| Position/Title | Institution/ country | Date |
| Teaching Assistant | University of Juba – Sudan | November,1977- October 1978 |
| Lecturer | University of Juba – Sudan | December,1982- October,1985 |
| Assistant Professor | University of Khartoum – Sudan | August,1991 |
| Associate Professor | University of Khartoum – Sudan | June, 1999 |
