Head (Maize) Insecticides Department - Main Laboratory of insecticides - Agricultural researches Directorate - Ministry of Agriculture and Agrarian Reform (1982-1984)
Lecturer in Department of plant protection - Faculty of Agriculture - Aleppo University
Studying for PhD at the Agricultural Science Academy – Ukrainian – 1985 - 1990
Associate Professor, plant protection Department, Faculty of Agriculture, Aleppo University. 1991-1998
Associate Professor, plant protection Department, Faculty of Agriculture, Aleppo University 22/3/1998
Professor in plant protection Department, Faculty of Agriculture, Aleppo university, 8/1/2004-present.
Director of silk and Beekeeping Development project, Ministry of Agricultures Agrarian Reform
Secretary General Assistant of Arab Apiculture Union 3rd conference of the Arab Apiculture Union held in Egypt on 28-31/12/2003-2006
Assigned as the Head of Arab Apicultures Union 15/9/2004-2006
Head of the 4th Arab International Apicultural Conference, Damascus 24/11/2005.
Vice- Dean of Higher Institute for Environmental Research. Sept .2007- Present.
Dean of Higher Institute for Environmental Research 2008-2012
Member at Syrian solid wastes management Committee.
member at Tishreen University journal Committee.
member at environment Committee in the. No2721,date 6/4/2010 .
represent the Heir Education Ministry at human and environment program Committee .No2512,date 15/6/2010 .
The coordinator of MAPEC program