An electrician's a tradesman specializing in electrical wiring of buildings and related equipment. Electricians may be employed in the installation of new electrical components or the maintenance and repair of existing electrical infrastructure. "Electrician" and "electrical contractor" are related, though sometimes confused, terms. An electrician's an individual tradesperson; an electrical contractor's a business person or firm that employs electricians to help design, install, and maintain el… (More on Electrician)