Robert Sitrin


Robert Sitrin, PhD is a bioanalytical leader with a 35+ year career at Merck and GSK in vaccine R&D, registration, manufacturing, and process improvements. He built effective downstream process and bioanalytical departments to support the licensure of eight new vaccines. Dr. Sitrin pioneered the application of modern biochemical tools to vaccine products and was a leader in applying analytical comparability to expedite license process changes for vaccines.

Dr. Sitrin is currently a part time internal CMC consultant at PATH in Seattle, Washington where he provides technical input into vaccine projects targeted for developing country manufacturers. He also maintains a separate vaccine consulting practice, SitrinSolutions, LLC

Dr. Sitrin spent the bulk of his career at Merck Research Labs leading teams in the bioprocess R&D group, including downstream processing, bioanalytics, and CMC registration for vaccines and biologics. Prior to Merck, he was at GlaxoSmithKline in the antibiotics and natural products drug discovery areas

Dr. Sitrin obtained his BS in chemistry from the Massachusetts Institute of Technology and a PhD in synthetic organic chemistry at Harvard University under Robert B. Woodward. He had postdoctoral fellowship at the Woodward Research Institute (CIBA Geigy) in Basel, Switzerland.