing revenue cycle management and medical data extraction; physician coverage doubled from 2,000 to 4,000 and EBITDA grew from $8.5M to $24.5M
- Built valuation models (DCF, comparable companies, SOTP, precedent transactions) and prepared due diligence packages, investment memos, and value creation analyses for the investment committee, resulting in a 2.1x MOIC
- Performed market and technology diligence on a public company's potential acquisition of a Korean medical-aesthetics group (~$12M revenue, five skin clinics, botox and filler); recommended against the deal after finding a saturated injectables market dominated by incumbents with patented formulations and no clear performance edge
- Built a sentiment classifier (python) on public reviews to benchmark the target company against peers, validating the model with per-class precision and recall, macro-F1, and a confusion matrix; flagged the target company trailing on satisfaction and reputation, which combined with the founders keeping majority control, resulted in dropping the deal
Investment Associate at Bigbang Angels (2022-06 – 2023-10)
- Advised 12 foreign startups on localizing and commercializing in the Korean market through the K-Startup Grand Challenge; four finished in the program's top 10 and generated $1.7M in revenue during their first operating year
- Led overseas business development and investor relations for nine portfolio companies across North America, Europe, and Asia, helping land a $2M follow-on round for a European startup, a Samsung E&A strategic investment in a pre-IPO company, and a partnership between a biopharma portfolio company and Harvard Medical School
- Advised 8 of 11 deep-tech portfolio companies on their TIPS applications, writing the sections on how investor backing would support them, which helped them secure $4.6M in government R&D funding; 91.6% of investment proposals presented to the committee were approved
- Led a Roche Diagnostics open-innovation initiative, curating six Korean MedTech startups and aligning their technology and pitches with Roche's patient-centered care strategy
Financial Analyst Co-op at Audax Group (2019-07 – 2019-12)
- Built balance-sheet and income-statement reporting models in MySQL, VBA, and Oracle NetSuite for the firm and its portfolio companies, and ran monthly KPI variance analyses, reporting directly to the Controller and CFO
Accounting Automation Associate Co-op at John Hancock (US subsidiary of Manulife) (2018-07 – 2018-12)
- Contributed to Oracle NetSuite accounting-automation rollout, replacing manual journal entries, designing MySQL- and VBA-based book-closing templates, and supporting accounting clean-up for the divestiture of Signator Investors
Sergeant, Special Reconnaissance at Republic of Korea Marine Corps (2020-12 – 2022-06)
- Took part in joint arctic-warfare and reconnaissance missions with the US Marine Corps and UN Peacekeeping Forces; set the ROKMC Special Reconnaissance Batch 103 pull-up record at 51 reps
