0300 - Basic Infantry Marine
Pvt - Sgt
The Entry-level 0300 MOS is a Basic MOS that serves as a place holder while entry level Marines complete MOS training. Enlisted Marines entering the Occupational Field will receive MOS 0300, Basic Infantry Marine, while participating in their respective formal schools. Marines can enter any of the primary enlisted MOS's in the 03 occupational field. Most commonly, this is the MOS borne by Marines at The School of Infantry.
All recruits going into the infantry occupation must complete at least six pullups and the three-mile run in under 24 minutes and 51 seconds on the Physical Fitness Test, as well as perform at least 60 ammo-can lifts in two minutes, conduct the movement to contact and maneuver under fire portions of the Combat Fitness test in under 3 minutes and 26 seconds and 3 minutes and 12 seconds, respectively.
To learn more about enlisted career paths, please visit our Enlisted Info section.
To learn more about other MOS's, please visit our Complete MOS List.
If you feel any of this information is inaccurate or incorrect, or have additional resources to inform our audience, please Contact Us.