ShieldPer fess Gules and Or, in chief a mullet of six points of the second and in base a pale Azure.
CrestThat for the regiments and separate battalions of the Louisiana Army National Guard: On a wreath of the colors Or and Gules, a pelican in her piety affronté with three young in nest, Argent armed and vulned Proper.
MottoDIEU AVEC NOUS (God With Us).
ShieldThe colors red and yellow are used for Artillery. Blue represents the Infantry origin and the battle honor awarded as part of an Infantry unit. The present function of the organization is indicated by the six-pointed star, symbolizing an air burst of an Artillery shell.
CrestThe crest is that of the Louisiana Army National Guard.
The coat of arms was originally approved for the 769th Antiaircraft Artillery Automatic Weapons Battalion on 24 May 1954. It was redesignated for the 769th Signal Battalion on 4 January 1961. The insignia was redesignated for the 769th Engineer Battalion on 29 January 1968.