National Occupational Classification (NOC) 2021 Version 1.0
- 2 - Natural and applied sciences and related occupations
- 21 - Professional occupations in natural and applied sciences
- 211 - Professional occupations in natural sciences
- 2110 - Physical science professionals
- 21100 - Physicists and astronomers
- 21101 - Chemists
- 21102 - Geoscientists and oceanographers
- 21103 - Meteorologists and climatologists
- 21109 - Other professional occupations in physical sciences
- 2111 - Life science professionals
- 21110 - Biologists and related scientists
- 21111 - Forestry professionals
- 21112 - Agricultural representatives, consultants and specialists
- 2112 - Public and environmental health and safety professionals
- 21120 - Public and environmental health and safety professionals
- 212 - Professional occupations in applied sciences (except engineering)
- 2120 - Architects, urban planners and land surveyors
- 21200 - Architects
- 21201 - Landscape architects
- 21202 - Urban and land use planners
- 21203 - Land surveyors
- 2121 - Mathematicians, statisticians, actuaries and data scientists
- 21210 - Mathematicians, statisticians and actuaries
- 21211 - Data scientists
- 2122 - Computer and information systems professionals
- 21220 - Cybersecurity specialists
- 21221 - Business systems specialists
- 21222 - Information systems specialists
- 21223 - Database analysts and data administrators
- 2123 - Computer, software and Web designers and developers
- 21230 - Computer systems developers and programmers
- 21231 - Software engineers and designers
- 21232 - Software developers and programmers
- 21233 - Web designers
- 21234 - Web developers and programmers
- 213 - Professional occupations in engineering
- 2130 - Civil and mechanical engineers
- 21300 - Civil engineers
- 21301 - Mechanical engineers
- 2131 - Electrical, electronics and computer engineers
- 21310 - Electrical and electronics engineers
- 21311 - Computer engineers (except software engineers and designers)
- 2132 - Manufacturing and processing engineers
- 21320 - Chemical engineers
- 21321 - Industrial and manufacturing engineers
- 21322 - Metallurgical and materials engineers
- 2133 - Natural resources engineers
- 21330 - Mining engineers
- 21331 - Geological engineers
- 21332 - Petroleum engineers
- 2139 - Other engineers
- 21390 - Aerospace engineers
- 21399 - Other professional engineers
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