Precision Materials Lab Technician — Soils & Concrete Testing

Construction Material Testing; Iowa City (IA); On-site; USD 34,000 - 48,000; Full time

Job summary

Construction Material Testing in Iowa City seeks laboratory technicians who turn field samples into numbers for 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.

We train you on methods inside a laboratory that aligns with AASHTO re:source and CCRL assessors, with potential career paths toward

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

Mechanical aptitude

Repetitive precision work

Job description

Construction Material Testing in Iowa City seeks laboratory technicians who turn field samples into numbers for 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.

We train you on methods inside a laboratory that aligns with AASHTO re:source and CCRL assessors, with potential career paths toward