In 1961, he joined the Quantum Electronics Division at Xerox Electro-Optical Systems in Pasadena and began his career as a laser scientist. Concurrently, he taught Quantum physics and Astronomy at the California State University at Long Beach. In 1968, he was enlisted by the Northrop Corporate Research Laboratory, where he rose to become the director of the Laser Technology Laboratory and led a team that made pioneering contributions in research on excimer laser technology.
In 1961, he joined the Quantum Electronics Division at Xerox Electro-Optical Systems in Pasadena and started his career as a laser scientist. Concurrently, he taught Quantum physics and Astronomy at California State University at Long Beach. In 1968, he was recruited by the Northrop Corporate Research Laboratory, where he rose to become the director of the Laser Technology Laboratory and led a team that made groundbreaking contributions in research on excimer laser technology.