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NOC 33101 is the Canadian National Occupational Classification code for Medical laboratory assistants and related technical occupations. It is classified TEER 3 — College diploma, shorter apprenticeship or 6+ months training, which meets the skill requirement for Express Entry. An officer decides whether you can claim this code by comparing the duties written in your reference letter against the official main duties below — not by your job title.
Classification
Health
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Definition
Medical laboratory assistants and workers in related technical occupations perform pre-analysis and pre-testing tasks such as collecting blood and other samples, processing specimens, and preparing special chemicals called reagents for use in testing. They conduct routine medical laboratory tests and set up, clean and maintain medical laboratory equipment. They are employed in medical laboratories in hospitals, clinics, research facilities, post-secondary educational institutions and government research laboratories.
Main duties
Example job titles
Express Entry category draws
NOC 33101 is in the “Healthcare & social services” group used for category-based Express Entry draws.
Overview
NOC 33101, representing Medical Laboratory Assistants and Related Technical Occupations under Canada's NOC 2021 system, is classified as a TEER 3 occupation. Individuals in this role perform a variety of routine laboratory procedures, prepare medical specimens for testing, and maintain essential laboratory equipment. They work in diverse environments, including hospital laboratories, private clinics, research facilities, and post-secondary educational institutions, playing a critical role in supporting medical laboratory technologists and healthcare teams.
To qualify for this occupation in Canada, candidates typically require completion of a secondary school education combined with a college program for medical laboratory assistants, or equivalent on-the-job training. Duties under NOC 33101 include collecting and sorting blood or other specimens, setting up and sanitizing equipment, and performing basic laboratory tests. Depending on the province or territory, professional certification with the Canadian Society for Medical Laboratory Science (CSMLS) may be preferred or required by employers.
From an immigration perspective, NOC 33101's classification as TEER 3 makes it eligible for key economic pathways, including the Federal Skilled Worker Program (FSWP) and the Canadian Experience Class (CEC) under the Express Entry system. Candidates may also explore various Provincial Nominee Programs (PNPs) that target skilled healthcare workers.
Educational overview summarizing this occupation. Always confirm against the official NOC profile and IRCC before relying on it.
Yes — Medical laboratory assistants and related technical occupations is TEER 3, and TEER 0–3 occupations meet the skill-level requirement for Express Entry programs such as the Federal Skilled Worker Program and the Canadian Experience Class. Full eligibility also depends on your work experience, language results and other program criteria.
Medical laboratory assistants and related technical occupations is classified as TEER 3 — College diploma, shorter apprenticeship or 6+ months training. Always confirm the exact employment requirements on the official NOC profile before relying on them.
Yes — it's in the “Healthcare & social services” group. The latest Healthcare & social services round (June 25, 2026) invited 4000 candidates with a CRS cut-off of 475.
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Occupation data: Statistics Canada / ESDC — National Occupational Classification (NOC) 2021.