The mark consists of a circular design bordered by roping, in gold. Within the border is a field of blue, with the words MARINE CORPS SYSTEMS COMMAND HEADQUARTERS MARINE CORPS in white. Within this field of blue is a ring, in gold. Within this ring is a field of red, within which is a triangle design, in gold, and an eagle, perched atop a globe, with an anchor behind the globe.Within the mouth of the eagle is a banner reading "SEMPER FIDELIS".
The color(s) gold, blue, white, black and red is/are claimed as a feature of the mark.
The English translation of "SEMPER FIDELIS" in the mark is "ALWAYS FAITHFUL".