| 2015-Present |
Lee & Ko |
| 2017-Present |
Member of the Blind Trust of Shares Review Committee |
| 2016-Present |
Member of Mining Coordination Committee |
| 2016-Present |
Commissioner of Judgment Committee on Elevator Accident Investigation |
| 2015-2017 |
Non-Executive Director, Korea Employment Agency for the Disabled |
| 2015-Present |
Member, Industrial Accident Review Committee, Korea Labor Welfare Corporation |
| 2014-Present |
Commissioner, Seoul Appeals Commission |
| 2014-2016 |
Advisory commissioner, Fair Trade Commission |
| 2013-2016 |
Non-Standing Commissioner, National Appeals Commission of the Ministry of Personnel Management |
| 2007-2016 |
Commissioner, Seoul Regional Labor Relation Commission |
| 2012-2013 |
Min International Patent &Law Firm |
| 2009-2011 |
Min International Patent &Law Firm |
| 2011-2012 |
Dong-In Law Group |
| 2004-2007 |
Hwang Mok Park (HMP) |
| 2003-2004 |
Prosecutor, Seosan Branch of the Daejeon District Public Prosecutor Office |
| 2001-2003 |
Prosecutor, Uijongbu Branch of the Seoul District Public Prosecutors Office |
| 1999-2001 |
Prosecutor, Uijongbu Branch of the Seoul District Public Prosecutors Office |