Full Job Description Who We Are H.L. Zumwalt Quarry Operations is part of H.L. Zumwalt Construction, a family‑owned Texas company that has served the region since 1968. Our quarry division, established in 2022, was created to deliver high‑quality, reliable aggregate materials for construction across Central and South Texas. We supply asphalt plants, ready‑mix producers, utility contractors, ranchers, and customers needing durable materials for roads, infrastructure, and landscaping. As a family‑run operation, we continue Henry Zumwalt's legacy of quality, dependability, and long‑term commitment to the communities we serve. Overview Join our dynamic team as an Aggregate Quality Control Technician and play a vital role in performing daily aggregate testing for our quarry. Responsibilities include sampling, gradation testing, moisture analysis, equipment calibration, and maintaining compliance with ASTM, AASHTO, and TXDOT standards. Responsibilities Collect and test aggregate, sand, and stone samples Perform lab/field tests and record results Monitor production quality Maintain lab equipment Work with accredited labs for verification testing Requirements Level 1 Aggregate Testing Technician + Level 1A Hot Mix 5 years QC/QA lab experience Proficiency in Microsoft Office Ability to lift 50 lbs and work outdoors Embark on a rewarding career where your expertise directly contributes to building safer infrastructure!

Job Type:

Full-time Pay:

$26.00 - $32.00 per hour

Benefits:

Relocation assistance

Work Location:

In person