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Soil Tester Jobs (NOW HIRING)

JARBO

Construction Materials Tester

Saint Louis, MO · On-site

$21 - $28/hr

You'll perform field and laboratory testing on concrete, soil, asphalt, and aggregate materials across commercial and infrastructure projects throughout the region. WHAT WE OFFER (BENEFITS ...

Corvian

Soil Lab Technologists

Grimes, IA · On-site

$20 - $23/hr

Using state-of-the-art equipment, our laboratories complete comprehensive soil and tissue testing and analysis to deliver unparalleled insights to Corvian Labs customers, agricultural retailers, and ...

Corvian

Soil Lab Technologists

Grimes, IA · On-site

$20 - $23/hr

Using state-of-the-art equipment, our laboratories complete comprehensive soil and tissue testing and analysis to deliver unparalleled insights to Corvian Labs customers, agricultural retailers, and ...

Corvian

Soil Lab Technologists

Grimes, IA · On-site

$20 - $23/hr

Using state-of-the-art equipment, our laboratories complete comprehensive soil and tissue testing and analysis to deliver unparalleled insights to Corvian Labs customers, agricultural retailers, and ...

Actalent

Soils Lab Technician

Wausau, WI · On-site

$23/hr

Perform soil and geotechnical tests, including soil sampling, soil compaction testing, and sieve analyses, with a strong focus on accuracy and repeatability. * Record test data thoroughly and ...

GESTRA Engineering, Inc.

$17 - $23/hr

About the Role As an Assistant Soil Driller, your primary goal is to support the drilling operation ... GESTRA specializes in geotechnical engineering, construction materials testing, geotechnical and ...

Multiplier

Soil Scientist - Field Crew Lead

Logan, UT · On-site

$25/hr

Over the past year, WLC opened a non-profit Ecosystem Services Laboratory that provides ranchers and other stakeholders with cost-effective soil, water, and plant testing so land stewards have the ...

HVJ Associates, Inc.

Staff Engineer

Austin, TX · On-site

Quality control testing during construction, performing laboratory testing to characterize Engineering properties of soil/ construction materials. Fee proposal preparations for construction material ...

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Soil Tester information

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How much do soil tester jobs pay per hour?

As of Sep 11, 2026, the average hourly pay for soil tester in the United States is $38.36, according to ZipRecruiter salary data. Most workers in this role earn between $21.39 and $50.72 per hour, depending on experience, location, and employer.

What is a soil tester?

A Soil Tester analyzes soil samples to determine their composition, moisture content, and suitability for construction, agriculture, or environmental projects. They collect samples from various sites, perform tests in the field and lab, and document results to ensure compliance with industry standards. This information helps engineers, farmers, and environmental scientists make informed decisions about land use and foundation stability. Soil Testers often work for construction companies, government agencies, or environmental firms.

What kinds of environments do soil testers typically work in, and what can I expect from the daily work routine?

Soil Testers commonly split their time between fieldwork—where they collect soil samples in various outdoor settings such as farms, construction sites, or undeveloped land—and laboratory work, where they analyze those samples for nutrient content, contaminants, and other properties. Daily tasks often involve operating specialized equipment, recording data, and preparing detailed reports. You may frequently work both independently and with other environmental professionals, project managers, or agricultural staff, depending on the assignment. Expect varied workdays and occasional travel or time outdoors, making this a dynamic and engaging role for those who enjoy both lab science and field activities.

What are the key skills and qualifications needed to thrive as a soil tester, and why are they important?

To excel as a Soil Tester, you need a background in environmental science, agriculture, or a related field, with strong analytical and attention-to-detail skills. Proficiency in using soil sampling equipment, laboratory analysis tools, and familiarity with basic industry certifications such as OSHA safety training are often required. Effective communication, problem-solving abilities, and adaptability are valuable soft skills in this role. These skills ensure accurate data collection and interpretation, compliance with safety standards, and clear reporting for environmental and agricultural projects.

How do I become a soil tester?

To become a soil tester, typically you need a high school diploma or equivalent, along with knowledge of soil science or related fields. Many positions require training in soil sampling techniques and the use of testing equipment, and some employers prefer candidates with a degree in agriculture, environmental science, or a similar discipline.
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Soil Tester jobs near you
Infographic showing various Soil Tester job openings in the United States as of September 2026, with employment types broken down into 92% Full Time, and 8% Contract. Highlights an 100% In-person job distribution, with an average salary of $79,791 per year, or $38.4 per hour.

Construction Materials Tester

Saint Louis, MO • On-site

JARBO
Apparel and Accessories Stores • 11 - 50 employees
Learn more about JARBOexternal

$21 - $28/hr

Full-time

Re-posted 6 days ago

Job description

A leading geotechnical engineering firm in the St. Louis metro area seeks an Engineering Field Technician - Construction Materials Tester (CMT) to join our growing team. This entry-level position provides on-the-job training for candidates interested in construction quality control and materials testing. You'll perform field and laboratory testing on concrete, soil, asphalt, and aggregate materials across commercial and infrastructure projects throughout the region.

WHAT WE OFFER (BENEFITS & COMPENSATION)

  • Competitive hourly compensation
  • Comprehensive on-the-job training program for entry-level candidates
  • Certification sponsorship including ACI, NICET, and ICC credentials
  • Safety training provided: OSHA 10 Hour, CPR/First Aid, defensive driving
  • Career advancement opportunities in geotechnical engineering

KEY RESPONSIBILITIES - ENGINEERING FIELD TECHNICIAN (CMT)

  • Perform field quality control tests on plastic concrete including slump, air content, and cylinder preparation
  • Conduct field density testing on soil, asphalt, and aggregate using nuclear density gauges
  • Execute routine laboratory tests on construction materials per ASTM and AASHTO standards
  • Prepare written daily field observation reports and project summary documentation
  • Obtain and maintain required safety certifications within specified timeframes

QUALIFICATIONS - ENGINEERING FIELD TECHNICIAN (CMT)

  • High school diploma or equivalent required
  • Valid driver's license with clean driving record and ability to operate company vehicles
  • Capability to lift, push, and pull up to 50 pounds regularly
  • Proficiency with commonly used computer software programs and reporting systems
  • Ability to work outdoors in varying weather conditions with extended standing and walking

PREFERRED QUALIFICATIONS - CONSTRUCTION MATERIALS TESTING TECHNICIAN

  • ACI (American Concrete Institute) Level I certification or ability to obtain within 6 months
  • Nuclear Density Gauge (Troxler) certification and operational experience
  • NICET or ICC certification is a plus
  • Previous field experience in construction material testing or soil sampling

PHYSICAL REQUIREMENTS - ENGINEERING FIELD TECHNICIAN (CMT)

  • Ability to stand and walk for extended periods throughout work shifts
  • Manual dexterity to control, handle, and operate testing equipment with hands and fingers
  • Physical capability to lift, push, and pull materials up to 50 pounds when necessary
  • Willingness to work outdoors in all weather conditions at active construction sites
  • Local travel within St. Louis metro area required; reliable transportation necessary

#HP

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