Associate Professor, Group of Information Technology Engineering, Department of Industrial Engineering, School of Engineering, Tarbiat Modares University, Tehran, Iran, 1996 - to date.

Dean of The Research Institute of Information Technology, Tarbiat Modares University, Tehran, Iran, 2005 - to date.

Head of Group of Information Technology Engineering, Tarbiat Modares University, Tehran, Iran, 2005 - to date.

Executive Director, M. Sc. in Marketing and E-Commerce Program, (a joint program of TMU and Lulea University of Technology), Tarbiat Modares University, 2003 - to date.

Director of Center for Information Technology Management, Tarbiat Modares University, Tehran, Iran, 2004 - to 2005.

Director of Industrial Engineering Committee, member of IT and e-learning Committee, and member of Engineering Group, High Council of Planning, Ministry of Science, Research and Technology, Iran, 1999 - to date.

Head of Department, Department of Industrial Engineering, School of Engineering, Tarbiat Modares University, Tehran, Iran, 1998 - to 2001 and Sept. 2003 - 2005.

A founder and member of Iran Institute of Industrial Engineering (IIIE) since 1999.

Director General of International Relations and Public Affairs, Tarbiat Modares University, Tehran, Iran, 1996-1998.

Assistant Professor, Industrial Engineering Department, College of Engineering, Bu-Ali Sina University, Hamadan, Iran, 1991-1996.

Vice President of Research, Bu-Ali Sina University, 1992.

Director General of Research, Bu-Ali Sina University 1993-1995.

Director of Computing Center, Bu-Ali Sina University, 1991- 1995.

Head of the Department of Computer Engineering, Bu-Ali Sina University, 1991-1995.

Head of the Department Of Industrial Engineering, Bu-Ali Sina University, 1994-1995.

President, Higher Education Institute of Industry, Hamadan Province, 1994.

Member of the Board and Vice President, Society of Industrial Managers, Hamadan Province, 1994-1996.

Graduate Teaching Assistant: The University of Tennessee, Knoxville, USA, teaching courses on MIS and Microcomputer Applications, Management Science, Simulation and responsible for preparing and conducting lectures, tests, and assigning grades, Fall of 1987 - Summer of 1991.

Work Force Study: The University of Tennessee, Memorial Research Center and Hospital, Knoxville, Tennessee, USA, a member of study team appointed to observe and analyze the activities of the pharmacy in the night shift, July 6,1987 – August 2,1987.

Instructor: Teaching “Quantitative Analysis in business” and “Cost Accounting” courses at senior level of vocational high schools, 1979 - 1985.