91X Maintenance Supervisor

The Army MOS 91X is a Maintenance Supervisor. They supervise and perform field and sustainment maintenance on tracked and wheeled vehicles, and construction equipment. They also supervise the maintenance of unit equipment data, work orders, and the Standard Army Maintenance System (SAMS) program.

The 91X Maintenance Supervisor oversees, plans, coordinates, and directs the unit, direct support and general support (DS/GS) maintenance of all mechanical equipment. They also ensure the proper communications between subordinates and superiors.

The 91X Maintenance Supervisor maintains special purpose equipment, including: Power generation equipment Air conditioning/refrigeration systems Quartermaster and chemical equipment Combat vehicles Infantry and artillery fire control systems and equipment Small arms and other infantry weapons and towed artillery

The 91X Maintenance Supervisor also supervises the maintenance of over 32 wheeled vehicles, 10 trailers, 19 generators, and assorted signal equipment.