Navy Lieutenant

Daewoo Co., Ltd. Manager (Group Overseas Legal Affairs)

Akin, Gump, Strauss, Hauer & Feld Foreign Intern Trade Related Law

National Taiwan Normal University training (Chinese)

Skadden, Arps, Slate, Meagher & Flom Foreign Associate, Corporate Financing

Dorsey & Whitney LLP Foreign Associate

Director of Hyundai Construction Co., Ltd. Contract Management Department

Coca-Cola Beverage Co., Ltd. Managing Director

Shina SB Co., Ltd. Executive Director

Advisory member of the Ministry of Justice’s International Trade Legal Support Group

Arbitrator, Korean Commercial Arbitration Board

Lecturer at Kyung Hee University Graduate School of International Law (lecture on international construction contracts)

Visiting Professor, Youngsan University Graduate School of Law (Lecture on International Construction Contracts: Focusing on FIDIC)

Incheon District Court Management Committee (rehabilitation-related work)

Jeongdo Law Firm Advisor

Sanwoo Law Firm, U.S. Attorney (New York State)