▁within ▁Air ▁Force ▁Special ▁Oper ations ▁Command ▁( AF SO C ). ▁T AC P ▁personnel ▁at ▁the ▁ 1 7 th ▁ST S ▁( and , ▁in ▁smaller ▁numbers , ▁at ▁the ▁four ▁remaining ▁active - d ut y ▁CON US ▁Special ▁T act ics ▁Squad rons ), ▁provide ▁terminal ▁attack ▁control ▁and ▁fire ▁support ▁expert ise ▁for ▁the ▁ 7 5 th ▁R anger ▁Regiment ' s ▁three ▁R anger ▁Batt al ions ▁and ▁Regiment al ▁Re con na issance ▁Company , ▁all ▁seven ▁Army ▁Special ▁Forces ▁Gr oups , ▁and ▁multiple ▁Navy ▁SE AL ▁Teams . ▁T AC P s ▁who ▁have ▁successfully ▁under g one ▁screen ing ▁and ▁selection ▁are ▁also ▁currently ▁serving ▁as ▁Tier ▁ 1 ▁operators ▁with ▁the ▁ 2 4 th ▁ST S . ▁ ▁T AC P ▁Officer ▁The ▁US AF ▁T AC P ▁Officer ▁or ▁T AC PO ▁( former ly ▁Air ▁L ia ison ▁Officer ) ▁is ▁assigned ▁to ▁an ▁AS OS ▁or ▁AS OC ▁as ▁the ▁US AF ▁air power ▁advoc ate , ▁subject - m atter ▁expert , ▁and ▁ad visor ▁to ▁his ▁or ▁her ▁aligned ▁Army ▁or ▁Marine ▁staff . ▁ ▁Until ▁ 2 0 0 9 , ▁this ▁US AF ▁officer ▁was ▁a ▁r ated ▁officer . ▁ ▁In ▁ 2 0 0 5 , ▁then ▁Captain ▁Mark ▁R . ▁W isher ▁submitted ▁an ▁In nov ative ▁Development ▁through ▁Employee ▁A war eness ▁( IDE A ) ▁Report ▁submission ▁through ▁the ▁Air ▁Force ' s ▁IDE A ▁program ▁office