The Boilermaker Apprenticeship is a specialized, hands-on training program designed to develop the skills needed to fabricate, install, and maintain boilers, pressure vessels, and other large containers that hold gases or liquids at high pressures. Boilermakers also work on the construction and repair of pipelines, tanks, heat exchangers, and other critical systems used in a variety of industries, including power generation, shipbuilding, oil and gas, and manufacturing.