PAIGE/JOBBANK

Lab Technician- Construction Materials

San Antonio, TexasTXPosted 20 Oct 2026ats:bamboohr
We are seeking a dependable, detail-oriented Construction Materials Testing (CMT) Laboratory Technician to join our growing team. This position performs laboratory testing on soil, concrete, asphalt, and aggregate materials to ensure compliance with project specifications and industry standards. This is an excellent opportunity for someone who enjoys hands-on work, precision testing, and being part of projects that shape our community’s infrastructure. Key Responsibilities Perform laboratory testing on: Soils (classification, moisture content, Proctor, Atterberg limits, etc.) Concrete (compressive strength testing) Aggregates (sieve analysis) Asphalt (density and other standard tests) Prepare and label samples for testing Maintain accurate test data and documentation Follow ASTM, AASHTO, and company testing procedures Calibrate and maintain laboratory equipment Maintain a clean and organized laboratory environment Communicate results to project managers and engineers Qualifications Required: High school diploma or GED Ability to lift 50 lbs and stand for extended periods Strong attention to detail Basic math and computer skills Valid driver’s license Preferred (but not required): Experience in construction materials testing ACI, ICC, or other industry certifications Previous laboratory or construction experience Benefits: Dental insurance Employee assistance program Health insurance Life insurance Paid time off Professional development assistance Retirement plan Vision insurance Work Location: In person
Source: ats:bamboohr. Description and metadata as published by the employer or its applicant tracking system on 2026-10-20. The apply link goes to the original source. Paige JobBank does not accept applications on the employer's behalf.