Captain Stewart, a native of Mascoutah, Illinois, graduated from McKendree College, Lebanon, Illinois, with a Bachelor of Science Degree in Elementary Education in 1981. Following Officer Candidate School in Newport, Rhode Island, she was commissioned an Ensign, General Unrestricted Line, on 1 October 1982, and reported to the Combat Systems Technical Schools Command, Mare Island, California.
Captain Stewart has been designated as a Joint Qualified Officer and Master Training Specialist, and has earned Masters Degrees from the Naval Postgraduate School, Monterey, California, in September 1987, and the Naval War College in Newport, Rhode Island, in November 2003.
Captain Stewart has earned subspecialties in Information Technology Management, Weapons Systems Management, Education and Training Management, and Manpower Management. She is authorized to wear the Defense Superior Service Medal, Legion of Merit (two awards), Meritorious Service Medal (four awards), Navy and Marine Corps Commendation Medal (two awards), Navy and Marine Corps Achievement Medal (two awards), and other service and campaign awards.
Captain Stewart most recently served as the Chief of Staff, NETWARCOM.
At the Information Dominance Corps Industry Day held on 2 March 2011, VADM Jack Dorsett announced that the Chief of Naval Operations had approved the disestablishment of NETWARCOM. No word on when disestablishment will occur.