Prior to Navy, Mangas was an Assistant Equipment Manager Intern at Ohio University for one year.
While an undergraduate at Baldwin Wallace University, Mangas worked as an Equipment Manager Intern and as an Athletic Facility Worker. Mangas was also the top income and ticket seller for the Cleveland Indians' Collegiate Sales Competition at Baldwin Wallace.
Mangas graduated from Baldwin Wallace with a bachelor's degree in sport management and minors in business management and recreation in 2015. She was a four-year member of the women's basketball team at Baldwin Wallace and was a member of the Student-Athlete Advisory Committee.