Fares served in several positions, as Senior Researcher at the Lebanese University Neuroscience Research Center, Research Fellow at the American University of Beirut Medical Center, and Visiting Researcher at the Montreal Neurological Institute/McGill University.[1] As of July 2018[update], he is a postdoctoral fellow in neurological surgery at Northwestern University, where he conducts translational research on advanced brain tumors in the laboratory of Maciej Lesniak.[11][3]