Education
Prior to turning professional, Mangene attended the University of Maine where he played three seasons (2009-2012) of National Collegiate Athletic Association college hockey with the Maine Black Bears.
Prior to turning professional, Mangene attended the University of Maine where he played three seasons (2009-2012) of National Collegiate Athletic Association college hockey with the Maine Black Bears.
On April 2, 2012, the Philadelphia Flyers of the National Hockey League signed Mangene as a free agent to a two-year entry level contract, and he was assigned to begin his professional career with the Adirondack Phantoms of the AHL for the remaining games of the 2011-2012 season. After three seasons in the Flyers minor league system, Mangene was traded to the New York Islanders along with a second and third-round draft pick for Andrew MacDonald on March 4, 2014. Mangene was initially assigned to the Bridgeport Sound Tigers, the Islanders" AHL affiliate.
After going scoreless in 10 games, Mangene was reassigned to the Islanders" ECHL team, the Stockton Thunder.
Following the end of the season, the Islanders did not make a qualifying offer to Mangene and he became an unrestricted agent on July 1, 2014. On September 25, 2014, Mangene returned to the ECHL in signing a one-year contract with the Florida Everblades.