Field geologist :1978-1983 , Ministry of Agriculture and Water , Water Development Department , Riyadh , Saudi Arabia .
Lecturer: 1983-1992,Faculty of Earth Sciences , King Abdulaziz University , Jeddah , Saudi Arabia .
Assistant Professor : 1992 , Faculty of Earth Sciences , King Abdulaziz
University , Jeddah , Saudi Arabia .
Head of Geophysics Department : 1996-1998.
Manager of Water Resources Unit: Water Research Center , King Abdulaziz University ,1999-2001.
Area of Expertise:
Applied hydrology, Flow through porous media , groundwater geology ,
Groundwater planning and management ,groundwater resources development ,
Water well design ,physical geology , Seminar , Field training , Field project , groundwater pollution .
In graduate program Hydrogeology of arid zone , Advanced groundwater hydrogeology , Advanced applied hydrology , Advanced groundwater planning and management , selected topics in groundwater geology .
Main supervisor of master thesis and representative of the university in many master thesis examining comities .