A silver color metal and enamel device 1 3/16 inches (3.02 cm) in height overall consisting of a red field between a 1/8 inch (.32 cm) silver bar arched across the top and a 1/8 inch (.32 cm) inch silver bar horizontally across base bearing a silver demi-castle charged with a blue fleur-de-lis and surmounted by a five-pointed gold (yellow) star and inscribed upon the arch ENGINEERING and upon the base WITH PRIDE all in red letters.
Red and white are the colors traditionally associated with the Corps of Engineers. The star denotes leadership and together with the tower refers to the overall mission and capabilities of the organization. The gold star and blue fleur-de-lis are used to represent the units service in France during World War II. There the organization participated in the Normandy, Northern France, Rhineland, Ardennes-Alsace and Central Europe campaigns.
The distinctive unit insignia was approved on 29 May 1981.