Dr. Masri is a tenured professor at the University of Maryland School of Dentistry and the School of Medicine. He is the Program Director of the Advanced Education Program in Prosthodontics and the Director of the Division of Prosthodontics within the Department of Advanced Oral Sciences and Therapeutics. Dr. Masri is the Editor-in-Chief of the Journal of Prosthodontics, a past president of the American Academy of Fixed Prosthodontics, and the American Board of Prosthodontics.

Dr. Masri is heavily involved in developing and implementing cutting edge technologies used in oral health care. He lectures nationally and internationally and serves as an external examiner for international dental schools in the field of prosthodontics. Dr. Masri is the author of a first-of-its-kind book on the applications of digital technologies in the dental field. He has authored numerous scientific papers, holds several patents, and currently supervises a federally funded research laboratory.

Dr. Masri has received many honors, including the 2013 American College of Prosthodontist (ACP) Clinician Researcher Award, the 2015 Maryland LIFE Award for the most promising technology, the 2018 ACP Distinguished Service Award, the 2021 Elkins-Wilson Endowed Professorship, and the 2023 Garver-Staffanou Award from the American Academy of Fixed Prosthodontics.