Mangas spent last season as an assistant coach with Division III Hampden-Sydney College, where he coached quarterbacks and the kick-return unit under Head Coach Marty Favret. Mangas helped guide HSC quarterback Nash Nance to First Team All-Conference honors in 2012, after he led the conference and finished among the nation's leaders in passing yards (2,652) and touchdown passes (24). Nance also led the league in total offense per game (280) under Mangas' guidance. Kick-return Regis Craft led the conference in kick-return average last season. At Hampden-Sydney, he also assisted with game plan development and video-tape analysis.
Prior to his time at Hampden-Sydney, Mangas spent the winter at his alma mater, as a volunteer coach at The College of William & Mary. While there, he worked with the team's running backs and quarterbacks in addition to assisting with the management of winter workouts and spring practice and development of daily spring practice plan materials.
Mangas was a four-year letter winner at William & Mary between 2007-2011, playing wide receiver and quarterback for Head Coach Jimmye Laycock. During his senior season, he led the Tribe in receiving with 45 receptions, 591 yards and five touchdowns. As a junior, Mangas helped W&M to a Colonial Athletic Association championship and a trip to the NCAA Division I FCS Championship Tournament. Though recruited out of Paul VI HS in Fairfax, Va., as a quarterback, Mangas finished his career at W&M 73 receptions for 824 yards.
Mangas, a Chantilly, Va. native, graduated from William & Mary with his Bachelor of Science in kinesiology in 2012.