| 2024-Present |
Lee & Ko |
| 2025–Present |
Advisor on the Expert Group for Cyber Terror Response, Korean National Police Agency |
| 2023-Present |
Advisor on Cybercrime Investigation Section, Korean National Police Agency |
| 2023-Present |
Advisor on Korea Security Association for Emerging Military Technologies |
| 2023-2024 |
Committee of Broadcasting Evaluation, Korea Communications Commission (KCC) |
| 2022-2023 |
Director of Investigation Division 2, Personal Information Protection Commission |
| 2022 |
Legal Affairs Audit and Inspection Officer, Personal Information Protection Commission |
| 2021-2022 |
Director of Broadcasting Promotion Policy Division, Korea Communications Commission |
| 2019-2021 |
Director of Telecommunications Market Investigation Division, Korea Communications Commission |
| 2016-2019 |
Spokesperson, Korea Communications Commission |
| 2015 |
Director of Future Growth Planning, Korea Telecommunications Operators Association |
| 2014-2015 |
Leader of Press Release Team, Korea Communications Commission |
| 2007 |
Viewer Complaints Team Leader, Korea Broadcasting Commission |
| 2004 |
Specialist, Education and Culture Deliberation Office, Office for Government Policy Coordination |
| 1997 |
Department of Cable TV Promotion Planning Team, Bureau of Public Information |
| 1995-2000 |
Korea Cable Broadcasting Commission |