Mechanical maintenance engineer NOC code
NOC 2021 code, TEER level and Express Entry status for mechanical maintenance engineer.
Last reviewed 2026-11-02 · Sources: Immigration, Refugees and Citizenship Canada (IRCC)
Quick answer
The NOC code for mechanical maintenance engineer is 21301 (Mechanical engineers), a TEER 1 occupation — it counts as skilled work for Express Entry. It's a high-wage occupation (Level 2): +40 CRS for 12+ months of Canadian work, or 70 for a job offer. It's eligible for STEM category draws.
NOC code
21301
TEER 1 · skilled
High-wage
Level 2
+40 work · 70 job offer
Category draws
STEM
IRCC 2026 lists
What NOC 21301 covers
Mechanical engineers research, design and develop machinery and systems for heating, ventilating and air conditioning, power generation, transportation, processing and manufacturing. They also perform duties related to the evaluation, installation, operation and maintenance of mechanical systems. They are employed by consulting firms, by power-generating utilities and in a wide range of manufacturing, processing and transportation industries, or they may be self-employed.
| Unit group | 21301 — Mechanical engineers |
|---|---|
| TEER | TEER 1 — usually requires a university degree |
| Broad category | Natural and applied sciences and related occupations |
Main duties to compare with yours
- Conduct research into the feasibility, design, operation and performance of mechanisms, components and systems
- Plan and manage projects, and prepare material, cost and timing estimates, reports and design specifications for machinery and systems
- Design power plants, machines, components, tools, fixtures and equipment
- Analyze dynamics and vibrations of mechanical systems and structures
- Supervise and inspect the installation, modification and commissioning of mechanical systems at construction sites or in industrial facilities
- Develop maintenance standards, schedules and programs and provide guidance to industrial maintenance crews
To use NOC 21301 on an Express Entry profile or reference letter, your duties should match the lead statement and most of the main duties. See every duty and the full Express Entry breakdown for NOC 21301 →
Other job titles under NOC 21301
- Acoustics engineer
- Automotive engineer
- Energy conservation engineer
- Fluid mechanics engineer
- Mechanical engineer
- Design engineer - mechanical
- Heating, ventilation and air conditioning (HVAC) engineer
Similar titles in other NOC codes
If your duties don't match NOC 21301, one of these may fit better:
- Adhesives engineer — NOC 21320 (Chemical engineers, TEER 1)
- Aerodynamics engineer — NOC 21390 (Aerospace engineers, TEER 1)
- Aeronautical engineer — NOC 21390 (Aerospace engineers, TEER 1)
- Aerospace engineer — NOC 21390 (Aerospace engineers, TEER 1)
- Aerospace structural engineer — NOC 21390 (Aerospace engineers, TEER 1)
- Aerospace systems engineer — NOC 21390 (Aerospace engineers, TEER 1)
- Aerospace test engineer — NOC 21390 (Aerospace engineers, TEER 1)
- Agricultural engineer — NOC 21399 (Other professional engineers, TEER 1)
Calculate your CRS score → · All job titles A–Z · High-wage list
Sources: Statistics Canada, NOC 2021 Version 1.0 (example titles and duties); IRCC high-wage occupations and category-based selection lists. Check the official NOC site before you apply.
Frequently asked questions
What is the NOC code for mechanical maintenance engineer?+
In NOC 2021, "mechanical maintenance engineer" is an example title in unit group 21301 — Mechanical engineers. It is a TEER 1 occupation in the "Natural and applied sciences and related occupations" broad category.
Is mechanical maintenance engineer eligible for Express Entry?+
NOC 21301 is TEER 1, which IRCC counts as skilled work experience for the Federal Skilled Worker Program and the Canadian Experience Class — provided your actual duties match the NOC description and you meet every other program requirement.
Does mechanical maintenance engineer get extra CRS points?+
Yes. NOC 21301 is on IRCC's high-wage list at Level 2. From November 3, 2026, 12+ months of qualifying Canadian work adds 40 CRS points, or a valid job offer is worth 70 (whichever is higher).
Can a mechanical maintenance engineer get a category-based Express Entry invitation?+
Yes — NOC 21301 is on IRCC's list for Science, Technology, Engineering and Math (STEM) occupations. You generally need have accumulated, within the past 3 years, at least 12 months of full-time work experience (or an equal amount of part-time experience) — this experience does not need to be continuous.
What if my job title says mechanical maintenance engineer but my duties are different?+
IRCC assesses your duties, not your job title. Compare what you actually do with the lead statement and main duties of NOC 21301. If most of them don't match, look at the related occupations below or search the official NOC site.