Caltrans-Certified Aggregate Technician: Field & Lab QA

Ecoparts; California; On-site; USD 34,000 - 52,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401k

Paid time off

Job summary

Aggregate Mineral Resource Group, LLC. in Desert Center, CA is seeking a knowledgeable Aggregate Technician to support sampling, testing, and quality control across active quarry and processing facilities.

The role focuses on Caltrans-compliant testing, documentation, and laboratory procedures, with daily collaboration with quarry operations and quality teams. The ideal candidate will hold Caltrans certifications, possess aggregate testing experience, and work effectively in fast-paced

Qualifications

• Caltrans aggregate testing certifications required.
• Minimum 2–5 years of experience in aggregate testing or quarry operations preferred.
• Strong understanding of Caltrans standards and testing protocols.

Responsibilities

• Perform aggregate sampling, testing, and quality control procedures per Caltrans and industry standards.
• Conduct laboratory and field testing of aggregate materials including gradation, moisture, density, sand equivalent, and other tests.
• Document and maintain accurate testing records and QA documentation.
• Ensure products meet Caltrans specifications and project requirements.
• Collaborate with operations to address material quality issues and communicate findings.

Skills

Attention to detail

Strong communication

Safety-conscious

MS Office proficiency

Education

Caltrans aggregate testing certifications

Job description

Aggregate Mineral Resource Group, LLC. in Desert Center, CA is seeking a knowledgeable Aggregate Technician to support sampling, testing, and quality control across active quarry and processing facilities.

The role focuses on Caltrans-compliant testing, documentation, and laboratory procedures, with daily collaboration with quarry operations and quality teams. The ideal candidate will hold Caltrans certifications, possess aggregate testing experience, and work effectively in fast-paced