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Johnson Varghese, PhD

Head of Analytical Development, Biologics at Celgene


Johnson Varghese has over 24 years of experience in recombinant protein product development. Prior to joining Celgene, as Head of the Analytical Development Biologics in 2016, Johnson held positions of increasing responsibility at Shire, MedImmune, Amgen, and Abbott laboratories. His technical expertise is primarily in physicochemical methods development, protein and carbohydrate characterization. Johnson has led various analytical organizations focused on either early or late stage development. He holds a Ph.D. in Analytical Chemistry from King’s College London and undergraduate degrees in chemical sciences from universities of East Anglia and Glasgow in the U.K

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