CSM Christopher Miller attended Sperry High School and graduated in 1989. He went on to Rogers State University, then attended Tulsa Community College where he received his associates in Liberal Arts. He attended Oklahoma State University where he received a Bachelor of Science in Political Science.
CSM Miller completed basic training in 1990, then went to advance individual training (AIT) as a 54B Chemical Specialist. In 1991, he attended the U.S. Army Airborne School. He graduated from U.S. Army Ranger School in 1994; he completed training for his 11B MOSQ in 1995. CSM Miller has completed PLDC, BNCOC, ANCOC, and the U.S. Army Sergeants Major Academy.
Command Sgt. Maj. Miller served in the 82nd Airborne Division from 1991-1995 and the Oklahoma National Guard from 1995 to present. He was activated by the State of Oklahoma in 1999 to support tornado recovery operations. He deployed to Afghanistan in 2003-2004 as an Infantry Platoon Sergeant. In 2005, he deployed to New Orleans in support of Hurricane Katrina recovery operations. In 2008, Command Sgt. Maj. Miller deployed to Baghdad, Iraq as an Infantry Company First Sergeant. In 2011, he deployed to Afghanistan as the 1st Battalion, 279th Infantry Regiment command sergeant major. In 2013, he served as the 1st Battalion, 179th Infantry Regiment command sergeant major. Command Sgt. Maj. Miller served as the Oklahoma Army National Guard Joint Operations Center Operations sergeant major at Joint Force Headquarters in 2015. Command Sgt. Maj. Miller then served as the command sergeant major for Joint Multi National Training Group-Ukraine in 2017, while serving as the 45th Infantry Brigade Combat Team command sergeant major from 2016-2018, until his current assignment as the 14th State Command Sergeant Major of Oklahoma.
Command Sgt. Maj. Christopher Miller resides in Skiatook, Oklahoma with his wife Kim and daughter Rylee. His son Colton resides in Tahlequah, Oklahoma