Eujin is the Programme Director for the BSc Product Design and BSc Product Design Engineering courses at Brunel University London. He is a Chartered Engineer (CEng) and a Chartered Technological Product Designer (CTPD). He worked as a Product Design Engineer during the early days of his career, developing solutions for companies including Motorola, Inc., LM Ericsson, Sennheiser GmbH & Co. KG, and Rentokil Initial.