(1) Teacher, Ministry of Education, Jordan (1971-1975 )
(2) Lecturer, Amman Polytechnic Institute, Jordan, (1976-1979)
(3) Lecturer; University of Jordan , Amman, Jordan, (1980-1982)
(4) Associate Researcher, Arizona State University, Arizona, U. S. A.
(Oct. 1,1985-Oct. 2,1986)
(5) Research Assistant, Department of Physics, University of Oregon,
Eugene, Oregon, U.S.A. (Oct. 10,1986- May 1,1987).
(6) Assistant to the Dean of Faculty of Science,
University of Jordan, (1990 –1993)
(7) Assistant to the Dean of Faculty of Science,
University of Jordan, (1994/1995).
(8) Chairman of Physics Dept.
The Hashimite University, Zarka, Jordan. (1998 –1999)
(9) Chairman of Physics Dept.
University of Jordan (2000- 2001), And (1999-2000)
(10) Vice-president of Al-Balqa’ Applied University, Salt, Jordan, from
2001-2005, for three years
(11) I am now staff member at physics department, university of Jordan.