Mickey Miller earned nine varsity letters in a spectacular collegiate career from 1941-43. He graduated from UNM then received his master's degree in administration of athletics from Teachers College, Columbia University, in 1949.
Soon after returning to Albuquerque, Miller began a distinguished coaching and administrative career at Highland High School and for the entire Albuquerque Public School (APS) district.
During his coaching years at Highland, Miller was the defensive coordinator in football when the Hornets won a state title and finished second twice. His basketball teams advanced to the state tournament 14 times while his baseball teams claimed a pair of state championships. In 1964, Miller assumed duties as assistant principal and in 1970 became athletics and physical education specialist for all of APS.
Miller was president of numerous state organizations throughout his career. In 1962, he received the New Mexico Health, Physical Education and Recreation Association award.