| Examination officer- Department of Geology | 1984 -1987 |
| Examination officer- Department of Geology | 1989 -1998 |
| Managing Editor, Sudan Journal of Science | 1988 -1997 |
| Head, Department of Geology U of K | 1994-1998 |
| Dean Faculty of Science, University of Khartoum | 1998-2001 |
| Director – General of Khartoum University Press | April- Nov, 2001 |
| Dean, Faculty of Technological and Developmental Studies, University of Khartoum. |
