IMT revised the Army's Warrior Tasks and Battle Drills and further developed training in rifle marksmanship, combatives, values instruction, first-aid, and culture.

As the TRADOC G-3, he coordinated the efforts of the headquarters staff and its major subordinate organizations toward building a campaign-capable, expeditionary, and versatile Army in support of the Joint Warfighting Commander.

Prior to arriving at Fort Monroe, MG Longo served as the Director of Training, Office of the Deputy Chief of Staff G- 3/5/7, Headquarters, Department of the Army in Washington, DC.

His previous staff experience includes assignments as the Chief of Staff, U.S. Army, Pacific; Executive Officer to the Deputy Commanding General, United States Army Europe; G3, III Corps Artillery and Chief of Task Force XXI, both at Fort Sill; Chief, Operations Division at the George C. Marshall European Center for Security Studies in Garmisch, Germany; Executive Officer in 2d Battalion, 82d Field Artillery and Deputy Fire Support Coordinator for the 1st Cavalry Division at Ft Hood, Texas; Assistant Fire Support Coordinator for III Corps at Fort Hood; Plans Officer and Secretary of the General Staff in III Corps Artillery, again at Fort Sill.

He also holds master's degrees in Economics from the University of Oklahoma and in Strategic Studies from the United States Army War College in Carlisle, Pennsylvania.