1999-2003: Head, Department of Engineering and Maintenance, University of Gondar, Gondar ,Ethiopia. 2001- 2003: Head, Department of Environmental Health, College of Medicine and Health Sciences , University of Gondar, Gondar, Ethiopia. 2006-2006: Head, Department of Purchasing, Technique and General Service, University of Gondar, Gondar, Ethiopia. 2006-2007: Dean, Students’ of the University of Gondar, Gondar, Ethiopia. 2008-2009: Head, Department of Occupational Health and Safety, College of Medicine and Health Sciences , University of Gondar, Gondar, Ethiopia 1999 –2009: Instructor, the Department of Environmental Health, College of Medicine and Health Sciences ,University of Gondar, Gondar Ethiopia 2008-2010: Coordinator of Dabat Health and Demographic Surveillance System, College of Medicine and Health Sciences , University of Gondar, Gondar, Ethiopia. 2008-2010: Coordinator of AIDS and other causes of death Surveillance Project, College of Medicine and Health Sciences , University of Gondar, Gondar Ethiopia. 2011-2012: Assistant site leader of the Ethiopian PCV-10 Study [Eth-PCV] in Dabat District, northwest Ethiopia. October 2012- present: Mentor for Amhara Regional State TB Operational Research, Ethiopia. 2009–2012: Assistant Professor, School of Public Health, College of Medicine and Health Sciences , University of Gondar, Gondar Ethiopia. February 5, 2013 – present: Associate Professor, Institute of Public Health, College of Medicine and Health Sciences, University of Gondar, Gondar, Ethiopia. September 1, 2013 – present: PhD Program Coordinator, Institute of Public Health, College of Medicine and Health Sciences, University of Gondar, Gondar, Ethiopia.

Infectious diseases (TB, HIV, Malaria, etc)