| February 2026 - present | 8th President, Handong Global University |
|---|---|
| September 2023 - August 2025 | Member, Presidential Committee on Balanced National Development Chairman, Policy Advisory Committee, Gyeongbuk Province |
| January 2019 - December 2023 | Head, Industry–Academia–Research Cooperation Office, POSCO Industry–Academia Cooperation Lead / Advisor, POSCO Holdings |
| October 2013 - February 2018 | CEO, POSTECH Holdings (Technology Holding Company) |
| February 2012 - August 2017 | Vice President for Research; Dean/Director of Industry–Academia Cooperation |
| July 2009 - February 2026 | Professor, Department of Mechanical Engineering, POSTECH |
| August 2001 - June 2009 | CTO, CetaTech Co., Ltd. (Venture Startup) |
| November 2005 - June 2009 | Research Professor, Mississippi State University, USA |
| December 2001 - October 2005 | Researcher, The Pennsylvania State University, USA |
| November 1996 - April 2000 | Senior Research Engineer, Production Technology Institute, LG Electronics |
