NOC 2021 · 72301 · TEER 2
Steamfitters, pipefitters and sprinkler system installers
Unit group 72301 of the National Occupational Classification, 2021 Version 1.0.
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What this group covers
Steamfitters and pipefitters lay out, assemble, fabricate, maintain, troubleshoot and repair piping systems carrying water, steam, chemicals and fuel in heating, cooling, lubricating and other process piping systems. Sprinkler system installers fabricate, install, test, maintain and repair water, foam, carbon dioxide and dry chemical sprinkler systems in buildings for fire protection purposes. Steamfitters, pipefitters and sprinkler system installers are employed in maintenance departments of factories, plants and similar establishments, and by pipefitting and sprinkler system contractors, or they may be self-employed. Apprentices are also included in this unit group.
Example job titles
As Statistics Canada publishes them. Yours may be worded differently and still belong here.
- apprentice pipefitter
- apprentice pipefitter-steamfitter
- apprentice sprinkler system fitter
- apprentice steamfitter
- fire prevention and automatic suppression systems installer
- fire protection mechanic
- fire protection piping installer
- fire protection piping system installer
- fire sprinkler fitter
- journeyman/woman pipefitter
- journeyman/woman sprinkler system installer
- journeyman/woman steamfitter-pipefitter
- maintenance pipefitter
- marine pipefitter
- marine steamfitter
- pipefitter
- pipefitter - shipbuilding
- pipefitter-steamfitter
- radiator pipe installer
- railway car and locomotive pipefitter
- ship pipefitter
- ship steamfitter
- sprinkler and fire protection installer
- sprinkler fitter
- sprinkler system fitter
- sprinkler system installer
- sprinkler system installer (non-construction)
- sprinkler system installer apprentice
- steam heating installer
- steam main servicer
- steam pipefitter
- steamfitter
- steamfitter - shipbuilding
- steamfitter/pipefitter (non-construction)
- steamfitter-pipefitter
- turbine pipefitter
- welding pipefitter
Source: Statistics Canada — National Occupational Classification 2021 V1.0. Data current as of 13 August 2026. NOC 2021 Version 1.0. The classification is versioned rather than dated — IRCC moved to it in November 2022, and a new version would be a new classification rather than an update.