Additional Information about SOI and MOS
Find Official Marine Corps links and resources about School of Infantry (SOI) and Military Occupational Specialties (MOS), including a list of frequently asked questions.
Gunnery Sgt. Ronald Morrison, supervises as Staff Sergeant Samuel Lynch calls in mortar targets on the Infantry Platoon Battle Course at Fort Pickett, V. A., supported by infantry Marines from the 1st Battalion of the 8th Marines, on Aug.27, 2013.
—U.S. Marine Corps photo by Chief Warrant Officer 2 Paul S. Mancuso, Combat Camera, SOI-E/Released.
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