US Marines in the Data Systems OccFld bear responsibilities such as computer systems analysis, software design, and computer and peripheral equipment operation in support of Marine Corps information systems.
Formal schooling is provided to Marines entering the Data Systems OccFld. Types of enlisted jobs available include work as a programmer or as a small systems specialist.
There is a wide variety of opportunities available in the OccFld at headquarters of divisions, wings, force service support groups, major posts and stations, and Headquarters of the Marine Corps.
The opportunity to serve in various category “B” jobs (MOSs 8000-9599) is also available. Marines entering this OccFld will receive MOS 4000: Basic Data Systems Marine.
These US Marines will participate in routine data systems functions while training for a designated MOS within the OccFld.