Lead Aggregate Lab & QA/QC Manager (Onsite)

Ecology Auto Parts, Inc.; California; In loco; USD 55.000 - 76.000; Tempo pieno

Vantaggi offerti da questo lavoro

Medical insurance

Dental insurance

Vision insurance

401(k)

Paid time off

Holiday pay

Life insurance

Descrizione del lavoro

Aggregate Mineral Resource Group, LLC (AMRG) is seeking an experienced, technically skilled Aggregate & Materials Laboratory Manager to lead laboratory operations supporting aggregate production, rock and construction-material testing, product quality, process control, and operational quality assurance.

This position will oversee laboratory personnel, sampling, testing, QA/QC, calibration, scheduling, and coordination with plant and operations personnel.

Competenze

• Bachelor’s degree in Civil Engineering, Materials Science, Geology, or related field.
• Five+ years of aggregate/materials laboratory experience.
• Experience supervising laboratory staff and QA/QC.
• Strong knowledge of aggregate sampling, sieve analysis, gradation, moisture and density testing.
• Familiarity with ASTM/AASHTO testing procedures.
• Ability to interpret test results and report findings to operations.
• Experience with lab equipment calibration and maintenance.
• Strong leadership, organization, communication, scheduling, and decision-making skills.

Mansioni

• Lead day-to-day operations of the aggregate and materials laboratory, including personnel, workflow, testing schedules, sample priorities, equipment availability, and reporting deadlines.
• Supervise laboratory technicians and provide training, work assignments, technical guidance, performance feedback, and competency verification.
• Coordinate laboratory workload with aggregate production, quarry, plant, project, customer, and operational requirements.
• Oversee sampling of aggregate, rock, stockpiles, feed material, processed material, and finished products.
• Establish procedures for sample identification, labeling, tracking, storage, splitting, drying, crushing, sieving, and prep activities.
• Perform or oversee sieve analysis and aggregate gradation testing and evaluate results against specs.
• Perform or oversee moisture content, density, specific gravity, absorption, and other physical-property testing.
• Coordinate abrasion, durability, and other specialized aggregate testing with outside labs when required.
• Support QA/QC by identifying material variation, out-of-spec results, and corrective actions.
• Work with plant/operations to evaluate crusher settings, screening, stockpile practices, and product quality.
• Ensure testing follows procedures, specifications, and customer requirements.
• Maintain QA/QC procedures, control checks, repeat-testing criteria, and documentation standards.
• Review data, reports, and certifications for accuracy and completeness.
• Investigate abnormal results and coordinate resampling or corrective action.
• Oversee calibration, verification, maintenance, and repair of lab equipment.
• Maintain calibration records, sample logs, and testing documentation.
• Generate routine lab reports and communicate trends to operations.

Conoscenze

Laboratory supervision

Quality control

Leadership

Communication

Sieve analysis

ASTM/AASHTO procedures

Calibration & maintenance

Technical reporting

Formazione

Bachelor’s degree in Civil Engineering, Materials Science, Geology, Geological Engineering, Mining Engineering, Construction Materials

Strumenti

Calibration tools

Descrizione del lavoro

Aggregate Mineral Resource Group, LLC (AMRG) is seeking an experienced, technically skilled Aggregate & Materials Laboratory Manager to lead laboratory operations supporting aggregate production, rock and construction-material testing, product quality, process control, and operational quality assurance.

This position will oversee laboratory personnel, sampling, testing, QA/QC, calibration, scheduling, and coordination with plant and operations personnel.