Precision Materials Lab Tech: Soils & Concrete Testing

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

Job summary

Construction Material Testing is seeking Laboratory Technicians to convert field samples into precise numbers for Proctor curves, sieve analyses, Atterberg limits, moisture contents, and compressive strength data.

You will work inside an AASHTO R18 quality system with calibrated equipment, maintain records, log samples, and support field work and proficiency programs. Pay is $25–$35 per hour with overtime during busy seasons.

Qualifications

• Careful hands and clean documentation habits are essential.
• Mechanical aptitude helps with repetitive precision work and handling equipment correctly.
• No prior lab experience required; training is provided.

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

Clean documentation habits

Mechanical aptitude

Job description

Construction Material Testing is seeking Laboratory Technicians to convert field samples into precise numbers for Proctor curves, sieve analyses, Atterberg limits, moisture contents, and compressive strength data.

You will work inside an AASHTO R18 quality system with calibrated equipment, maintain records, log samples, and support field work and proficiency programs. Pay is $25–$35 per hour with overtime during busy seasons.