Description
A white pentagonal device 2 3/4 inches (6.99 cm) in height overall edged with a 1/8 inch (.32 cm) scarlet border crenellated within the field of ten embattlements each 1/8 inch (.32 cm) by 3/8 inch (.95 cm) wide, charged with a black Bavarian-style eagle and encircling the eagle’s head the upper section of a fleur-de-lis, delineated in blue, 1/16 inch (.16 cm) wide, on a white field.

Symbolism
Scarlet and white represent the Engineer branch and recall the unit’s heritage with the 7th Engineer Brigade. White recalls the sands of desert theaters of war and also refers to the secondary mission of fighting as infantry. The demi-fleur-de-lis refers to the Corps of Engineers’ history in France and recalls the unit’s service there during World War II. Blue represents the various bodies of water bridged as part of mission requirements and with scarlet and white refers to the United States commitment to combat worldwide terrorism. The black eagle recalls World War II campaigns in Germany. The ten embattlements along with the five sides of the device recall the unit’s designation, the 555th. Scarlet denotes sacrifice and courage. Black signifies strength and solidarity.

Background
The shoulder sleeve insignia was originally approved for the 555th Engineer Group on 30 July 2004. It was redesignated effective 16 June 2007, for the 555th Engineer Brigade. (TIOH Dwg. No. A-1-864)