**ROLE SUMMARY** This scientific leadership role sits within Pfizer’s Biotherapeutics Pharmaceutical Sciences organization and is part of the Pharmaceutical Research & Development (PhRD) department. As Principal Scientist, you will lead formulation development and physico-chemical characterization efforts for Pfizer’s biotherapeutics portfolio, which includes antibody-drug conjugates (ADCs), nucleic acid delivery systems, monoclonal antibodies, antibody constructs, proteins, and […]