N ▁Hor izontal ▁Const ruction ▁Engine er ▁ 1 2 P ▁Prime ▁Power ▁Production ▁Special ist ▁ 1 2 Q ▁Power ▁Line ▁Distribution ▁Special ist ▁( RC ) ▁ 1 2 R ▁Inter ior ▁Electric ian ▁ 1 2 T ▁Techn ical ▁Engine er ▁ 1 2 V ▁Con crete ▁and ▁As ph alt ▁Equ ip ment ▁Oper ator ▁ 1 2 W ▁Car p entry ▁and ▁Mason ry ▁Special ist ▁ 1 2 X ▁General ▁Engineering ▁Super visor ▁ 1 2 Y ▁Ge osp atial ▁Engine er ▁ 1 2 Z ▁Com bat ▁Engineering ▁Senior ▁Serge ant ▁ 1 8 C ▁Special ▁Forces ▁Engine er ▁Serge ant ▁W arr ant ▁Officer ▁ 1 2 0 A ▁Const ruction ▁Engine er ▁Techn ician ▁ 1 2 5 D ▁Ge osp atial ▁Information ▁Techn ician ▁Officer ▁ 1 2 A ▁Engine er ▁Officer ▁ 1 2 D ▁Fac ilities / Contract ▁Const ruction ▁Management ▁Engine er ▁( F CC ME ) ▁ ▁United ▁States ▁Air ▁Force ▁Military ▁engineering ▁in ▁the ▁United ▁States ▁Air ▁Force ▁comes ▁from ▁the ▁Air ▁Force ▁Civil ▁Engine er ▁Support ▁Agency , ▁R ED ▁H OR SE ▁and ▁Prime ▁B EE F . ▁ ▁US AF ▁military ▁engineering ▁occup ations ▁consist ▁of : ▁En list ed ▁▁ 3 E ▁- ▁Civil ▁Engineering ▁▁▁ 3 E 0 X 1 ▁- ▁Elect rical ▁Systems ▁▁ 3 E 0 X 2 ▁- ▁Elect rical ▁Power ▁Production ▁▁ 3 E 1 X 1 ▁- ▁He ating , ▁Vent ilation , ▁AC , ▁and ▁Re fr