Materials Lab Technician – Soils & Concrete Testing

Construction Material Testing; Aurora (IL); On-site; USD 34,000 - 48,000; Full time

Job summary

Construction Material Testing Laboratory technicians turn field samples into the numbers projects run on: Proctor curves, sieve analyses, Atterberg limits, moisture contents, and compressive strength breaks. You will work inside a documented AASHTO R18 quality system with calibrated equipment and real accountability for every result that leaves the lab.

Pay ranges from $25 to $35 per hour with overtime during heavy testing seasons.

Qualifications

• Careful hands, clean documentation habits, mechanical aptitude.
• Prior lab or CMT experience a plus, not required — we train.
• Comfortable with repetitive precision work done right every time.

Responsibilities

• Perform ASTM D698, D1557, D2216, D4318, C136, and C39 testing
• Maintain calibration, standardization, and quality records
• Log samples and preserve chain of custody
• Break cylinders and report strength results same day
• Support proficiency sample programs and accreditation assessments

Skills

Careful hands

Documentation habits

Mechanical aptitude

Repetitive precision work

Job description

Construction Material Testing Laboratory technicians turn field samples into the numbers projects run on: Proctor curves, sieve analyses, Atterberg limits, moisture contents, and compressive strength breaks. You will work inside a documented AASHTO R18 quality system with calibrated equipment and real accountability for every result that leaves the lab.

Pay ranges from $25 to $35 per hour with overtime during heavy testing seasons.