Laboratories Director at Jazan University Medical Research Center, former CEO & CSO at Immuno Diagnostic Laboratories, Independent Life Science Consultant and Advisor, Life Science Consultant at Gerson Lehman Group, Laboratory Director and VP R&D at Kronos Science Laboratory, CSO at Global Reference Laboratories, Laboratory Director at City of Angel Medical Center, Director of Laboratory Operations and Technical Director R&D at Specialty Laboratories Inc., Laboratory Director of Complement and Coagulation Diagnostic Services at Specialty Laboratories, Assistant Professor of Internal Medicine Department at Ohio State University, Post-Doctoral Fellow of the Pathology Department at Glasgow University Hospital, Senior Clinical Biochemist at St. Luke’s Hospital