Some of these jobs involve dealing with the public, such as bank teller and receptionist, although many involve working with information and computers . This category of jobs includes those involved in making products or their component parts in manufacuring plants and factories, and those in the building trades. These jobs include equipment repairers and machine operators as well as carpenters and plumbers. Transportation of people and goods, or work in public utilities such as gas and electric companies. All jobs in which the employer is a federal, state or municipal agency or institution.
Government employs almost every type of worker and is the country's largest employer.
Some government and public adminhistration jobs involve taking a Civil Service exam prior to employment.