2011 – 2016: Head Department of Pathology, College of Medicine, University of Hail, Saudi Arabia.

12/2007–2011:     Associate professor, University of Khartoum,Sudan.

01/2005 – 09/2009: Head Department of Histopathology and cytology, Faculty of Medical Lab. Science (FMLS), University of Khartoum, Sudan.

09/2009 up to present: President of Sudanese Cancer Foundation

03/2003 – 12/2007 :Assistant professor, University of Khartoum, Sudan

04/2001 – 10/2004: Secretary of Faculty Research Board, FMLS, and University of Khartoum, Sudan.

04/2001 –02/2003:  Lecturer, Dep. of Histopathology and cytology, FMLS, University of Khartoum,Sudan.

07/1998 – 04/2001: Teaching assistant, Dep. of Histopathology and cytology, FMLS, University of Khartoum, Sudan.

06/2008- 6/2010: Deputy present Sudanese Cancer Society, Khartoum, Sudan.

01/2003 – 11/2009: Director of Research Centre, Sudanese Cancer Society, Khartoum, Sudan.

01/1998 – 2/2003: Research Assistant, Toombak and Smoking Research Centre, Khartoum, Sudan