i) Internship (21.05.1994 -29.12.1995) Wad Medani Teaching Hospital (Paediatrics, Paediatric Surgery, Internal Medicine, Obstetrics & Gynaecology and General Surgery).

ii) Senior House officer (31.12.1995 – 29.12.1996) Orthopaedics and Traumatology, Dermatology and sexually transmitted diseases and treatment of common tropical diseases, Joba Military Hospital, Southern Sudan.

iii) Medical resident (5.01.1997 -17.07.2000) Kala-azar ward (Soba University Hospital), University of Khartoum – Sudan. Medical officer, Elshaab Teaching Hospital, Khartoum, Sudan.

iv) Medical resident and a registrar of immunology (17.07.2000- 10 July 2006) Kala-azar ward (Soba University Hospital), University Khartoum – Sudan. Immunology laboratories, Institute of Endemic Diseases, U. of K. PKDL immunochemotherapy ward, Tropical Diseases Teaching Hospital, Sudan
v) Consultant immunologist: (10 July 2006 to date) Department of Clinical pathology and Immunology, Institute of Endemic Diseases, U. of K.