- 2010 Doctor of Engineering at Inha University Graduate School of Architectural Engineering
- 1996 Department of Architectural Engineering, Yonsei Graduate School of Engineering
- 1988 Department of Architectural Engineering, Dongguk University College of Engineering
- 2009 ~ President of DA Group Urban Design & Architecture Co., Ltd.
- 1999 ~ 2001 Songdo Technopark
- 1997 ~ 2001 TCMC Architects Co., Ltd.
- 1988 ~ 1997 Hankuk Glass Industries Co., Ltd.
- 2013 ~Adjunct Professor, Department of Urban Architecture at Incheon National University
- 2010 ~ 2013 Lecturer of Dongguk University, Incheon National University, Inha University
- 1996 Professional Engineer Architectural Execution