Ratul Saha, M.Sc., M.S., Ph.D.
Global Sterility Assurance Programs at Bausch & Lomb

Ratul Saha, PhD is the Director of Global Sterility Assurance Programs at Bausch & Lomb, bringing over 15 years of expertise in microbiology, contamination control, sterility assurance, and regulatory compliance. His extensive experience spans inspection readiness, contamination control strategy development, facility and equipment design, risk assessment, sterilization technologies, cleaning and disinfection, rapid microbiological methods, microbial deviation investigations, environmental monitoring, microbial identification, and biofilm research.

Dr. Saha has worked across diverse industries, including Ophthalmics, live microbiome products, viral vectors, traditional biologics, small molecules, large-volume parenteral, and medical devices such as contact lenses, surgical instruments, and dialysis equipment. Passionate about simplifying complex microbiological concepts, he strives to provide practical solutions for sterility assurance challenges in pharmaceutical, biopharmaceutical, and medical device manufacturing and quality control laboratories.

He has also contributed to the scientific community and the industry by publishing several peer-reviewed manuscripts in microbiology and molecular biology.