What are the duties of an electrician?

The duties of an electrician are to work in commercial industrial or residential settings. They usually install, repair, and maintain electrical systems.

Answer

A general electrician should be able to run conduit of all types, figure loads and wire sizes. Read blueprints and deduct the proper needs thereof. Use a variety of hand and power tools. Make good decisions with out all the information one needs, meaning to be a good guesser. A service electrician will need to be able to do all of this and more. They also have to be able to reverse engineer entire electrical systems in order to trouble shoot said system.