Professor, Department of Industrial Engineering, Kyung Hee Unversity,  Yongin, Korea. 

 Visiting Professor, Operations and Logistics Division,  Faculty of Commerce and Business Administration,

 University of British Columbia, B.C., Canada. 

 Visiting Professor, Department of Industrial and Systems Engineering,  Virginia Polytechnic Institute and
 State University, Blacksburg, Virginia, USA. 

 Assistant Professor, Department of Industrial Engineering and Information Systems,  Northeastern University,
 Boston, Massachusetts, USA. 

 

대한산업공학회 (회장 : 2009. 1 ~ 2010. 12)

한국SCM학회 (부회장 : 2004. 1 ~ 2008. 12)

한국시뮬레이션학회

한국로지스틱스학회

한국보전경영학회

한국경영과학회

한국생산관리학회