2 years in Mining Industry.

3 years in Petroleum Industry (fully responsible for quality control of 15 oil wells as a production engineer in    Khuzestan, Agha Jari, southern province of Iran).

28 years of lecturing on rock mechanics. 

Deputy of reserch affairs(2000-2001), Department of Mining Engineering, Isfahan University of Technology. 

Head of Mining Department(2005-2008),  Department of Mining Engineering, Isfahan University of Technology. 

Head of Exploitation Group(2016-2018),  Department of Mining Engineering, Isfahan University of Technology.