NOC 22101 job description: geological technician duties and responsibilities
- Conduct or direct geological, geophysical, geochemical, hydrographic or oceanographic surveys, prospecting field trips, exploratory drilling, well logging or underground mine survey programs
- Configure, operate and maintain geophysical survey and well logging instruments and equipment
- Prepare notes, sketches, geological maps and cross sections
- Prepare, transcribe or analyze seismic, gravimetric, well log or other geophysical and survey data
- Assist engineers and geologists in the evaluation and analysis of petroleum and mineral reservoirs
- Prepare or supervise the preparation of rock, mineral or metal samples and perform physical and chemical laboratory tests
- Conduct or assist in environmental audits, in the design of measures to minimize undesirable environmental effects of new or expanded mining and oil and gas operations, and in the development of waste management and other related environmental protection procedures
- May supervise oil and gas well drilling, well completions and work-overs
- May conduct or supervise studies and programs related to mine development, mining methods, mine ventilation, lighting, drainage and ground control
- May assist engineers and metallurgists in specifying material selection, metal treatments or corrosion protection systems
- May assist hydrogeologists in evaluating groundwater and well circulation and in report preparation
- May develop specifications for heat treatment of metals or for welding, design welding fixtures, troubleshoot welding processes or quality problems and supervise welding projects
- May coordinate crew members' activities during seismic tests.
- Participate in geological, geophysical, geochemical, hydrographic or oceanographic surveys, prospecting field trips, exploratory drilling, well logging or underground mine survey programs and in environmental audits and related environmental protection activities
- Operate and maintain geophysical survey and well logging instruments and equipment
- Prepare notes, sketches, geological maps and cross sections
- Assist in preparing, transcribing or analyzing seismic, gravimetric, well log or other geophysical and survey data
- Assist in the preparation of rock, mineral or metal samples and in conducting physical and chemical laboratory tests
- Assist in hydrogeological field and laboratory studies and in preparation of reports
- Carry out a limited range of other technical functions in support of geology, geophysics and petroleum and mining engineering.
Job titles under NOC 22101
See every job title and its code in the A–Z job title index, or all TEER 2 jobs.
Is NOC 22101 eligible for Express Entry?
By TEER, yes. TEER 2 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 2 is within TEER 0 to 3 |
| Canadian Experience Class | TEER qualifies | TEER 2 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 | On IRCC's TEER 2–3 list. SOWP rules |
Category-based draws: NOC 22101 is not on any category-based selection list (checked 2026-10-16). Under NOC 2016, TEER 2 was skill level B ("NOC B").
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 22101: common questions
What is NOC 22101?
NOC 22101 is the code for geological and mineral technologists and technicians in Canada's National Occupational Classification (NOC 2021). Its first digit, 2, is the broad category and its second digit, 2, is the TEER level. Immigration forms, job offers and LMIA applications use this five-digit code.
What TEER is NOC 22101?
NOC 22101 is TEER 2. Occupations that usually need a college program of two to three years or an apprenticeship of two to five years, or that carry supervisory or significant safety responsibilities. Under the older NOC 2016 system, TEER 2 lines up with skill level B.
Is NOC 22101 eligible for Express Entry and PR?
By TEER, yes. TEER 2 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 22101 in a category-based Express Entry draw?
No. As of IRCC's list dated 2026-10-16, NOC 22101 is not in any category-based selection list (healthcare, STEM, trades, education, transport and others). You can still be invited in general and program-specific draws.
Is NOC 22101 eligible for a spousal open work permit (SOWP)?
Yes. NOC 22101 is on IRCC's list of TEER 2 occupations that 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 geological technician?
Geological technician is listed under NOC 22101, geological and mineral technologists and technicians. The job title alone does not decide your code: your duties should match the main duties of NOC 22101.
How do I know if NOC 22101 is my NOC code?
Compare what you actually do with the main duties listed for NOC 22101, 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.