Associate Professor at King Fahd University of Petroleum and Minerals, Dhahran. Saudi Arabia:                       2017-------now  

 

Assistant Professor at King Fahd University of Petroleum and Minerals,    Dhahran .Saudi Arabia:                  2008------2016    

Assistant Professor at Aljouf University, Saudi Arabia:                                                                                   2007-------2008

 Visiting Assistant Professor at The University of Bonn-Germany:                                                               2006------2007

Assistant at the University of Tunis ElManar-Tunisia:                                                                              2002-------2003