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12R – Interior Electrician (Formerly 21R)

The military occupation code 12R – Interior Electrician (Formerly 21R) has the following basic knowledge, skills and abilities:

Possess a comprehensive understanding of the principles of electricity. Soldiers with a 12R MOS are safety conscious and understand local rules and regulations while they work with up to 600 volts of electrical power.

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

  • Engineering Technician
  • Equipment Specialist
  • Maintenance Mechanic
  • Relay Technicians
  • Substation Techs