Jyuji D. Hewitt became the executive deputy to the commanding general, U.S. Army Research, Development and Engineering Command July 14, 2013.Before assuming his position at RDECOM, Hewitt served as executive director for Support, Office of Security Cooperation-Iraq in Baghdad, Iraq. Also, he was deputy to the commander and executive director for Ammunition, U.S. Army Joint Munitions Command, Rock Island Arsenal, Illinois. The Army selected him for the Senior Executive Service in January 2007.As a U.S. Army colonel, he served as chief of staff at JMC from May 2006 to December 2006 and deputy commander from August 2005 to April 2006.Hewitt was the U.S. Army Materiel Command deputy chief of staff from 2004 to 2005 at Fort Belvoir, Virginia, and the commanding officer of the McAlester Army Ammunition Plant, McAlester, Oklahoma, from July 2001 to July 2004.Additional assignments include Nuclear Policy Branch chief, Plans and Policy Directorate J-5, European Command, Stuttgart-Vaihingen, Germany, from 1999 to June 2000; commanding officer of the Iowa Army Ammunition Plant at Middletown, Iowa, from 1997-99; program director, Defense Special Weapons Agency, Alexandria, Virginia, from 1994-97; battalion executive officer, 6th Ordnance Battalion, Camp Carroll, Republic of Korea from 1993-94; deputy command ammunition officer, 19th Theater Support Command, Camp Henry, Republic of Korea, from 1992-93; and other varied assignments, to include Aberdeen Proving Ground, Maryland, from 1979-80.Hewitt earned master of science degrees in strategic studies from the U.S. Army War College in 2001, physics (nuclear) from the University of New Hampshire in 1990 and systems management from the Florida Institute of Technology in 1988.Hewitt earned a bachelor of science in chemistry from the University of Maine in 1978 as well as a U.S. Army commission as a second lieutenant in the Ordnance Corps through the ROTC program.He has completed significant training through the Command and General Staff College, the Army War College, Leadership for a Democratic Society, Federal Executive Institute in 2008 and the LOGTECH Course for Executives, also in 2008. Hewitt is certified as Acquisition Level III, Science and Technology Management.His awards and decorations include the Chairman of the Joint Chiefs of Staff Joint Distinguished Civilian Service Award, Meritorious Presidential Rank Award, Legion of Merit with two oak leaf clusters; Defense Meritorious Service Medal; Superior Civilian Service Award; Meritorious Service Medal (three Oak Leaf Clusters); Joint Service Commendation Medal; Army Commendation Medal (with Oak Leaf Cluster); Army Achievement Medal (with Oak Leaf Cluster); and the Ordnance Order of Samuel Sharp.Hewitt is married with two sons.-----The U.S. Army Research, Development and Engineering Command has the mission to provide innovative research, development and engineering to produce capabilities that provide decisive overmatch to the Army against the complexities of the current and future operating environments in support of the joint warfighter and the nation. RDECOM is a major subordinate command of the U.S. Army Materiel Command.