Assemble, install, alter, and repair pipelines or pipe systems that carry water, steam, air, or other liquids or gases. May install heating and cooling equipment and mechanical control systems.

Educational Requirements

for Plumbers, Pipefitters, and Steamfitters
The typical entry level education for this occupation is a high school diploma or equivalent. Those with a postsecondary training (non-degree) have a competitive advantage in the labor market.


Examples of the knowledge needed for success in this occupation is listed below, in order of importance.
  • Mechanical: Knowledge of machines and tools, including their designs, uses, repair, and maintenance.
  • Building and Construction: Knowledge of materials, methods, and the tools involved in the construction or repair of houses, buildings, or other structures such as highways and roads.
  • Design: Knowledge of design techniques, tools, and principles involved in production of precision technical plans, blueprints, drawings, and models.
  • Mathematics: Knowledge of arithmetic, algebra, geometry, calculus, statistics, and their applications.


Information is not available for this occupation.


Examples of the abilities needed for success in this occupation are listed below, in order of importance.
  • Control Precision: Quickly changing the controls of a machine, car, truck or boat.
  • Manual Dexterity: Holding or moving items with your hands.
  • Near Vision: Seeing details up close.
  • Arm-Hand Steadiness: Keeping your arm or hand steady.
  • Multilimb Coordination: Using your arms and/or legs together while sitting, standing, or lying down.

Detailed Work Activities

Examples of the detailed work activities involved with this occupation are listed below, in order of importance.
  • Cut metal components for installation.
  • Fabricate parts or components.
  • Create construction or installation diagrams.
  • Measure materials or objects for installation or assembly.
  • Mark reference points on construction materials.