John Hearin

John Hearin is a Senior Aerospace Engineer at Blue Origin, with over 25 years of experience specializing in cryogenic propulsion systems. They have served as Chief Engineer at Launch On Demand and worked as a Cryogenic Propulsion System Engineer for various organizations including Lockheed Space Operations and United Space Alliance. John also held academic roles as an Assistant Research Professor and Adjunct Professor at the Florida Institute of Technology. They obtained a Ph.D. and an MS in Ocean Engineering from the Florida Institute of Technology, and a BS in Aerospace Engineering from the University of Florida.