Command Sergeant Major Spencer D. Nielsen
Senior Enlisted Leader
Utah National Guard
Command Sgt. Maj. Spencer D. Nielsen began his military career in the Utah Army National Guard enlisting as a cannon-fire-direction specialist with Alpha Battery, 1st Battalion, 140th Field Artillery in Fillmore, Utah. He attended basic training and advanced individual training in 1994 at Fort Sill, Okla. His first active-duty position was as a unit training NCO for Charlie Battery, 1st Battalion 145th Field Artillery in 1998. Since then, he has served in the 65th Field Artillery Brigade; 97th Troop Command; 640th Regiment, Regional Training Institute; and UTNG Joint Forces Headquarters. He deployed twice in support of the Global War on Terrorism: Operation Noble Eagle from August 2003 through July 2004, and Operation Iraqi Freedom from June 2007 through June 2008.