To become a Chief Master Sergeant in the United States Air ... Considered the second tier of the Air Force, NCO ranks a ...

JoAnne “JO” Bass didn’t know what a chief master sergeant of the Air Force (CMSAF) was when she enlisted at 18 years old, so becoming one certainly wasn’t her goal from the start.

The U.S. Air Force has selected 479 senior master sergeants for promotion to chief master sergeant out of 2,241 eligible for a selection rate of 21.37 percent in the 18E9 promotion cycle.

Command Chief Master Sgt. Anthony Green was fired as the top enlisted leader of Air Force Special Operations Command.

Command Chief Master Sgt. Anthony Green, senior enlisted leader of Air Force Special Operations Command, was fired over a loss of confidence in his ability to do the job, service officials said.