21 - Ground Ordnance Maintenance
The Ground Ordnance Maintenance occupational field ensures that the Marine Forces have serviceable ordnance materials available. Duties include the inspection, repair, and maintenance of most weapon and optical systems possessed by Marine Corps units.
Qualifications required include basic ordnance administration and knowledge; the capability to technically inspect/ analyze an ordnance item and repair/fabricate the same, and to understand and implement repair shop/armory operational procedures. The requirement also exists to impart technical knowledge to organizational personnel, crews, and supervisors for proper preventive maintenance, inspections, and application.
Ground Ordnance Maintenance Personnel will be required to learn Ground Ordnance Maintenance administrative procedures, repair analysis, technical inspection procedures, repair procedures, testing of ordnance equipment, and quality control methodology. Additionally, they must be familiar with associated warranties and contract logistics support options for ground ordnance equipment and components, as well as be able to execute processes and procedures as part of that sustainment plan.