1/ Teaching Assistant- Department of Physics- Faculty of Education- University of Khartoum (Sudan)- 1991- 1996.

2/ Lecturuer- Department of Physics- Faculty of Education- University of Khartoum 1996- 2009.

3/ Part-time Lecturuer – Faculty of Education-Alzaeem Alazhary University 1996- 2000.

4/ Lecturuer- Faculty of Education- University of Juba 1996- 1998.

5/ Lecturuer – Faculty of Education- Omdurman Islamic University 1996- 2000.

6/ Lecturuer- Colledge of Technological Sciences- 1996- 1998.

7/ Assistant Professor- Department of Physics- Faculty of Education- University of Khartoum 2009 till now.