Jack Jeng Graduated from National Taiwan University (NTU) of E.E. major on 1977. He immigrated to U.S. since 1980. He had been working for Jet Propulsion Lab (JPL/NASA) for more than 13 years. He also worked for Boeing’s sub-contracting companies and L-3 Technologies for more than 12 years. He has retired since 2018.
Jack and Dr. Stephen Bryen founded a start-up company: SubX Inc., "www.subx-Inc.com" focusing "Brown-Water" UV (Underwater Vehicle) technologies. SubX owns many patents of UV technologies from USPTO and Japan. Jack also founded another company HELENG Inc. "www.heleng-inc.com" with his friends to design "High-efficient, Expandable, Light Engine and Generator"
Jack has involved in designing the Voice Switching & Control System (VSCS) of Air Traffic Control Center for FAA, Deep Space Network (DSN) for JPL/NASA, Fiber Optic Tactical Local Area Network (FOTLAN) for U.S. Army. He also involved in designing the FDDI (Fiber Distributed Data Interface) network in the Boeing-777 cockpit. While he was working for L-3 Technologies, he had designed many fiber-optic networks for Army Vehicle, M1-Tank, military airplane, naval ships and EO/IR (Electro-Optical/Infra-Red) turret.
Jack gave many piano recitals in both Taiwan and U.S., He was the piano accompanist for NTU Chorus and many Chinese Choir in Southern California. Jack also was the 31th captain of NTU Rugby team. Jack and his wife Katherine published a Christian music hymns (CD and music book) title “Hope For The Spring等待春天”, in both Chinese and Taiwanese in 2014.