Ashore, Guillory's assignments included a brief recruiting tour in his hometown of New Orleans and several Washington-area assignments including the Office of the Chief of Naval Operations as the Surface Warfare Division branch head for Combat Systems, and as the assistant deputy director for Surface Ships.

In December 2006, Guillory returned to Washington D.C. and the Office of the Chief of Naval Operations as the deputy director of Surface Warfare (OPNAV N86B).

Guillory is a graduate of the National Defense University (Industrial College of the Armed Forces) and he is also the 2009 recipient of the Black Engineer of the Year Award for Leadership.

Guillory was seated next to Captain Will C. Rogers III in Combat Information Center and played a significant role in the gun battle with surface combatant vessels of the Iranian Revolutionary Guard (IRG) and the subsequent actions against Iran Air Flight 655 on July 3, 1988.

[3] Guillory's awards include: This article contains information from the United States Navy and is in the public domain.