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.

Officer MOS List

2101

Basic Ground Ordnance Maintenance Officer

WO - CWO5

Basic MOS

2102

Ordnance Officer

Capt - LtCol

Primary MOS

2110

Ordnance Vehicle Maintenance Officer

WO - CWO5

Primary MOS

2120

Weapons Repair Officer

WO - CWO5

Primary MOS

2125

Electro-Optic Instrument Repair Officer

WO - CWO4

Primary MOS

Enlisted MOS List

Basic Ground Ordnance Maintenance Marine

2100

Pvt - GySgt

Basic MOS

Small Arms Repairer/Technician

2111

Pvt - GySgt

Primary MOS

Precision Weapons Repairer/Technician

2112

Cpl - GySgt

Primary MOS

Towed Artillery Systems Technician

2131

Pvt - GySgt

Primary MOS

Assault Amphibious Vehicle (MV) Repairer/Technician

2141

Pvt - GySgt

Primary MOS

Main Battle Tank (MBT) Repairer/Technician

2146

Pvt - GySgt

Primary MOS

Light Armored Vehicle (LAV) Repairer/Technician

2147

Pvt - GySgt

Primary MOS

Ordnance Vehicle Maintenance Chief

2149

MSgt - MGySgt

Primary MOS

Machinist

2161

Pvt - GySgt

Primary MOS

Electro-Optical Ordnance Repairer

2171

Pvt - GySgt

Primary MOS

Ground Ordnance Weapons Chief

2181

MSgt - MGySgt

Primary MOS