A Marine Corps Staff Sergeant, abbreviated SSgt, is the first staff non-commissioned officer ranks in the Marine Corps, and have been in the Corps for 10 to 13 years. Staff Sergeants serve as a platoon sergeant, commanding 30 or more Marines.
Their insigniaa is three chevrons and a rocker with crossed rifles between the bottom chevron and the rocker.
The gold stripes on red are worn on the Dress Blue uniform and the green stripes on red are worn on the Service uniform. The pins are worn on the collars of the uniform.