Editing Chief master sergeant (section)

==== First sergeant ====
The E-9 pay grade of [[first sergeant]] is a special duty rank held by a senior enlisted member of a military unit who reports directly to the [[Commanding officer|unit commander]] or deputy commander of operations. This positional billet is held by a chief master sergeant and is denoted on the rank insignia by a [[Lozenge (shape)|lozenge]] (known colloquially as a "diamond").<ref name="first sergeant">{{Cite web |last=Barnett |first=Robert |date=12 December 2012 |title=Air Force first sergeants work to help Airmen |url=https://www.jber.jb.mil/News/News-Articles/Article/290557/air-force-first-sergeants-work-to-help-airmen/ |access-date=11 September 2020 |website=Joint Base Elmendorf-Richardson |publisher=Joint Base Elmendorf-Richardson Public Affairs}}</ref> Often referred to as the "first shirt", or "shirt", the first sergeant is responsible for the morale, welfare, and conduct of all the enlisted members in a [[Squadron (aviation)|squadron]] and is the chief adviser to the squadron commander concerning the enlisted force.<ref name="first sergeant" /> While neither the Air Force or Space Force has a permanent [[First Sergeant#United States Air Force|first sergeant]] rank, those who hold these positional billets are senior to their non-diamond counterparts.<ref name="first sergeant" />