McGann, a Newport native, has an impressive Naval career that earned her two Legion of Merit awards.
A graduate of the Naval War College, she has served in the Pentagon, working for the Joint Chiefs of Staff in the Personnel Policy Division, and later as a special assistant to the Secretary of the Navy for Manpower and Reserve Affairs.
She served in the U.S. Navy from 1970 before retiring in 2002, receiving many awards and decorations during her career. She is also a graduate of the College of Our Lady of the Elms in Chicopee, MA, holding a bachelor's degree in English; Salve Regina University, master's degree in business administration; and Georgetown University, receiving a master's degree in foreign affairs.
After retirement, McGann served as assistant superintendent in Boston schools and as the executive director of the Advanced Math and Science Academy charter school in Marlborough, MA.