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OaSIS 2025 Version 1.0
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22101.01 – Geological and mineral technologists

Geological and mineral technologists provide technical support and services or may work independently in the fields of oil and gas exploration and production, geophysics, petroleum engineering, geology, mining and mining engineering, mineralogy, extractive and physical metallurgy, metallurgical engineering and environmental protection.

Overview

Example job titles

  • Assayer
  • Geophysical technologist
  • Mining technologist

Core competencies

  • Numeracy to perform calculations, analyze data and interpret numerical information for calculating drilling depths or analyzing seismic data
  • Operation Monitoring of Machinery and Equipment to ensure safety, efficiency and productivity of machinery and equipment during exploration, drilling, mining and metallurgical processes
  • Near Vision to observe detailed items, such as maps, charts and geological samples
  • Categorization Flexibility and Information Ordering to classify information about rock types, categorize data sets or arrange samples for analysis
  • Attention to Detail to identify subtle differences in rock formations, mineral compositions or environmental factors that may impact exploration, mining or environmental management activities
  • Knowledge in Geological Resources to understand the principles, techniques and equipment used to locate, extract and process geological materials such as minerals, metals, oil, natural gas and coal

Main duties

This group performs some or all of the following duties:

  • 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.

Additional information

  • There is limited mobility among occupations in this group.
  • Mobility may be possible between geophysical technology and electronic technology.
  • Mobility may be possible between some occupations in this group and related fields of civil engineering technology.

Similar occupations classified elsewhere

Exclusions:

  • Civil engineering technologists and technicians (22300)
  • Contractors and supervisors, oil and gas drilling and services (82021)
  • Electrical and electronics engineering technologists and technicians (22310)
  • Supervisors, mining and quarrying (82020)
  • Technical occupations in geomatics and meteorology (22214)

NOC hierarchy breakdown

NOC version

NOC 2021 Version 1.0

Broad occupational category

2 – Natural and applied sciences and related occupations

TEER

2 – Occupations usually require a college diploma or apprenticeship training of two or more years; or supervisory occupations

Major group

22 – Technical occupations related to natural and applied sciences

Sub-major group

221 – Technical occupations related to natural sciences

Minor group

2210 – Technical occupations in physical sciences

Unit group

22101 – Geological and mineral technologists and technicians

Occupational profile

22101.01 – Geological and mineral technologists

O*NET in-it

This page includes information from the O*NET 27.2 Database by the U.S. Department of Labor, Employment and Training Administration (USDOL/ETA). Used under the CC BY 4.0 license. O*NET® is a trademark of USDOL/ETA. Employment and Social Development Canada has modified all or some of this information. USDOL/ETA has not approved, endorsed, or tested these modifications.