1)Associate Professor, Dept. of Mech. Eng., Isfahan University of Tech., Feb. 2013 Current

2)Assistant Professor, Dept. of Mech. Eng., Isfahan University of Tech., July 2002 ,Feb.

2013

3)Adjunct Professor, Dept. of Mech. Eng., Worcester Polytechnic Institute, July 2007- Feb.

2008.

4)Research Fellow, Dept. of Mech. Eng., University of Michigan, Ann Arbor, MI Aug. 1997

 Aug. 1999.

5)Lecturer, Isfahan University of Tech., Isfahan, IRAN, April 1987-March 1988