Board of Gov, 1987-1988, Arab Centre for Medical Literature. Supreme Council of Science, Syria. Member of more than 30 other scientific societies.
Director, Program Management, World Health Organization Regional Office(s) for the Eastern Mediterranean since 1991. Director, Health Protection & Promotion, 1987-1991, Manager, Health & Biomedical Information Program, 1986-1987, Regional Advisor for Health Laboratory Serv, 1983-1986, World Health Organization Regional Office(s) for Eastern Mediterranean. President, IFCC Regional Office for the African, Mediterranean and Near East Countries, 1982-1983.
Rapp, Committee(s) for Terminology, Academy of Arabic Language(s), Syria, 1976-1983. Head, Department of Laboratory Medical, Damascus University, 1971-1981. Clinical Chemist, Military Hospital, 1969-1971.
Researcher/Lecturer, Department of Biochemistry & Nutrition, University of Brussels, 1966-1969. Director, Moussat Teaching Hospital Labs, Damascus, 1961-1966. Assistant, Damascus University, 1959-1961.