Rear Adm. Elizabeth Train was born in Honolulu, Hawaii, and grew up in Virginia and Washington D.C. She graduated from the College of William and Mary and received her commission from Officer Candidate School in Newport, R.I. She was designated a Naval Intelligence Officer in 1984, and reported to Patrol Squadron (VP) 19 where she served as the air intelligence officer. During her command tour, Train served as commander, Navy Marine Corps Intelligence Training Center and Center for Naval Intelligence. Train's operational assignments include duty as deputy assistant chief of staff for Intelligence, Carrier Group Four; assistant chief of staff for Intelligence, Amphibious Group Two; and director for operations, Joint Intelligence Task Force-Combating Terrorism.
Train's shore assignments include duty as aide to the Director of Naval Intelligence; deputy assistant chief of staff for Intelligence, Commander, U.S. Naval Surface Forces Pacific; operations officer, Joint Intelligence Center, Pacific; executive assistant to the Director for Intelligence, U.S. Pacific Command; deputy assistant chief of staff for Intelligence (Fleet Support) , Commander U.S. Pacific Fleet; director, Intelligence Community Management Division, Office of the Chief of Naval Operations; and executive assistant to the Director of Naval Intelligence, Office of the Chief of Naval Operations.
In Train's previous flag assignment she served as director for Intelligence, U.S. Pacific Command.
Train assumed duty as the director for Intelligence (J2), Joint Staff, in August 2011. As the J2 she advises the Chairman, Joint Chiefs of Staff on intelligence matters and is the national level focal point for intelligence support to Department of Defense (DoD) crisis operations and indications and warning intelligence within DoD.
Train is a naval intelligence officer, joint specialty officer, a specialist in joint and strategic intelligence, and a qualified information dominance corps officer. She is a graduate of the National War College, with a Master of Science degree in National Security Strategy, and additionally earned a Master of Science in Strategic Intelligence from the Defense Intelligence College.