Field & Lab Materials Technician III — Concrete & Soils

Terracon; Rochester (MN); On-site; USD 52,000 - 72,000; Full time

Job summary

Terracon is seeking a Construction Materials Technician to perform field and laboratory testing on soil, concrete, asphalt, and steel. You will collect samples, inspect work, and document results to ensure projects meet quality standards.

Role involves collaborating with project managers, engineers, clients, and contractors, maintaining equipment, and supporting scheduling while prioritizing safety on every site.

Qualifications

• Experience performing field and laboratory testing and inspections on construction materials.
• Ability to document findings clearly and provide results to Project Manager.
• Proficiency with data analysis and communicating results.
• Willingness to train junior technicians and lead teams when needed.
• Commitment to safety on all projects.
• Valid driver's license with acceptable history.

Responsibilities

• Perform field testing, observation, and inspection per procedures.
• Document findings through digital and written reports.
• Conduct basic data analysis to verify accuracy before submission to PM.
• Communicate results to PM and team as directed.
• Maintain equipment and calibration; drive required vehicles.
• Support scheduling and project assignments; enforce safety standards.

Skills

Field testing

Laboratory testing

Documentation

Safety-conscious

Equipment maintenance

Education

ACI Concrete Field Testing Technician Grade I

Concrete Strength Testing Technician

NICET Level II: Construction Materials Testing

NICET Level II: Geotechnical

ICC: Reinforced Concrete

AWS CWI

ASNT Level II (VT/MT/PT/RT/UT)

Tools

Microsoft Word

Microsoft Excel

Nuclear Density Gauge operation

Job description

Terracon is seeking a Construction Materials Technician to perform field and laboratory testing on soil, concrete, asphalt, and steel. You will collect samples, inspect work, and document results to ensure projects meet quality standards.

Role involves collaborating with project managers, engineers, clients, and contractors, maintaining equipment, and supporting scheduling while prioritizing safety on every site.