King Fahd University of Petroleum and Minerals (Saudi Araabia), Center for Environment and Water, Research Institute, Muu (teadustöötaja) (1,00) 15.10.2015–31.05.2016
King Fahd University of Petroleum and Minerals (Saudi Araabia), Chemistry Department, Tehniline töötaja (1,00) 01.09.2014–28.05.2015
Sudan University of Science and Technology, Chemistry Department Muu (õppejõud) (1,25) 01.03.2013–30.06.2013