On a vertical rectangle arched convexly at top and bottom 2 1/2 inches (6.35 cm) in width and 3 1/2 inches (8.89 cm) in height overall, a yellow sword and a jet plane crossed diagonally with points upward upon a field divided horizontally with blue above white and scarlet with the inscription "ENCINAL" at top "JETS' at bottom both in white, all within a 1/8 inch (.32 cm) yellow border.
Red, white a blue are the national colors. The sword alludes to the JROTC program of military science, and the jet plane suggests the school's nickname.
The shoulder sleeve insignia was authorized 13 February 1985.