Geological Technicians, Except Hydrologic Technicians
19-4043.00

The occupation code you requested, 19-4041.02 (Geological Sample Test Technicians), is no longer in use. In the future, please use 19-4043.00 (Geological Technicians, Except Hydrologic Technicians) instead.

A subset of this occupation's profile is available. Data collection is currently underway to populate other parts of the profile.

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.

Sample of reported job titles: Core Inspector, Environmental Field Services Technician, Environmental Sampling Technician, Geological E-Logger, Geological Technician, Geoscience Technician, Geotechnician, Materials Technician, Physical Science Technician, Soils Technician

Occupation-Specific Information

Tasks

  • 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.
  • Interview individuals, and research public databases in order to obtain information.
  • Plot information from aerial photographs, well logs, section descriptions, or other databases.
  • Assemble, maintain, or distribute information for library or record systems.
  • Operate or adjust equipment or apparatus used to obtain geological data.
  • Plan and direct activities of workers who operate equipment to collect data.
  • Set up or direct set-up of instruments used to collect geological data.
  • Record readings in order to compile data used in prospecting for oil or gas.
  • Create photographic recordings of information, using equipment.
  • Measure geological characteristics used in prospecting for oil or gas, using measuring instruments.
  • Participate in the evaluation of possible mining locations.
  • Assess the environmental impacts of development projects on subsurface materials.
  • Evaluate and interpret core samples and cuttings, and other geological data used in prospecting for oil or gas.
  • Supervise well exploration, drilling activities, or well completions.
  • Inspect engines for wear or defective parts, using equipment or measuring devices.
  • Collaborate with hydrogeologists to evaluate groundwater or well circulation.
  • Apply new technologies, such as improved seismic imaging techniques, to locate untapped oil or natural gas deposits.
  • Collect data on underground areas, such as reservoirs, that could be used in carbon sequestration operations.
  • Collect geological data from potential geothermal energy plant sites.
  • Compile data used to address environmental issues, such as the suitability of potential landfill sites.
  • Conduct geophysical surveys of potential sites for wind farms or solar installations to determine their suitability.
  • Evaluate and interpret seismic data with the aid of computers.

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Technology Skills

  • Analytical or scientific software — IHS Petra; Landmark Graphics GeoGraphix; Schlumberger GeoFrame; Techsia Techlog; 6 more
  • Computer aided design CAD software — Autodesk AutoCAD Hot technology ; Dynamic Graphics EarthVision; Midland Valley 2DMove
  • Data base reporting software — SAP BusinessObjects Crystal Reports
  • Data base user interface and query software — Database software; Microsoft Access Hot technology
  • Electronic mail software — Microsoft Outlook In-Demand Hot technology
  • Enterprise resource planning ERP software — SAP software Hot technology
  • Geographic information system — ESRI ArcGIS software Hot technology ; Geographic information system GIS software; Geographic information system GIS systems In Demand
  • Graphics or photo imaging software — Adobe Illustrator Hot technology ; Corel CorelDraw Graphics Suite
  • Inventory management software — Inventory management systems
  • Map creation software — Golden Software Surfer; Leica Geosystems ERDAS IMAGINE; Martin D Adamiker's TruFlite; Surface III; 2 more
  • Mobile location based services software — Global positioning system GPS software; Juniper Systems LandMark Mobile
  • Office suite software — Microsoft Office software In-Demand Hot technology
  • Presentation software — Microsoft PowerPoint Hot technology
  • Spreadsheet software — Microsoft Excel In-Demand Hot technology
  • Word processing software — Microsoft Word Hot technology
Hot technology
Hot Technologies are requirements most frequently included across all employer job postings.
In demand
In Demand skills are frequently included in employer job postings for this occupation.

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Occupational Requirements

Work Activities

  • Documenting/Recording Information — Entering, transcribing, recording, storing, or maintaining information in written or electronic/magnetic form.
  • Working with Computers — Using computers and computer systems (including hardware and software) to program, write software, set up functions, enter data, or process information.
  • Getting Information — Observing, receiving, and otherwise obtaining information from all relevant sources.
  • Communicating with Supervisors, Peers, or Subordinates — Providing information to supervisors, co-workers, and subordinates by telephone, in written form, e-mail, or in person.
  • Processing Information — Compiling, coding, categorizing, calculating, tabulating, auditing, or verifying information or data.
  • Analyzing Data or Information — Identifying the underlying principles, reasons, or facts of information by breaking down information or data into separate parts.
  • Organizing, Planning, and Prioritizing Work — Developing specific goals and plans to prioritize, organize, and accomplish your work.
  • Identifying Objects, Actions, and Events — Identifying information by categorizing, estimating, recognizing differences or similarities, and detecting changes in circumstances or events.
  • Updating and Using Relevant Knowledge — Keeping up-to-date technically and applying new knowledge to your job.
  • Monitoring Processes, Materials, or Surroundings — Monitoring and reviewing information from materials, events, or the environment, to detect or assess problems.
  • Controlling Machines and Processes — Using either control mechanisms or direct physical activity to operate machines or processes (not including computers or vehicles).
  • Estimating the Quantifiable Characteristics of Products, Events, or Information — Estimating sizes, distances, and quantities; or determining time, costs, resources, or materials needed to perform a work activity.
  • Establishing and Maintaining Interpersonal Relationships — Developing constructive and cooperative working relationships with others, and maintaining them over time.
  • Interpreting the Meaning of Information for Others — Translating or explaining what information means and how it can be used.
  • Evaluating Information to Determine Compliance with Standards — Using relevant information and individual judgment to determine whether events or processes comply with laws, regulations, or standards.
  • Inspecting Equipment, Structures, or Materials — Inspecting equipment, structures, or materials to identify the cause of errors or other problems or defects.
  • Handling and Moving Objects — Using hands and arms in handling, installing, positioning, and moving materials, and manipulating things.
  • Making Decisions and Solving Problems — Analyzing information and evaluating results to choose the best solution and solve problems.
  • Performing General Physical Activities — Performing physical activities that require considerable use of your arms and legs and moving your whole body, such as climbing, lifting, balancing, walking, stooping, and handling materials.

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Detailed Work Activities

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Work Context

  • Electronic Mail — How often do you use electronic mail in this job?
  • Importance of Being Exact or Accurate — How important is being very exact or highly accurate in performing this job?
  • Face-to-Face Discussions — How often do you have to have face-to-face discussions with individuals or teams in this job?
  • Indoors, Environmentally Controlled — How often does this job require working indoors in environmentally controlled conditions?
  • Telephone — How often do you have telephone conversations in this job?
  • Freedom to Make Decisions — How much decision making freedom, without supervision, does the job offer?
  • Structured versus Unstructured Work — To what extent is this job structured for the worker, rather than allowing the worker to determine tasks, priorities, and goals?
  • Work With Work Group or Team — How important is it to work with others in a group or team in this job?
  • Importance of Repeating Same Tasks — How important is repeating the same physical activities (e.g., key entry) or mental activities (e.g., checking entries in a ledger) over and over, without stopping, to performing this job?
  • Contact With Others — How much does this job require the worker to be in contact with others (face-to-face, by telephone, or otherwise) in order to perform it?
  • Impact of Decisions on Co-workers or Company Results — What results do your decisions usually have on other people or the image or reputation or financial resources of your employer?
  • Time Pressure — How often does this job require the worker to meet strict deadlines?
  • Spend Time Sitting — How much does this job require sitting?
  • Frequency of Decision Making — How frequently is the worker required to make decisions that affect other people, the financial resources, and/or the image and reputation of the organization?
  • Wear Common Protective or Safety Equipment such as Safety Shoes, Glasses, Gloves, Hearing Protection, Hard Hats, or Life Jackets — How much does this job require wearing common protective or safety equipment such as safety shoes, glasses, gloves, hard hats or life jackets?
  • Coordinate or Lead Others — How important is it to coordinate or lead others in accomplishing work activities in this job?
  • Letters and Memos — How often does the job require written letters and memos?
  • Responsibility for Outcomes and Results — How responsible is the worker for work outcomes and results of other workers?
  • Responsible for Others' Health and Safety — How much responsibility is there for the health and safety of others in this job?
  • Consequence of Error — How serious would the result usually be if the worker made a mistake that was not readily correctable?
  • Spend Time Using Your Hands to Handle, Control, or Feel Objects, Tools, or Controls — How much does this job require using your hands to handle, control, or feel objects, tools or controls?

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Experience Requirements

Job Zone

Title
Job Zone Four: Considerable Preparation Needed
Education
Most of these occupations require a four-year bachelor's degree, but some do not.
Related Experience
A considerable amount of work-related skill, knowledge, or experience is needed for these occupations. For example, an accountant must complete four years of college and work for several years in accounting to be considered qualified.
Job Training
Employees in these occupations usually need several years of work-related experience, on-the-job training, and/or vocational training.
Job Zone Examples
Many of these occupations involve coordinating, supervising, managing, or training others. Examples include real estate brokers, sales managers, database administrators, graphic designers, conservation scientists, art directors, and cost estimators.
SVP Range
(7.0 to < 8.0)

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Training & Credentials

State training
Local training
Certifications

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Apprenticeship Opportunities

Example apprenticeship titles for this occupation:

  • Test Engine Operator
  • Tester (Petrol Refin)

Specific title(s) listed above are vetted by industry and approved by the U.S. Department of Labor for use in a Registered Apprenticeship Program.

Start your career and build your skillset. Visit Apprenticeship.gov external site to learn about opportunities related to this occupation.

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Worker Requirements

Skills

  • Reading Comprehension — Understanding written sentences and paragraphs in work-related documents.
  • Critical Thinking — Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions, or approaches to problems.
  • Monitoring — Monitoring/Assessing performance of yourself, other individuals, or organizations to make improvements or take corrective action.
  • Time Management — Managing one's own time and the time of others.
  • Writing — Communicating effectively in writing as appropriate for the needs of the audience.
  • 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.
  • Complex Problem Solving — Identifying complex problems and reviewing related information to develop and evaluate options and implement solutions.
  • Judgment and Decision Making — Considering the relative costs and benefits of potential actions to choose the most appropriate one.
  • Coordination — Adjusting actions in relation to others' actions.
  • Operations Monitoring — Watching gauges, dials, or other indicators to make sure a machine is working properly.
  • Speaking — Talking to others to convey information effectively.

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Knowledge

  • Computers and Electronics — Knowledge of circuit boards, processors, chips, electronic equipment, and computer hardware and software, including applications and programming.
  • Engineering and Technology — Knowledge of the practical application of engineering science and technology. This includes applying principles, techniques, procedures, and equipment to the design and production of various goods and services.
  • Mathematics — Knowledge of arithmetic, algebra, geometry, calculus, statistics, and their applications.
  • English Language — Knowledge of the structure and content of the English language including the meaning and spelling of words, rules of composition, and grammar.
  • Chemistry — Knowledge of the chemical composition, structure, and properties of substances and of the chemical processes and transformations that they undergo. This includes uses of chemicals and their interactions, danger signs, production techniques, and disposal methods.
  • Physics — Knowledge and prediction of physical principles, laws, their interrelationships, and applications to understanding fluid, material, and atmospheric dynamics, and mechanical, electrical, atomic and sub-atomic structures and processes.
  • Geography — Knowledge of principles and methods for describing the features of land, sea, and air masses, including their physical characteristics, locations, interrelationships, and distribution of plant, animal, and human life.

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Worker Characteristics

Abilities

  • Written Comprehension — The ability to read and understand information and ideas presented in writing.
  • Oral Comprehension — The ability to listen to and understand information and ideas presented through spoken words and sentences.
  • Information Ordering — The ability to arrange things or actions in a certain order or pattern according to a specific rule or set of rules (e.g., patterns of numbers, letters, words, pictures, mathematical operations).
  • Near Vision — The ability to see details at close range (within a few feet of the observer).
  • Inductive Reasoning — The ability to combine pieces of information to form general rules or conclusions (includes finding a relationship among seemingly unrelated events).
  • Oral Expression — The ability to communicate information and ideas in speaking so others will understand.
  • Written Expression — The ability to communicate information and ideas in writing so others will understand.
  • Category Flexibility — The ability to generate or use different sets of rules for combining or grouping things in different ways.
  • Deductive Reasoning — The ability to apply general rules to specific problems to produce answers that make sense.
  • Speech Clarity — The ability to speak clearly so others can understand you.
  • Flexibility of Closure — The ability to identify or detect a known pattern (a figure, object, word, or sound) that is hidden in other distracting material.
  • Speech Recognition — The ability to identify and understand the speech of another person.
  • Far Vision — The ability to see details at a distance.
  • Mathematical Reasoning — The ability to choose the right mathematical methods or formulas to solve a problem.
  • Perceptual Speed — The ability to quickly and accurately compare similarities and differences among sets of letters, numbers, objects, pictures, or patterns. The things to be compared may be presented at the same time or one after the other. This ability also includes comparing a presented object with a remembered object.
  • Problem Sensitivity — The ability to tell when something is wrong or is likely to go wrong. It does not involve solving the problem, only recognizing that there is a problem.
  • Selective Attention — The ability to concentrate on a task over a period of time without being distracted.

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Interests

Interest code: RCI
Want to discover your interests? Take the O*NET Interest Profiler at My Next Move.
  • Realistic — Work involves designing, building, or repairing of equipment, materials, or structures, engaging in physical activity, or working outdoors. Realistic occupations are often associated with engineering, mechanics and electronics, construction, woodworking, transportation, machine operation, agriculture, animal services, physical or manual labor, athletics, or protective services.
  • Conventional — Work involves following procedures and regulations to organize information or data, typically in a business setting. Conventional occupations are often associated with office work, accounting, mathematics/statistics, information technology, finance, or human resources.
  • Investigative — Work involves studying and researching non-living objects, living organisms, disease or other forms of impairment, or human behavior. Investigative occupations are often associated with physical, life, medical, or social sciences, and can be found in the fields of humanities, mathematics/statistics, information technology, or health care service.

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Work Values

  • Support — Occupations that satisfy this work value offer supportive management that stands behind employees. Corresponding needs are Company Policies, Supervision: Human Relations and Supervision: Technical.
  • Relationships — Occupations that satisfy this work value allow employees to provide service to others and work with co-workers in a friendly non-competitive environment. Corresponding needs are Co-workers, Moral Values and Social Service.
  • Independence — Occupations that satisfy this work value allow employees to work on their own and make decisions. Corresponding needs are Creativity, Responsibility and Autonomy.

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Work Styles

  • Attention to Detail — Job requires being careful about detail and thorough in completing work tasks.
  • Integrity — Job requires being honest and ethical.
  • Dependability — Job requires being reliable, responsible, and dependable, and fulfilling obligations.
  • Analytical Thinking — Job requires analyzing information and using logic to address work-related issues and problems.
  • Independence — Job requires developing one's own ways of doing things, guiding oneself with little or no supervision, and depending on oneself to get things done.
  • Initiative — Job requires a willingness to take on responsibilities and challenges.
  • Adaptability/Flexibility — Job requires being open to change (positive or negative) and to considerable variety in the workplace.
  • Persistence — Job requires persistence in the face of obstacles.
  • Cooperation — Job requires being pleasant with others on the job and displaying a good-natured, cooperative attitude.
  • Achievement/Effort — Job requires establishing and maintaining personally challenging achievement goals and exerting effort toward mastering tasks.
  • Self-Control — Job requires maintaining composure, keeping emotions in check, controlling anger, and avoiding aggressive behavior, even in very difficult situations.
  • Stress Tolerance — Job requires accepting criticism and dealing calmly and effectively with high-stress situations.
  • Innovation — Job requires creativity and alternative thinking to develop new ideas for and answers to work-related problems.
  • Leadership — Job requires a willingness to lead, take charge, and offer opinions and direction.

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Workforce Characteristics

Wages & Employment Trends

Median wages (2023)
$25.21 hourly, $52,440 annual
State wages
Local wages
Employment (2022)
9,400 employees
Projected growth (2022-2032)
Average (2% to 4%)
Projected job openings (2022-2032)
1,000
State trends
Top industries (2022)

Source: Bureau of Labor Statistics 2023 wage data external site and 2022-2032 employment projections external site. “Projected growth” represents the estimated change in total employment over the projections period (2022-2032). “Projected job openings” represent openings due to growth and replacement.

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Job Openings on the Web

State job openings
Local job openings

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More Information

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Professional Associations

Disclaimer: Sources are listed to provide additional information on related jobs, specialties, and/or industries. Links to non-DOL Internet sites are provided for your convenience and do not constitute an endorsement.

National Associations
Regional Associations
Accreditation, Certification, & Unions

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