During College, Manno served as a member of the Hunter Senate, in addition to receiving a White House internship, and interning in the New York State Supreme Court and the New York State Senate. Manno also worked in public schools as a para-educator with special-needs students.
During his collegiate tenure, Manno served on the Hunter Senate, participated in White House programs, worked with the New York State judiciary and legislature, and taught in public education alongside students requiring special care.