Description
On an oblong scarlet shield arched at top and base, 2 inches (5.08 cm) wide and 3 inches (7.62 cm) long overall with a vertical yellow bar throughout, three white horizontal tower embattlements each of three merlons; all within a scarlet 1/8 inch (.32 cm) border.

Symbolism
Scarlet and white are the colors used for Engineer organizations. The bar refers to a lever, support, fastener or a measuring device and other facets of engineering operations, the embattlements denoting the military aspects of the Brigade. In numerology, three is the symbol for completeness.

Background
The shoulder sleeve insignia was approved on 23 September 1969. It was amended to correct the description of the design on 1 October 1969. (TIOH Dwg. No. A-1-525)