Materials Testing Technician I - Field & Lab

Terracon; Joplin (MO); On-site; USD 42,000 - 52,000; Full time

Job summary

Terracon is seeking a Geotechnical Field Technician to perform field and laboratory testing, observation, and inspection of construction materials. You will assist with sampling, data recording, and reporting under supervision, ensuring safety standards are followed on site.

You will help transport samples, maintain equipment, and support project teams by submitting clear findings and ensuring quality workmanship across projects in Missouri.

Qualifications

• High school diploma or equivalent required.
• 6 months experience required.
• Valid driver’s license may be required.
• ACI certification within 90 days of hire.
• Nuclear Density Gauge certification within 6 months of hire.

Responsibilities

• Assist on field testing and observations under supervision.
• Communicate results to Project Manager and maintain clear documentation.
• Transport samples and lab paperwork with proper documentation.
• Prepare and submit data and observations in reports.
• Maintain and clean equipment, vehicles, and work areas.
• Follow safety rules and maintain quality standards on all projects.

Skills

Documentation

Safety awareness

Basic field testing

Education

High school diploma or equivalent

ACI certification

Nuclear Density Gauge certification

Job description

Terracon is seeking a Geotechnical Field Technician to perform field and laboratory testing, observation, and inspection of construction materials. You will assist with sampling, data recording, and reporting under supervision, ensuring safety standards are followed on site.

You will help transport samples, maintain equipment, and support project teams by submitting clear findings and ensuring quality workmanship across projects in Missouri.