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Who we are
Who we are
Novavax is a global biotechnology company with a proven vaccine technology. We are focused on developing our R&D assets and establishing partnerships to leverage the value of our technology to help protect health.
Discover our scienceLearn about our validated protein-based nanoparticle and Matrix-M™ adjuvant technology.
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What we do
What we do
Novavax is focused on using our proven vaccine technology to help protect health through the development of our R&D assets and establishing partnerships
Latest UpdatesStay current with Novavax news as we make progress in discovering and developing innovative vaccines to help protect against serious infectious diseases.
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Blog
Blog
Novavax is committed to accelerating the development of new and promising vaccines and sharing information based on years of study and experience.

Robert Walker, MD
Senior Vice President,
Chief Medical Officer
Chief Medical Officer
Dr. Walker is senior vice president, chief medical officer. A specialist in internal medicine and pulmonary and critical care medicine, Dr. Walker has more than 30 years of experience in drug and vaccine development within the private and public sectors. He joined Novavax in 2022, after leading the development of RSV and COVID-19 vaccines at Meissa Vaccines, Inc. He previously served as Chief Medical Officer at the Biomedical Advanced Research & Development Authority (BARDA) in the U.S. Department of Health and Human Services and provided clinical development expertise to medical countermeasure programs, including Operation Warp Speed for COVID-19 vaccines and therapeutics, and to federal emergency responses to Zika, Ebola and influenza epidemics. Dr. Walker earned his Doctor of Medicine degree from the University of Maryland. He completed his internal medicine training at The George Washington University and completed his fellowship in pulmonary and critical care medicine at the University of Pennsylvania.