Chief Longo began his law enforcement career with the Baltimore Police Department in 1981. In September of 1990, he was reassigned to the Education and Training Division as the agency's primary law instructor. April of 1993, he assumed command of the department's Special Investigation Section within the Internal Investigation Division. His duties focused on the investigation of criminal wrongdoing within the department's ranks.
Chief Longo retired and served briefly as a Senior Associate with a public sector consulting firm in Rockville, Maryland. In February of 2001, he was selected to serve as the Chief of Police for the City of Charlottesville, Virginia.
Chief Longo is a graduate of Towson University in Baltimore where he served as an Adjunct Professor. He is a graduate of the University of Baltimore, School of Law. Chief Longo lectures across the United States in the field of Ethics, Professional Standards and Internal Affairs.