United States Marine Corps Scout Sniper

United States Marine Corps Scout Sniper (MOS 0317, formerly 8541) was a secondary MOS (Military Occupational Specialty) designator of U.S. Marine Corps infantrymen and reconnaissance Marines that have graduated from a U.S. Marine Corps Scout Sniper School. Scout Snipers were required to earn the rank of Lance Corporal, be selected by their battalion to join the scout-sniper platoon, and complete an approved scout-sniper course in order to receive this designation.

Source: Wikipedia — United States Marine Corps Scout Sniper (CC BY-SA 4.0)