As the present incumbent of EVP & CTO, Chongho YOON has been leading the Center for Technology Innovation, Korea Aerospace Industries, Ltd., since July 2020. He also served as the Fixed-Wing Chief Engineer, with expertise in airframe design, durability/damage-tolerance analyses, and usage/service-life analyses. Currently, with his staff engineers, he pursues elementary technologies necessary for the future space industries, focusing on structural design/manufacturing, material characterization, process development, and space environmental test-works. For the last 30 years, his field of interest has been the thermo-viscoelastic behavior of metallic and composite materials, and in recent days, also included logistics support such as total service life and prognostic health monitoring/maintenance technologies. He has been with KAI since March 2000, after attaining a Ph.D. from Texas A&M University (Aerospace & Astronautics) and a B.S. from Seoul National University (Mechanical Engineering).