NOC 21301 job description: mechanical engineer duties and responsibilities
- 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
- Investigate mechanical failures or unexpected maintenance problems
- Prepare contract documents and evaluate tenders for industrial construction or maintenance
- Supervise technicians, technologists and other engineers and review and approve designs, calculations and cost estimates.
Job titles under NOC 21301
See every job title and its code in the A–Z job title index, or all TEER 1 jobs.
Is NOC 21301 eligible for Express Entry?
By TEER, yes. TEER 1 is inside the TEER 0 to 3 range that the Federal Skilled Worker Program and Canadian Experience Class accept. You still need qualifying work experience, language test results and enough CRS points to get an invitation. Category-based draws and provincial nominee programs use their own occupation lists.
| Program | TEER check | Why |
|---|---|---|
| Federal Skilled Worker | TEER qualifies | TEER 1 is within TEER 0 to 3 |
| Canadian Experience Class | TEER qualifies | TEER 1 is within TEER 0 to 3 |
| Federal Skilled Trades | Not a listed trade | Only certain trade groups qualify. Check IRCC |
| Spouse's open work permit | Qualifies | All TEER 1 jobs qualify. SOWP rules |
Category-based draws: NOC 21301 is on IRCC's STEM list (checked 2026-10-16). Under NOC 2016, TEER 1 was skill level A ("NOC A").
Category-based Express Entry draws and provincial nominee programs use their own occupation lists. Check the current lists on IRCC's Express Entry page and provincial nominee page.
NOC 21301: common questions
What is NOC 21301?
NOC 21301 is the code for mechanical engineers in Canada's National Occupational Classification (NOC 2021). Its first digit, 2, is the broad category and its second digit, 1, is the TEER level. Immigration forms, job offers and LMIA applications use this five-digit code.
What TEER is NOC 21301?
NOC 21301 is TEER 1. Occupations that usually need a university degree. Under the older NOC 2016 system, TEER 1 lines up with skill level A.
Is NOC 21301 eligible for Express Entry and PR?
By TEER, yes. TEER 1 is inside the TEER 0 to 3 range that the Federal Skilled Worker Program and Canadian Experience Class accept. You still need qualifying work experience, language test results and enough CRS points to get an invitation. Category-based draws and provincial nominee programs use their own occupation lists.
Is NOC 21301 in a category-based Express Entry draw?
Yes. As of IRCC's list dated 2026-10-16, NOC 21301 is in the stem category. Category-based draws invite candidates with at least 6 months of continuous work experience in one of the listed occupations, and IRCC updates the lists from time to time.
Is NOC 21301 eligible for a spousal open work permit (SOWP)?
Yes. All TEER 1 jobs qualify, so a worker in this job can support a spouse's open work permit, as long as their own work permit has at least 16 months left when the spouse applies (IRCC page modified 2026-06-12).
What is the NOC code for a mechanical engineer?
Mechanical engineer is listed under NOC 21301, mechanical engineers. The job title alone does not decide your code: your duties should match the main duties of NOC 21301.
How do I know if NOC 21301 is my NOC code?
Compare what you actually do with the main duties listed for NOC 21301, not just your job title. IRCC expects your duties to match the lead statement and most of the main duties of the code you choose. If they fit another code better, use that one. You can paste your duties into nocfinder to see how they line up, duty by duty.
Source: ESDC NOC 2021 · IRCC program pages. Not legal advice.