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Aggregate Quality Control Jobs in California (NOW HIRING)

Aggregate tests * Joint Assembly Test reports * Production fabrication, test, and inspection reports * Assist Production personnel who have been assigned quality control responsibilities. * Ensure ...

... quality control procedures for all produced concrete. * Maintain and enforce strict adherence to mix design specifications, ensuring slump flow, viscosity, and aggregate gradation meet project ...

... quality control procedures for all produced concrete. * Maintain and enforce strict adherence to mix design specifications, ensuring slump flow, viscosity, and aggregate gradation meet project ...

Senior Engineer II-Quality

San Jose, CA

$103K - $140K/yr

... Aggregate System and it's won us countless awards for diversity and workplace excellence. Our ... Performing Final QC inspection, perform C of C's as a back up to our primary Coordinator. * Monitor ...

Quarry Manager

Los Angeles, CA · On-site

$100K - $140K/yr

Rapidly growing Aggregate Materials Company in Chico, TX has a need for a Mining/Quarry Manager ... Monitor Processes and Materials- Analyze production and quality control to ensure a quality product ...

Senior Engineer II-Quality

San Jose, CA · On-site

$103K - $140K/yr

... Aggregate System and it's won us countless awards for diversity and workplace excellence. Our ... Performing Final QC inspection, perform C of C's as a back up to our primary Coordinator. * Monitor ...

Senior Engineer II-Quality

San Jose, CA · On-site

$70K - $205K/yr

... Aggregate System and it's won us countless awards for diversity and workplace excellence. Our ... Performing Final QC inspection, perform C of C's as a back up to our primary Coordinator. * Monitor ...

Plant Operator

Santa Margarita, CA · On-site

$34 - $39/hr

Ensure the precise blending of aggregates and liquid asphalt cement according to specific mix designs provided by Quality Control. * Oversee the loading of asphalt into haul trucks, ensuring correct ...

Plant Operator

Santa Margarita, CA · On-site

$34 - $39/hr

Ensure the precise blending of aggregates and liquid asphalt cement according to specific mix designs provided by Quality Control. * Oversee the loading of asphalt into haul trucks, ensuring correct ...

Ensure the precise blending of aggregates and liquid asphalt cement according to specific mix designs provided by Quality Control. * Oversee the loading of asphalt into haul trucks, ensuring correct ...

Field Soils Technician

Santa Ana, CA · On-site

$20.50 - $28/hr

Provide compaction testing on soils, aggregates and asphalt. * Provide special inspections per ... Provide sampling and Quality Control of concrete and/or grout. Requirements Required Competencies:

Field Soils Technician

Santa Ana, CA

$20.50 - $28/hr

Provide compaction testing on soils, aggregates and asphalt. * Provide special inspections per ... Provide sampling and Quality Control of concrete and/or grout. Requirements Required Competencies:

Field Soils Technician

Santa Ana, CA · On-site

$20.50 - $28/hr

Provide compaction testing on soils, aggregates and asphalt. * Provide special inspections per ... Provide sampling and Quality Control of concrete and/or grout. Requirements Required Competencies:

Showing results 41-60

Aggregate Quality Control information

See California salary details

$12

$20

$29

How much do aggregate quality control jobs pay per hour?

As of Sep 15, 2026, the average hourly pay for aggregate quality control in California is $20.69, according to ZipRecruiter salary data. Most workers in this role earn between $17.79 and $22.79 per hour, depending on experience, location, and employer.

What is aggregate quality control?

Aggregate Quality Control refers to the process of monitoring and testing construction aggregates—such as sand, gravel, and crushed stone—to ensure they meet required standards for use in building projects. This role involves sampling materials, running laboratory tests, and documenting results to verify compliance with specifications. Aggregate Quality Control professionals help maintain the safety, durability, and performance of construction materials, preventing project delays and structural issues. They also work closely with production teams and regulatory agencies to address any quality concerns.

What are some common challenges faced by aggregate quality control professionals, and how can they be addressed?

Aggregate Quality Control professionals often encounter challenges such as maintaining consistency in material quality, adhering to strict testing standards, and managing timely communication with production teams. Variations in raw materials and environmental conditions can impact test results, requiring careful monitoring and adjustment. To address these challenges, professionals should stay updated on industry standards, collaborate closely with laboratory and production staff, and implement regular training and calibration of testing equipment to ensure accuracy.

What are the key skills and qualifications needed to thrive as an aggregate quality control professional, and why are they important?

To excel as an Aggregate Quality Control professional, a strong background in geology, materials science, and quality assurance principles is essential, often supported by a relevant degree or certification such as ACI or NICET. Familiarity with laboratory testing equipment, data analysis software, and industry standards like ASTM or AASHTO is typically required. Attention to detail, effective communication, and problem-solving abilities set outstanding candidates apart. These skills ensure compliance with regulations, consistent material quality, and the safety and success of construction projects.

What is the difference between Aggregate Quality Control vs Quality Control Inspector?

AspectAggregate Quality ControlQuality Control Inspector
CertificationsQuality certifications, industry-specific standardsQuality certifications, industry standards
Work EnvironmentConstruction sites, manufacturing plants, material testing labsManufacturing facilities, construction sites, production lines
Employer & Industry UsageConstruction, civil engineering, materials testingManufacturing, production, construction
Primary FocusMonitoring and testing aggregate materials for quality complianceInspecting finished products or materials for defects and standards

Aggregate Quality Control professionals focus on testing and monitoring aggregate materials used in construction to ensure they meet quality standards. Quality Control Inspectors typically examine finished products or materials during manufacturing to identify defects. While both roles involve quality assurance, Aggregate Quality Control emphasizes material testing and compliance in construction and materials industries, whereas Quality Control Inspectors focus on inspecting products during or after production.

Is working in aggregate quality control a good job?

Aggregate quality control involves inspecting and testing materials like gravel and sand to ensure they meet industry standards, often requiring knowledge of testing equipment and safety procedures. The job can offer steady employment and opportunities for advancement, but it may involve physical labor and working outdoors in various weather conditions.

What are popular job titles related to Aggregate Quality Control jobs in California?

For Aggregate Quality Control jobs in California, the most frequently searched job titles are:

What job categories do people searching Aggregate Quality Control jobs in California look for?

The top searched job categories for Aggregate Quality Control jobs in California are:

What cities in California are hiring for Aggregate Quality Control jobs?

Cities in California with the most Aggregate Quality Control job openings:

Infographic showing various Aggregate Quality Control job openings in California as of September 2026, with employment types broken down into 2% As Needed, 78% Full Time, 16% Part Time, 1% Temporary, 2% Contract, and 1% Nights. Highlights an 83% Physical, 1% Hybrid, and 16% Remote job distribution, with an average salary of $43,041 per year, or $20.7 per hour.

Quality Technician

Rialto, CA • On-site

$23/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 26 days ago


Job description

**QC Technician

**Who We are:*Thompson Pipe Groupis a privately held family business of engineers, contractors, and manufacturers based in Rialto, California. From humble beginnings, we built a family of products to meet the needs of all kinds of infrastructure. Each generation of products is better than the previous.Thompson Pipe Group is now the largest and most diverse drainage, sanitary, pressure and trench-less pipe provider, with manufacturing locations across the country and serving not just the US but all North America. Please visit our website at*www.thompsonpipegroup.comJob description:Thompson Pipe Group is currently looking for a QualityControlTechnician who will work within the Quality department and alongside Production Operations to ensure the highest level of quality for Thompson Pipe Group products. The position will collaborate with various departments within the facility to ensure knowledge of, and compliance with, project-specific quality assurance requirements.Pay rate: $23/hr (DOE)Responsibilities

• Under the supervision and direction of the supervisor, monitor all aspects of Quality

• Steel Tensile Test reports

• Aggregate tests

• Joint Assembly Test reports

• Production fabrication, test, and inspection reports

• Assist Production personnel who have been assigned quality control responsibilities.

• Ensure compliance with any additional or special quality assurance procedures required by project specifications.

• Perform other duties as may be assigned by the supervisor.Desired Qualifications• Knowledge of concrete technology, welding, and nondestructive evaluation/testing (NDE/NDT) preferred but not required

•**ACI Field Grade 1 certification required**

• High school diploma or general education degree (GED).

• Previous experience in a Quality Assurance or Production role in a similar industry preferred

• Proficient in the Microsoft Office suite of applications.

• Bilingual in English and Spanish.The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job.• Ability to lift up to 50 lbs.

• Standing, walking, and stooping throughout the shift.

• Ability to keep up with manufacturing requirements.

• Ability to meet attendance schedule with dependability and consistency

• Ability to use equipment and tools properly and safely.

• Ability to lift heavy objects, walk and stand for long periods of time and perform strenuous physical labor under adverse field conditions.

• Able to work with dust and outside environment conditions(i.e. rain, wind)

• Use to wearing earplugs and other PPE – such as a hard hat, steel-toed boots, gloves, and safety glasses as required.Must pass Pre-employment Physical and drug test.Not A Warehouse Job. Precast Concrete Pipes is what we do.What We Offer

  • Medical, Vision and Dental, Life Benefits
  • Life & Supplement Life
  • Company Matched 401K retirement plan
  • Vacation & Sick Leave
  • Training and Development
  • Career Opportunity!
  • $1,000.00 Referral Bonus

Apply Now!We are located at 3009 N Laurel Avenue Rialto, CA 92377Note: Nothing in this job description restricts management’s right to assign or reassign duties and responsibilities to this job at any time.The above statements are intended to describe the general nature and level of work being performed by people assigned to this classification. They are not intended to be construed as an exhaustive list of all responsibilities, duties, and skills required of personnel so classified.Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions upon request.Thompson pipe group is an Equal Employment Opportunity (EEO) employer that welcomes all qualified applicants. Applicants will receive fair and impartial consideration without regard to race, sex, color, national origin, age, disability, veteran status, genetic data, gender identity, sexual orientation, religion or another legally protected status, or any other classification protected by federal, state, or local law.Drug-free workplace.EOE/AA – M/F/Vet/Disability

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