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MM – Machinist’s Mate

The military occupation code MM – Machinist’s Mate has the following basic knowledge, skills and abilities:

Operate, maintain, and repair (organizational and intermediate level) ship propulsion machinery, auxiliary equipment, and outside machinery, such as: steering engine, hoisting machinery, food preparation equipment, refrigeration and air conditioning equipment, windlasses, elevators, and laundry equipment; operate and maintain (organizational and intermediate level) marine boilers, pumps, forced draft blowers, and heat exchangers; perform tests, transfers, and inventory of lubricating oils, fuels, and water; maintain records and reports; and generate and stow industrial gases. 

The following energy occupations align well to this MOS or NEC code:

  • Power Plant Operator

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