With an extensive career in higher education, Muccigrosso is currently professor of Classics and Director of Undergraduate Honors in the College of Liberal Arts at Drew University. He previously served as Associate Dean of the College and Director of Institutional Research and as Interim Provost and Vice President of Academic Affairs at Holy Names University in California. 

Dr. Muccigrosso has had a long connection with Italy. As a student, he participated in the ICCS (Intercollegiate Center for Classical Studies) program and, upon graduation, worked for a year at La Sapienza University. As a faculty member, John led several short-term study-abroad trips to Italy for undergraduates, and from 2008 to 2017 he ran an archaeological field school in Umbria.