6492 mobile facility technician

The Marine Corps Military Occupational Specialty (MOS) code 6499 is for Mobile Facility Technicians. These technicians inspect, service, maintain, and repair mobile facilities and their associated equipment. This includes environmental control units, generators, and other electrical and ancillary equipment.

The 6499 MOS was established to prevent understaffing and lack of qualifications in the MMF work centers. The ranks for this MOS range from GySgt to Pvt.

The 6499 MOS is considered a hard working MOS. The primary tasks for this MOS include van maintenance, ECU repair, and van movements.