Enlisted Jobs of the Navy
Your specific job in the Navy is called your "rating." It is a duty calling for certian skills and aptitudes. The rating of Electronics Technician (ET), for example, calls for individuals who have a knowledge of arithmetic, the ability to understand modern computing devices, the capability to speak and write well, perform as a member of a team, do detailed work, and keep accurate records. The Navy has a broad scope of jobs that range in responsibilities from patient care to the maintenence and operation of a nuclear power plant.
You may serve your duties at sea - on board ships or submarines (submarine service is voluntary) or on land at the various bases, ports, or air stations. Any qualification information referred to on the individual job pages would be in addition to the basic Navy enlistment requirements.