325th MOS changes command Published July 12, 2012 By Airman 1st Class Christopher Reel 325th Fighter Wing Public Affairs TYNDALL AIR FORCE BASE, Fla. -- Major Brady Poe accepted command of the 325th Maintenance Operations Squadron from Maj. Christopher Cullen during a change of command ceremony, July 12. Major Poe arrived from the 509th Aircraft Maintenance Squadron, 509th Maintenance Group at Whiteman Air Force Base, Mo. where he served as the operations officer.