"Teacher in AlFalaah secondary school in Jeddah in 1971. Faculty member at the King Abdul Aziz University 7/2/1396 AH 7/2/1976. Chairman, Department of Biology - Faculty of Science - King Abdul Aziz University 6/4/1399 AH 4/3/1979 until 11/3/1400 AH corresponding to 27/1/1980. Vice Dean of Faculty of Science - King Abdul Aziz University in the period from 12/3/1400 AH corresponding 28/1/1980 to 22/8/1400 AH corresponding to 4/7/1980. Executive Director of the Red Sea and Gulf of Aden Habitat Program at the Arab Organization for Education, Culture and Science hosted by the Department of Meteorology and Environmental Protection in the period 23/8/1400 AH corresponding to 5/7/1980 until 23/1/1404 AH corresponding 29/10/1983. Dean of Faculty of Science - King Abdul Aziz University in the period from 5/1/1402 AH 11/1/1981 until 27/5/1405 AH corresponding to 17/2/1985. Vise President of King Abdul Aziz University in the period from 26/4/1409 AH corresponding to 5/12/1988 to 25/4/1415 AH corresponding to 30/9/1994. Acting Vise President of King Abdul Aziz University for Graduate Studies and Scientific Research from 4/3/1411 AH 23/9/1990 until 20/7/1411 H, corresponding to 4/2/1991. Acting President of King Abdul Aziz University in the period 5/3/1414 AH 22/8/1993 until 22/6/1414 AH corresponding to 5/12/1993. Shura Council member in the period from 3/3/1418 AH 7/7/1997 to 2/3/1422 H 25/1/2001. Secretary-General of the Regional Commission for the Conservation of the Environment of the Red Sea and Gulf of Aden in the period from 15/8/1424 AH corresponding 11/10/2003 to 27/4/1425 AH. President of Taif University in the period from 27/4/1425 H up to date."