John Rosenfelder

John Rosenfelder is a Senior Tooling Engineer at Jabil Healthcare, specializing in medical device design and R&D. With a career spanning several decades, they have significant experience in plastic injection mold design, validation, and troubleshooting. Having held various engineering and design roles at notable companies, including Nypro and Johnson Precision, John has developed extensive expertise in mold validation and manufacturability. John also pursued education in Liberal Arts at the University of Illinois at Chicago and has certifications in molding and continuous improvement.