Currently works as a consultant in Arthur Dolittle of Cambridge, MA. Sephir holds a Master's Degree from the Building Technology Program, through the Mechanical Engineering Department at MIT. He is from the Hudson Valley Region of New York State where he attended F.D. Roosevelt High School and performed in several musicals including Pippin, Guys and Dolls, and The Music Man. He sang in the school choir where he was selected for NYSMA Area All-State Choir twice. He was most recently seen as Raoul in a selection of scenes from "The Phantom of the Opera" as part of the "Highlights from Musicals" performance at MIT.