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Assistant Geologist Jobs in Arizona (NOW HIRING)

TERRACON

Geotechnical Assistant Geologist

Tempe, AZ · On-site

May assist more senior Geologists on large, more complex projects. * Performs site visits, field observations and field data collection or assignments. * Implements technical requirements to complete ...

TERRACON

Geotechnical Assistant Geologist

Phoenix, AZ · On-site

May assist more senior Geologists on large, more complex projects. * Performs site visits, field observations and field data collection or assignments. * Implements technical requirements to complete ...

Geotemps / Geopros

Geotech Laborer

Benson, AZ · On-site

$30 - $32/hr

Minor testing and documentation with core and pulp samples. Assist geologists with their day-to-day tasks and data entry. This position will require excellent organization and communication skills.

Turner Mining Group

Geologist

San Manuel, AZ · On-site

Communicate daily progress through quick logs and accurate production reporting. * Assist senior geological staff with technical presentations, summaries, and materials used to communicate program ...

Geotemps Inc

Geotech Laborer

Benson, AZ

$30 - $32/hr

Minor testing and documentation with core and pulp samples. Assist geologists with their day-to-day tasks and data entry. This position will require excellent organization and communication skills.

Turner Mining Group

Geologist

San Manuel, AZ · On-site

Communicate daily progress through quick logs and accurate production reporting. * Assist senior geological staff with technical presentations, summaries, and materials used to communicate program ...

ASARCO LLC

Geologist II

Sahuarita, AZ · On-site

The Geologist II will be tasked with geologically mapping blast patterns, pit highwalls from daily ... Plan, supervise, and assist in the management of drill programs and Special projects. * Assist with ...

Turner Mining Group

Geologist

San Manuel, AZ · On-site

Communicate daily progress through quick logs and accurate production reporting. * Assist senior geological staff with technical presentations, summaries, and materials used to communicate program ...

KGHM, International Ltd

Geologist

Miami, AZ · On-site

Finally, the geologist will assist in collecting monthly samples required by the Environmental department for compliance with our operating permits. JOB DUTIES/RESPONSIBILITIES: * Follow safe work ...

Kghm-International-Ltd.

Geologist

Miami, AZ · On-site

$60 - $90/hr

Finally, the geologist will assist in collecting monthly samples required by the Environmental department for compliance with our operating permits. JOB DUTIES/RESPONSIBILITIES: * Follow safe work ...

KGHM, International Ltd

Geologist

Miami, AZ · On-site

Finally, the geologist will assist in collecting monthly samples required by the Environmental department for compliance with our operating permits. JOB DUTIES/RESPONSIBILITIES: * Follow safe work ...

Universal Engineering Sciences

Geologist I

Phoenix, AZ · On-site

Operate hand augering equipment and assist with the installation of basic field instrumentation (e ... Bachelor's degree in Geology or a closely related field. * Ability to obtain Fundamentals of ...

ASARCO LLC

Sr. Geologist Mine

Sahuarita, AZ · On-site

Manage and assist with mapping, logging, and grade control * Assist in the supervision, administration, and technical overview of all geological work done at the mine as required. * Perform the ...

ASARCO LLC

Sr. Geologist Mine

Marana, AZ · On-site

Manage and assist with mapping, logging, and grade control * Assist in the supervision, administration, and technical overview of all geological work done at the mine as required. * Perform the ...

Freeport McMoRan

Senior Geologist

Bagdad, AZ · On-site

$105K - $145K/yr

Oversee the geological evaluation and resource modeling estimation studies for the mining ... Perform evaluation and analysis of the Model-Mine-Mill processes and reconciliation * Assist with ...

Freeport-McMoRan, Inc.

Senior Geologist

Bagdad, AZ · On-site

$105K - $145K/yr

Oversee the geological evaluation and resource modeling estimation studies for the mining ... Perform evaluation and analysis of the Model-Mine-Mill processes and reconciliation * Assist with ...

Freeport McMoRan

Senior Geologist

Bagdad, AZ · On-site

$105K - $145K/yr

Oversee the geological evaluation and resource modeling estimation studies for the mining ... Assist with the generation of 10K Ore Reserve statements for review by the Senior Management team ...

Freeport McMoRan

Senior Geologist

Bagdad, AZ

$105K - $145K/yr

Oversee the geological evaluation and resource modeling estimation studies for the mining ... Perform evaluation and analysis of the Model-Mine-Mill processes and reconciliation * Assist with ...

Freeport McMoRan Inc.

Senior Geologist

Bagdad, AZ · On-site

$105 - $145/hr

Oversee the geological evaluation and resource modeling estimation studies for the mining ... Perform evaluation and analysis of the Model-Mine-Mill processes and reconciliation * Assist with ...

Burgess & Niple

Geologist

Phoenix, AZ

... * Assist with proposals, project research, cost estimates, meeting preparation, and business ... Bachelor of Arts or Science in Geology, Hydrogeology or other related Earth Soil science * 2 - 5 ...

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All JobsGeologist JobsAssistant Geologist JobsAssistant Geologist Jobs in Arizona

Assistant Geologist information

See Arizona salary details

$33.5K

$71.8K

$116K

How much do assistant geologist jobs pay per year?

As of Sep 3, 2026, the average yearly pay for assistant geologist in Arizona is $71,784.00, according to ZipRecruiter salary data. Most workers in this role earn between $52,200.00 and $86,700.00 per year, depending on experience, location, and employer.

What is an assistant geologist?

Assistant Geologists are entry-level professionals who support geologists in studying the Earth’s structure, composition, and processes. Their duties typically include collecting and analyzing soil, rock, and water samples, conducting field surveys, and assisting with geological mapping. They work under the supervision of senior geologists in industries such as environmental consulting, mining, oil and gas, and government agencies. This role provides valuable hands-on experience and is often a stepping stone to more advanced geoscience positions.

What are the typical responsibilities of an assistant geologist in a fieldwork setting?

As an Assistant Geologist, you will often support senior geologists during field investigations, which may include collecting soil and rock samples, conducting site surveys, and recording geologic observations. You may also assist in geophysical or geochemical testing and help with mapping and data analysis back in the office. Fieldwork can be physically demanding and often requires travel to remote locations, but it provides valuable hands-on experience and exposure to a variety of geological projects. Team collaboration is common, as you’ll frequently work with environmental scientists, engineers, and drilling crews to ensure data accuracy and project success.

What are the key skills and qualifications needed to thrive as an assistant geologist, and why are they important?

To thrive as an Assistant Geologist, you need a solid background in geology or earth sciences, typically supported by a relevant bachelor's degree and foundational fieldwork experience. Familiarity with GIS software, mapping tools, and data analysis platforms is important, and certifications like OSHA HAZWOPER may be required for field safety. Strong observational skills, attention to detail, and effective communication are vital soft skills for collecting and reporting accurate geological data. These skills ensure reliable data collection, adherence to safety standards, and successful collaboration on geological projects.

What is the difference between Assistant Geologist vs Geoscientist?

AspectAssistant GeologistGeoscientist
Required CredentialsBachelor's degree in geology or related fieldBachelor's or master's degree in geology, geoscience, or related field
Work EnvironmentFieldwork, lab analysis, data collectionResearch, data analysis, fieldwork, report writing
Employer & Industry UsageMining, environmental consulting, oil & gasResearch institutions, government agencies, energy companies
Common Search & ComparisonYesYes

Assistant Geologists typically perform fieldwork and basic data collection under supervision, while Geoscientists often engage in research, complex data analysis, and report writing. Both roles require similar educational backgrounds, but Geoscientists usually hold advanced degrees and work in broader research or policy settings. Understanding these differences helps job seekers identify the right career path in geology-related fields.

Is there a high demand for assistant geologists?

The demand for assistant geologists is generally steady, especially in industries such as mining, oil and gas, environmental consulting, and construction. Employment opportunities depend on industry activity, geographic location, and the candidate's skills in fieldwork, data analysis, and geological software. Entry-level positions are often available for those with relevant education and certifications.

What are the most commonly searched types of Geologist jobs in Arizona?

The most popular types of Geologist jobs in Arizona are:

What are popular job titles related to Assistant Geologist jobs in Arizona?

For Assistant Geologist jobs in Arizona, the most frequently searched job titles are:

What job categories do people searching Assistant Geologist jobs in Arizona look for?

The top searched job categories for Assistant Geologist jobs in Arizona are:

What cities in Arizona are hiring for Assistant Geologist jobs?

Cities in Arizona with the most Assistant Geologist job openings:

Assistant Geologist jobs near you
Infographic showing various Assistant Geologist job openings in Arizona as of August 2026, with employment types broken down into 1% As Needed, 74% Full Time, 22% Part Time, 1% Temporary, and 2% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $71,784 per year, or $34.5 per hour.

Geotechnical Assistant Geologist

TERRACON

Tempe, AZ • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 22 days ago

Terracon rating

7.2

Company rating: 7.2 out of 10

Based on 121 frontline employees who took The Breakroom Quiz

51st of 72 rated business consultants

Job description


Evaluate and interpret subsurface field and sampling data including soil and groundwater to develop conclusions concerning the environmental and geologic site conditions. Generate subsurface maps and cross-sections and collaborate with engineering and environmental scientist staff on projects. Oversee field monitoring and testing of soils including boring investigations and soil type classification. Interpret soil, bedrock and groundwater elevation and quality data. Prepare written plans and reports related to site investigations, assessments and remediation activities. Projects may include construction projects focusing on earthwork and structural foundations; well design and sampling; environmental assessments including Phase I/II site assessments; seismic risk assessments.
Responsibilities
  • Follow safety rules, guidelines and standards for all projects. Participate in pre-task planning. Report any safety issues or concerns to management.
  • Be responsible for maintaining quality standards on all projects.
  • Entry level geological professional responsible for gathering data and information to be evaluated by other team members.
  • Performs sampling and testing of water, soil, and other materials.
  • Tabulate and prepare data for written reports.
  • Assist with report preparation by summarizing data and information within reports.
  • Operates field monitoring equipment.
  • Assists with operation and maintenance of remediation and instrumentation systems.
  • Transport material, samples or documents to the laboratory for further testing and analysis.
  • Maintains and calibrates field monitoring equipment.
  • Follow safety rules, guidelines and standards for all projects. Participate in pre-task planning. Report any safety issues or concerns to management.
  • Be responsible for maintaining quality standards on all projects.
  • Developing level Geologist/ Hydrogeologist responsible for conducting analyses of component portions of projects; assignments are designed to develop knowledge and abilities.
  • Performs site visits, field observations and field data collection or assignments.
  • Assists in the collection and analysis of data from sampling, reports, maps, drawings, tests and aerial photographs to evaluate, plan and permit projects.
  • Conducts water, soil and other sampling.
  • Implements technical requirements to complete client projects by directing field staff to sample, test and collect data and/or document site activities.
  • Outlines required investigative program(s) by selecting the proper alternative techniques to conduct site studies in field of expertise.
  • May have limited client contact pertaining to specific projects/tasks.
  • Follow safety rules, guidelines and standards for all projects. Participate in pre-task planning. Report any safety issues or concerns to management.
  • Be responsible for maintaining quality standards on all projects.
  • Proficient Geologist/ Hydrogeologist responsible for conducting site testing and making recommendations for systems design on smaller projects of minimal complexity.
  • May assist more senior Geologists on large, more complex projects.
  • Performs site visits, field observations and field data collection or assignments.
  • Implements technical requirements to complete client projects by directing and supervising field staff to sample, test and collect data and/or document site activities.
  • Responsible for developing written proposals to clients for approval by senior level professionals.
  • Evaluates moderately complex laboratory and field data and assembles in written reports.
  • May serve as team member or participate in meetings and communications with client pertaining to specific projects/tasks.
  • May oversee work performed by lower level Geologists/Hydrogeologists.
  • Follow safety rules, guidelines and standards for all projects. Participate in pre-task planning. Report any safety issues or concerns to management.
  • Be responsible for maintaining quality standards on all projects.
  • Mid-level, experienced Geologist/ Hydrogeologist responsible for conducting site testing and making recommendations for systems design on medium sized projects with a variety of complexity.
  • Participates with more senior Geologists on large, more complex projects.
  • Performs site visits, field observations and field data collection or assignments.
  • Implements technical requirements to complete client projects by directing and supervising field staff to sample, test and collect data and/or document site activities.
  • Responsible for developing written proposals to clients for both small and large projects including quality control review of proposals written by others.
  • Evaluates complex laboratory and field data and assembles in written reports.
  • May serve as team member or lead in meetings and communications with client pertaining to specific projects/tasks.
  • May oversee work performed by lower level Geologists/Hydrogeologists.

    • Qualifications
    • Bachelor's degree in Geology, Hydrogeology or related field.
    • A valid driver's license with acceptable violation history may be required.

    Preferred Qualifications:
    • Certification in field of expertise.

    About Us
    Terracon is a 100 percent employee-owned multidiscipline consulting firm comprised of more than 8,000 curious minds focused on solving engineering and technical challenges from more than 200 locations nationwide. Since 1965, Terracon has evolved into a successful multi-discipline firm specializing in environmental, facilities, geotechnical, and materials services. Terracon's growth is due to our talented employee-owners exceeding expectations in client service and growing their careers with new and exciting opportunities in the marketplace. Terracon was recognized as the #1 firm in Asbestos and Lead Abatement.
    Terracon's vision of "Together, we are best at people" is demonstrated through our excellent compensation and benefits package. Based on eligibility, role and job status, we offer many programs including medical, dental, vision, life insurance, 401(k) plan, paid time off and holidays, education reimbursement, and various bonus programs.
    About the Team
    Innovation and hands-on practice come together in our geotechnical consulting services. We provide geotechnical services nationwide for a wide range of projects, drawing on six decades of historical geotechnical data, a fleet of more than 200 drill rigs, 140 accredited laboratories, and thousands of employees to quickly organize or capture site data wherever projects are located. From AI-supported solutions and predictive technologies to geophysics and traditional exploration, we deliver precision, value-added subsurface information and engineering and scientific expertise to solving our clients' challenges and achieve their goals for project sustainability, quality, and efficiency.

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