*  Teaching assistant (Nov. 1993- April 1996), Dept. of Nutrition, Faculty of Science, Omdurman Islamic University, Sudan.

*  Teaching assistant (May 1996- July 2001), Dept. of Meat production, Faculty of Animal production, University of Khartoum, Sudan.

*  Lecturer (July 2001 up to now) Dept. of Meat production, Faculty of Animal production, University of Khartoum, Sudan