Associate Dean and DBA Director, 2010-present, Faculty of Business and Economics, UAEU Associate Dean, 2006-present, Faculty of Business and Economics, UAEU Director, Unit for Internally Funded Projects, 2005-2008, Research Affairs, UAEU Assistant Dean for Research, 2005-2007, College of Business and Economics, UAEU Professor: 2004-present, , Department of Statistics, UAE University Associate Professor: 1995-2004, Department of Statistics, UAE University Assistant Professor: 1990-1995, Department of Statistics, UAE University Assistant Professor, Summer 1990, Department of Statistics, University of Wisconsin-Madison, USA Assistant Professor: 1989-1990, School of Statistics, University of Minnesota,USA Research Fellow: Summers 1992 & 1993, Department of Statistics, University of Wisconsin-Madison,USA Host and Producer: Algerian and UAE Radio, 1977-present.