- 1980-1991
Domenstrator, Marine Biology Department, Faculty of Marine Sciences, King Abdulaziz University, جدة, المملكة العربية السعودية
- 1991-2013
Assistant Profisor, Marine Biolgy Dept., Faculty of Marine Sc., King Abdulaziz University, جدة, المملكة العربية السعودية
- 1995-1995
Visiting Profissor , University of Washington, سياتل, امــريــكـا
- 2002-2004
Vice Dean, Faculty of Marine Sciences, King Abdulaziz University, جدة , المملكة العربية السعودية
- 2006-2007
Director for Bachelor and Higher Degrees Unit, Center for Teaching and Learning, جدة, المملكة العربية السعودية
- 2006-2008
Assistant Director for Development, Center for Teaching and Learning, جدة, المملكة العربية السعودية
- 2006-2008
Editorial Board Member, International Journal of Ecology & Development (IJED), , الهــــــند
- 2006-2008
Board Member, Saudi Environmental Society, جدة, المملكة العربية السعودية
- 2006-2008
Secretary General, Saudi Society for Environmental Sciences, جدة, المملكة العربية السعودية
- 2007-2010
director, Al-Khibrah Office for Environmental Consulting and Services, جدة, المملكة العربية السعودية
- 2008-2009
Member of the Consulting Committee, Network of Animal Production and Fisheries Sciences, الاحساء, المملكة العربية السعودية
- 2008-2012
Vice Dean for Programs and Development, Deanship for Graduate Studies, جدة, المملكة العربية السعودية
- 2014-2018
Associate Professor, of Marine Biology, Facuilty of Marine Sciences, KAU, جدة, المملكة العربية السعودية
- 2014-2018
Vice Dean for Graduate Studies and Scientific Research, Faculty of Marine Sciences, جدة, المملكة العربية السعودية
- 2018-حاليا
Professor, Marine Biology Department.Facuilty of Marine sciences, King Abdulaziz University., جدة, المملكة العربية السعودية