Hands-on
2026-02 · Machine Learning/Expert
Explore a possible path
Geological Technicians, Except Hydrologic Technicians
Assist scientists or engineers in the use of electronic, sonic, or nuclear measuring instruments in laboratory, exploration, and production activities to obtain data indicating resources such as metallic ore, minerals, gas, coal, or petroleum. Analyze mud and drill cuttings. Chart pressure, temperature, and other characteristics of wells or bore holes.
How does this connect to your interests? →A look at the work
- Test and analyze samples to determine their content and characteristics, using laboratory apparatus or testing equipment.
- Collect or prepare solid or fluid samples for analysis.
- Compile, log, or record testing or operational data for review and further analysis.
- Prepare notes, sketches, geological maps, or cross-sections.
- Participate in geological, geophysical, geochemical, hydrographic, or oceanographic surveys, prospecting field trips, exploratory drilling, well logging, or underground mine survey programs.
- Prepare or review professional, technical, or other reports regarding sampling, testing, or recommendations of data analysis.
- Adjust or repair testing, electrical, or mechanical equipment or devices.
- Read and study reports in order to compile information and data for geological and geophysical prospecting.
A selection of source-listed tasks; duties vary by role and employer.
Interests involved in this work
These source scores describe occupational work activities. They are separate from your personal test results.
5.6 / 7
Investigative
2026-02 · Machine Learning/Expert
Creative
2026-02 · Machine Learning/Expert
Helping people
2026-02 · Machine Learning/Expert
Enterprising
2026-02 · Machine Learning/Expert
Organizing
2026-02 · Machine Learning/Expert
Skills to explore
Source-reported importance on a 1–5 scale. Try a course, project or conversation to learn what these skills involve.
Reading Comprehension
Understanding written sentences and paragraphs in work-related documents.
2024-08
Critical Thinking
Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions, or approaches to problems.
2024-08
Writing
Communicating effectively in writing as appropriate for the needs of the audience.
2024-08
Time Management
Managing one's own time and the time of others.
2024-08
Monitoring
Monitoring/Assessing performance of yourself, other individuals, or organizations to make improvements or take corrective action.
2024-08
Active Listening
Giving full attention to what other people are saying, taking time to understand the points being made, asking questions as appropriate, and not interrupting at inappropriate times.
2024-08
Judgment and Decision Making
Considering the relative costs and benefits of potential actions to choose the most appropriate one.
2024-08
Complex Problem Solving
Identifying complex problems and reviewing related information to develop and evaluate options and implement solutions.
2024-08
Operations Monitoring
Watching gauges, dials, or other indicators to make sure a machine is working properly.
2024-08
Coordination
Adjusting actions in relation to others' actions.
2024-08
Plan a small next step
Talk to someone doing this work, look for a supervised activity, and explore the subjects that interest you. Admission, licensing and current program requirements should be confirmed with the relevant institutions.
Source preparation category: Job Zone 4 of 5 · 2024-11. This category describes typical preparation, not your eligibility.
Related study fields
Source crosswalk connections are research leads, not required qualifications.
Mining Technology/Technician →
Petroleum Technology/Technician →
Mining and Petroleum Technologies/Technicians, Other →
Geology/Earth Science, General →
Science Technologies/Technicians, General →
Physical Science Technologies/Technicians, Other →
Science Technologies/Technicians, Other →
Explore all related study fields →Source & methodology
O*NET-SOC code 19-4043.00 · Database 31.0 · Retrieved Oct 14, 2026. Dates on individual observations describe their source periods.
How interest exploration matching works →Data: O*NET® 31.0 Database, U.S. Department of Labor, Employment and Training Administration. Used under CC BY 4.0. StudyIndex normalizes the presentation and adds exploration features; USDOL/ETA has not approved, endorsed or tested these additions.