Bishop Rojas was ordained a priest in 1997 in Chicago and was appointed Auxiliary Bishop of the Chicago Archdiocese in 2011. Pope Francis appointed Bishop Rojas as the Coadjutor Bishop of San Bernardino in December of 2019 and he is now serving as the Third Ordinary Bishop of the Diocese of San Bernardino. Bishop Rojas has served on five committees of the United States Conference of Catholic Bishops. His motto is "Nos basta el amor de Dios - God's love is all we need."