John Michael Castillano
About John Michael Castillano
John Michael Castillano is a Senior Manager at Nektar Therapeutics, specializing in drug substance and drug product external manufacturing. He has a comprehensive background in pharmaceutical manufacturing, having held various positions at Genentech over nearly a decade.
Current Role at Nektar Therapeutics
John Michael Castillano serves as the Senior Manager of Drug Substance and Drug Product External Manufacturing at Nektar Therapeutics. He has held this position since 2020, contributing to the company's efforts in managing external manufacturing processes for drug substances and products. His role involves overseeing the production and quality assurance aspects of drug manufacturing, ensuring compliance with industry standards.
Previous Experience at Genentech
Castillano has extensive experience at Genentech, where he worked in various roles from 2008 to 2017. He began as a Pharmaceutical Manufacturing Technician and progressed to positions including Manufacturing Lead, Senior Drug Product Operations Supervisor, and Chief Marketing Officer Site Manager for Clinical Packaging. His tenure at Genentech provided him with a solid foundation in pharmaceutical manufacturing and operations.
Education and Academic Background
John Michael Castillano earned an Associate's degree from Foothill College, where he studied from 2003 to 2005. He furthered his education at San Francisco State University, obtaining a Bachelor of Science degree from 2005 to 2008. His academic background supports his expertise in the pharmaceutical industry.
Career Timeline Overview
Castillano's career spans over a decade in the pharmaceutical sector, primarily at Genentech. He worked as a Fill and Formulation Technical Specialist from 2010 to 2012 and held various managerial roles until 2017. In 2020, he transitioned to Nektar Therapeutics, where he continues to apply his extensive knowledge in drug manufacturing.