Operating Engineers operate, repair, or service heavy construction equipment. Glaziers A four year program. Glazing consists of installing framed windows in large and small buildings. They also install revolving and automatic doors. Ironworkers A three year program.
Ironworkers erect, assemble, or install fabricated structural metal products.
They also work with rebar. Carpenters A four year program. Carpenters measure, saw, level, and nail wood and other building materials. They work with many tools and materials in the construction of homes, commercial buildings, bridges, and highways. Electricians A five year program.