Microelectronics/Materials Engineering(전자재료공학), RPI (렌슬러공대), Troy, NY, USA. Ph.D. 공학박사 1993-1996
Materials Engineering(재료공학), Columbia Univ.(컬럼비아 대학교), NYC, NY. USA, M.S. 공학석사 1992-1993
Materials Engineering(재료공학), Iowa State Univ.(아이오와 주립대학교), Ames, IA, USA, B.S. 공학사 1989-1991
Materials Engineering(재료공학), Korea Univ.(고려대학교) Seoul, Korea, 입학 1987-1988

Professor(정교수), Seoul National University of Science & Technology(서울과학기술대학교), Seoul, Korea 09/2007-present(현재)
Dean(대학원장), NID Graduate School,Seoul National University of Technology, Seoul, Korea 08/2014-01/2016
기술고문, Coretek Inc (코아텍), Seoul, Korea 12/2010-05/2014
기술고문, Ateko Inc (아테코), Seoul, Korea 12/2010-05/2014
Founder(기술이사/창업주), Xerochem Inc. (제로켐), Seoul, Korea 12/2008-05/2014
Principal Eng.(수석), SAMSUNG ELECTRONICS (삼성전자) LCD R&D Center(LCD 연구소), Kiheung, S.Korea 10/2006-08/2007
CTO/Founder(기술이사/창업주),Master Solution Inc. Vancouver(마스터 솔루션), BC, CANADA 10/2001-06/2006
Visiting Professor(방문교수), ECE, Univ. of British Columbia,Vancouver(브리티시 컬럼비아 대학교), BC, CANADA 08/2001-02/2003
Visiting Professor(방문교수), ECE, Virginia PolyTech, (버지니아공대), Blacksburg, VA, USA 01/2001-07/2001
Visiting Professor(방문교수), ECE, Univ. of Utah, (유타대학교), Salt Lake City, Utah, USA 06/1999-09/1999
Professor(교수), School of Applied Science. Nanyang Technological University(난양공대), SINGAPORE 02/1998-02/2001
Research Eng.(책임), PRC,Georgia Institute of Technology(조지아공대),Atlanta, GA, USA 01/1997-12/1997
Research Eng.(박사과정-파견연구원), SPDC,Texas Instruments Inc.(텍사스 인스트루먼트) Dallas, TX, USA 06/1994-12/1996
Research Assistant (박사과정-연구원) CIE Rensselaer Polytechnic Institute (렌슬러 공대), Troy, NY, USA
Research Assistant (석사과정-연구원) Materials Dept. Columbia Univ.(컬럼비아 대학교), NYC, NY. USA,

Artificial Intelligence/Machine Learning/Computer Vision/Object Detection
Materials Informatics
Semiconductor Materials/Device
Power Electronics & Motor Control
Embedded System Design (S/W & H/W)