Carrión went on to serve as a public school teacher in the West Bronx at Intermediate School 115 and CIS 234. During that time he participated in CCNY-based Salvadori Center program which uses the built environment as a teaching tool. Eventually, he went back to school to earn his Master's Degree in Urban Planning from Hunter College, part of the City University of New York. Upon graduating, Carrión worked for three years at the Bronx office of the New York City Department of City Planning.