Danilo Casimiro | Chief Science Officer, Vaccine R&D
Sanofi

Danilo Casimiro serves as the Chief Science Officer and Global Head of External Scientific Affairs for Vaccines R&D at Sanofi. In this pivotal role, Dr. Casimiro drives the scientific direction of Sanofi’s vaccine pipeline, ensuring technical excellence in candidate selection and technology investments throughout all stages of research and development.

He leads a global organization dedicated to expanding Sanofi’s portfolio through strategic external licenses, collaborations, and the acquisition of cutting-edge vaccine technologies. Beyond internal R&D, Dr. Casimiro oversees engagement with global Key Opinion Leaders (KOLs) and manages public-private partnerships that align with Sanofi’s long-term ambitions in preventative medicine. Additionally, he is responsible for developing and implementing global strategies for the external financing of vaccine R&D and industrialization.

With a career spanning over two decades in the industry—including leadership roles at Merck and Aeras—Dr. Casimiro brings deep expertise in infectious diseases and oncology. He holds a Ph.D. in Chemistry from the California Institute of Technology and has contributed to the licensure of several major vaccines and numerous patents in the field.