Precise Materials Lab Tech — On-site, Daytime Hours, Training

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

Job summary

Construction Material Testing seeks a Laboratory Technician to convert field samples into numeric data under an AASHTO R18 quality system. You will perform Proctor curves, sieve analyses, Atterberg limits, moisture contents, and compressive strength breaks.

This facility-based role offers daytime hours, occasional field sampling, and comprehensive training. You will log results, maintain records, and progress toward lab supervision or advanced field roles.

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

Prior lab or CMT experience a plus

Repetitive precision work

Job description

Construction Material Testing seeks a Laboratory Technician to convert field samples into numeric data under an AASHTO R18 quality system. You will perform Proctor curves, sieve analyses, Atterberg limits, moisture contents, and compressive strength breaks.

This facility-based role offers daytime hours, occasional field sampling, and comprehensive training. You will log results, maintain records, and progress toward lab supervision or advanced field roles.