1-Amirkabir University of Technology, (Department of Electrical Engineering , 1985-1987)

  2-University of New Brunswick,( Department of Electrical Engineering, 1988-1990)

  3-Queens University, (Department of Electrical Engineering, 1991-1995)

  4-The Islamic Azad university (Olum va Tahqiqat , 1998-2000)

  5-Fani va Herfei adminstration , (Technical & professional, 2001-2002)

  6-Olum Entezami University,( Disciplinary Sciences University, 2001-2010)

  7-Payam E Noor Univesity, Since 2010