Hajer Lassidi currently serves as the Senior Clinical Development Director at Ipsen since September 2025. Prior to this role, Hajer held the position of Senior Medical Director for Clinical Development Oncology in Europe, the Middle East, and Africa at Gilead Sciences from November 2023 to July 2025. Extensive experience at Roche spanned over a decade, where Hajer progressed from Junior Medical Manager to Lead Medical Director for Product Development in Genitourinary cancers. Additional roles at Roche included Senior Country Medical Manager and MSL Project Lead in Oncology. Earlier professional experience includes serving as an Accident and Emergency Physician at MONGI SLIM HOSPITAL from December 2010 to April 2012. Hajer Lassidi earned a Medical Doctor degree from the Faculty of Medicine of Monastir in Tunisia.
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