Brigadier General Sonntag assumed command of Special Operations Command South on September 16, 2014. As commander he is responsible to the commander of U.S. Southern Command for the planning, employment and command of special operations in Central and South America.
Brigadier General Sonntag is a 1986 graduate of the United States Military Academy where he received a Bachelor of Science Degree and was commissioned in the Infantry. While in the infantry, he served as a Bradley Platoon Leader, Scout Platoon Leader and S-3 Air while assigned to the 2nd Armored Division. After attending the Infantry Officer’s Advance Course and the Special Forces Qualification Course in 1991, he served as a Detachment Commander, Battalion S-4, Support Company Commander and Company Commander in 3rd Battalion, 5th Special Forces Group (Airborne). After leaving the 5th Special Forces Group in 1997, he served as a Company and Battalion Observer/Controller with the Special Operations Training Detachment at the Joint Readiness Training Center.
Upon completing the Naval Command and Staff College at the Naval War College in 2000, he returned to the 5th Special Forces Group to command another company, serve as a Battalion’s Executive Officer during Operation Enduring Freedom in Afghanistan, and as the 5th Special Forces Group Executive Officer. He also served as the Combined Joint Special Operations Task Force-West & Arabian Peninsula’s Chief of Staff during Operation Iraqi Freedom.
Following a brief assignment as the Chief of Joint and Army Concepts Division for the Army Special Operations Battle Lab, BG Sonntag commanded 2nd Battalion, 1st Special Warfare Training Group and served as the G-3 for the United States Army Special Forces Command. After fulfilling his United States Army War College requirements in 2009, BG Sonntag deployed to Pakistan to serve as the SOCCENT (Forward) – Pakistan Commander in support of Operation Enduring Freedom. Upon his return to Fort Bragg, he served as the United States Army Special Operations Command Chief of Staff. He recently returned from a deployment where he commanded an Inter-Agency Advisory Detachment in support of National Security goals and objectives. BG Sonntag then held the position of the deputy commanding general of the United States Army Special Operations Command.
BG Sonntag holds a Masters Degree in Military History from Louisiana State University as well as one in National Security Strategy Studies from the Naval War College. BG Sonntag is also a Harvard Kennedy School National Security Fellow.
He is married to the former Ms. Deirdre (Dee) Fahey from West Roxbury, Massachusetts and they have two children, Miles and Erika.