MM Machinist's Mate

In the US Navy, MM stands for Machinist’s Mate. Machinist’s Mates operate, maintain, and repair ship propulsion machinery, auxiliary equipment, and outside machinery. They also align piping systems for oil, water, air, and steam.

Machinist’s Mates operate and maintain: Steam turbines, Reduction gears, Turbogenerators, Pumps, Oil purifiers, Steering engines, Hoisting machinery, Food preparation equipment, Refrigeration and air conditioning equipment, Windlasses, Elevators, Laundry.

To become a Machinist’s Mate, you must: Have a high school diploma or equivalent Be a U.S. citizen eligible for security clearance Possess good speaking skills and an aptitude for working with tools and mechanical devices

The average salary for a Mmn2 is $98,020 per year in the United States. The average US Navy salary for this job is $81,347 per year.