 He was principal guest conductor and assistant conductor of the State of Mexico Symphony Orchestra from 1979 to 1981; associate conductor of the Mexico City Philharmonic Orchestra from 1983 to 1987; and music director of the Gran Festival de la Ciudad de Mexico in 1989-90.He has lectured and run workshops on music and the arts in Mexico and abroad, where in 1984, Juarez was honored as the first Latin American to conduct an orchestra in China.He was Head of the Music Department at the National Autonomous University of Mexico (UNAM), Musical Director of the Mexico City’s Grand Festival, and taught at the UNAM, the National Conservatory and the Superior School of Music of Institute of Fine Arts.