NOC 84100: Underground mine service and support workers
What underground mine service and support workers do
Underground mine service and support workers perform a range of duties related to the operation of orepasses, chutes and conveyor systems, the construction and support of underground structures, passages and roadways, and the supply of materials and supplies to support underground mining. They are employed by coal, metal and non-metallic mineral mines.
Main duties
This group performs some or all of the following duties:
- Operate and maintain ore chutes or conveyor systems to control flow of ore or coal in underground mine
- Operate construction equipment such as bulldozer, grader or backhoe to build and maintain underground passages and haulageways
- Construct and repair wood or metal supports and structures such as bulkheads, platforms, drift doors and chutes using construction and mining tools
- Attach and extend ventilation and water pipes and related mine services
- Assist miners in setting up and operating various drills and other mining machinery
- Supply and maintain backfill distribution of sand, rock or other materials
- Operate diesel or electric track haulage equipment such as ore trains to distribute personnel and supplies and to convey ore from orepass to primary crusher or skip
- Maintain supply storage areas and maintain equipment and supplies such as explosives, drill bits, fire extinguishers, lamps and batteries
- Perform routine maintenance of machinery.
Job titles under NOC 84100
76 job titles are classified here, including backfiller - underground mining, blaster helper - underground mining, cage tender.
- backfill plant operator - underground mining
- backfiller - underground mining
- blaster helper - underground mining
- bottom cager - underground mining
- brattice builder - underground mining
- bridge operator - underground mining
- brusher - underground mining
- cage tender
- cage tender - underground mining
- chute gate operator - underground mining
- chute loader - underground mining
- chute operator - underground mining
- coal hauler - underground mining
- construction worker - mines
- conveyor operator - underground mining
- conveyorman/woman - underground mining
- crusher operator - underground mining
- crusherman/woman - underground mining
- deckman/woman - underground mining
- diamond driller helper - underground mining
- drill carriage operator helper - underground mining
- driller helper - underground mining
- dryman/woman - underground mining
- extensible conveyor belt assembler - underground mining
Employment requirements
- Completion of secondary school is usually required.
- Previous formal training of up to six weeks followed by periods of on-the-job training as a helper or in support occupations is usually required.
- Previous experience as a mine labourer is usually required.
- May be certified in the basic common core program in Ontario.
- Company licensing or certification is often required for occupations in this unit group.
Underground mine service and support workers wages in Canada
Low, median and high hourly wages from Job Bank’s 2025 wage data. Annual figures assume full-time work (1,950 hours a year).
| Where | Low | Median | High |
|---|---|---|---|
Canada | $23.75/hr | $38.00/hr | $52.00/hr |
Québec City Quebec region, QC | $23.43/hr | $39.66/hr | $62.61/hr |
London ON | $23.86/hr | $37.79/hr | $54.29/hr |
Victoria Vancouver Island and Coast region, BC | $31.03/hr | $43.01/hr | $64.58/hr |
Saskatoon Saskatoon–Biggar region, SK | $28.95/hr | $46.05/hr | $61.08/hr |
| Where | Low | Median | High |
|---|---|---|---|
Newfoundland and Labrador | $25.00/hr | $40.00/hr | $51.77/hr |
New Brunswick | $15.65/hr | $31.95/hr | $71.31/hr |
Quebec | $23.43/hr | $39.66/hr | $62.61/hr |
Ontario | $20.00/hr | $37.50/hr | $52.66/hr |
Manitoba | $26.00/hr | $35.56/hr | $45.18/hr |
Saskatchewan | $28.61/hr | $45.37/hr | $66.91/hr |
Alberta | $30.00/hr | $43.27/hr | $45.00/hr |
British Columbia | $28.94/hr | $42.48/hr | $60.02/hr |
Using NOC 84100 for your resume or Express Entry profile
- IRCC asks you to make sure the main duties listed for your NOC match what you actually did at your job. If they don’t, look for another unit group whose duties do.
- Describe your own work in your own words. Recruiters and ATS software look for concrete tools, results and scope, not text copied from the NOC.
- Applying from outside Canada? Run your resume through the Canadian resume format checker to catch things Canadian employers don’t expect, like a photo or date of birth.
- Use the job title the employer’s posting uses. The 76 titles above are how the same work is named across employers.
Not in this group
Similar jobs classified under a different NOC code:
- Drillers and blasters - surface mining, quarrying and construction (NOC 73402)
- Mine labourers (NOC 85110)
- Underground production and development miners (NOC 83100)
Frequently asked questions
What is the NOC code for underground mine service and support workers?
Underground mine service and support workers are NOC 2021 unit group 84100. Example job titles in this group include backfiller - underground mining, blaster helper - underground mining, cage tender, conveyor operator - underground mining.
What TEER is NOC 84100?
NOC 84100 is TEER 4 (High school and on-the-job training). Usually requires completion of secondary school, or several weeks of on-the-job training. TEER 4 and 5 work does not count as skilled work experience for Express Entry’s Federal Skilled Worker or Canadian Experience Class programs.
How much do underground mine service and support workers earn in Canada?
Job Bank's 2025 wage data puts the median at $38.00/hr, about $74,000 a year full-time, with a range of $23.75/hr to $52.00/hr.
Related occupations
Sources: Statistics Canada, National Occupational Classification (NOC) 2021 Version 1.0; Employment and Social Development Canada, Job Bank wages (2025). Contains information licensed under the Open Government Licence – Canada. OfferJetAI is not affiliated with the Government of Canada. Check IRCC’s NOC guidance before you apply.