Precision Materials Lab Technician

Construction Material Testing; Los Angeles (CA); On-site; USD 34,000 - 48,000; Full time

Job summary

Construction Material Testing is seeking laboratory technicians to convert field samples into precise data within an AASHTO R18 quality system. You will perform standard tests, log samples, and report results with calibrated equipment and strict documentation.

This facility-based role offers training, structured quality records, and potential path toward supervision as you gain proficiency in soils and concrete testing methodologies. Overtime is possible during peak seasons.

Qualifications

• Careful hands and meticulous documentation habits essential.
• Prior lab or CMT experience is helpful but training is provided.
• Comfortable with repetitive precision work and attention to detail.

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 on the same day.
• Support proficiency sample programs and accreditation assessments.

Skills

Careful hands

Clean documentation habits

Mechanical aptitude

Lab/CMT training available

Job description

Construction Material Testing is seeking laboratory technicians to convert field samples into precise data within an AASHTO R18 quality system. You will perform standard tests, log samples, and report results with calibrated equipment and strict documentation.

This facility-based role offers training, structured quality records, and potential path toward supervision as you gain proficiency in soils and concrete testing methodologies. Overtime is possible during peak seasons.