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Aggregate Quality Control Jobs in Hawaii (NOW HIRING)

Knife River Corporation

QUALITY CONTROL TECHNICIAN

Kahului, HI · On-site

$19.25 - $24.75/hr

Visually inspects aggregate, sand, and other materials being produced or stored at mills, plants or quarries to ascertain quality. * Assist in preparing concrete mix designs, preparing trial batches ...

Twining

Non Union Inspector - Hawaii

Kapolei, HI

$32 - $50/hr

Provide grading observations; compaction testing on soils, aggregates, and asphalt. * Document project grading activities. * Provide sampling and Quality Control of concrete, rebar, shotcrete; mortar ...

Knife River

ENGINEER

Aiea, HI

... aggregate, and cement operations. * Lead process improvement initiatives and best practices to establish performance metrics (KPIs) driving efficiency, quality, and cost control. * Work on ...

Knife River

ENGINEER

Aiea, HI · On-site

... aggregate, and cement operations. * Lead process improvement initiatives and best practices to establish performance metrics (KPIs) driving efficiency, quality, and cost control. * Work on ...

Knife River

ENGINEER

Aiea, HI

... aggregate, and cement operations. * Lead process improvement initiatives and best practices to establish performance metrics (KPIs) driving efficiency, quality, and cost control. * Work on ...

Knife River

ENGINEER

Aiea, HI · On-site

... aggregate, and cement operations. * Lead process improvement initiatives and best practices to establish performance metrics (KPIs) driving efficiency, quality, and cost control. * Work on ...

Knife River Corporation

ENGINEER

Aiea, HI · On-site

... aggregate, and cement operations. * Lead process improvement initiatives and best practices to establish performance metrics (KPIs) driving efficiency, quality, and cost control. * Work on ...

Knife River

ENGINEER

Aiea, HI · On-site

... aggregate, and cement operations. * Lead process improvement initiatives and best practices to establish performance metrics (KPIs) driving efficiency, quality, and cost control. * Work on ...

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Aggregate Quality Control information

See Hawaii salary details

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$30

How much do aggregate quality control jobs pay per hour?

As of Jul 29, 2026, the average hourly pay for aggregate quality control in Hawaii is $21.78, according to ZipRecruiter salary data. Most workers in this role earn between $18.75 and $23.99 per hour, depending on experience, location, and employer.

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 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 is the highest paying concrete job?

In aggregate quality control, the highest paying roles are often senior or supervisory positions such as Quality Control Managers or Laboratory Supervisors, which require extensive experience and certifications. These roles typically offer higher salaries due to their responsibility for ensuring concrete standards and compliance in construction projects.

Which is higher position, QA or QC?

In the context of aggregate quality control, QA (Quality Assurance) is generally considered a higher-level role than QC (Quality Control). QA focuses on preventing defects through process improvements and audits, while QC involves inspecting products to identify defects. QA managers often oversee QC teams and develop quality systems, making QA a more senior position in quality management hierarchies.

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 is quality control salary?

The salary for an aggregate quality control position typically ranges from $40,000 to $70,000 annually, depending on experience, location, and industry. Entry-level roles may start lower, while experienced professionals with certifications can earn higher wages. Salaries often include benefits such as health insurance and paid time off.

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.

What career paths are possible in QC?

Career paths in quality control (QC) include advancing from entry-level QC technician roles to senior inspector, QC supervisor, quality manager, or quality assurance director. Professionals often gain certifications such as ASQ certifications and develop skills in inspection, testing, and process improvement to progress in the field.
What are popular job titles related to Aggregate Quality Control jobs in Hawaii? For Aggregate Quality Control jobs in Hawaii, the most frequently searched job titles are:
What job categories do people searching Aggregate Quality Control jobs in Hawaii look for? The top searched job categories for Aggregate Quality Control jobs in Hawaii are:
What cities in Hawaii are hiring for Aggregate Quality Control jobs? Cities in Hawaii with the most Aggregate Quality Control job openings:
Aggregate Quality Control jobs near you
QUALITY CONTROL TECHNICIAN

QUALITY CONTROL TECHNICIAN

Knife River Corporation

Kahului, HI • On-site

$19.25 - $24.75/hr

Full-time

Posted 27 days ago

Knife River rating

7.7

Company rating: 7.7 out of 10

Based on 62 frontline employees who took The Breakroom Quiz

198th of 536 rated manufacturers

Job description

Minimum Requirements
  • High school graduate or GED equivalent.
  • Valid Hawaii State driver's license.
  • Maintain proper certifications, licensure and acceptable driving record (where applicable)
  • Able to operate testing machines and equipment.
  • High ethical and moral standards.
  • Must be 18 years old to work in Heavy Industry

Duties and Responsibilities
  • Obtain samples and perform necessary tests on various concrete and aggregate products. Compares results against job specifications. Provides advice on remedial action if materials do not meet specifications.
  • Visually inspects aggregate, sand, and other materials being produced or stored at mills, plants or quarries to ascertain quality.
  • Assist in preparing concrete mix designs, preparing trial batches and aggregate submittals.
  • Assist mixer drivers in determining quality and consistency of concrete.
  • Make adjustments on materials and check batching and mixing of concrete.
  • Advise production supervisors as to the quality of concrete aggregate manufactured at the respective quarries.
  • Prepares samples of products for customers and testing laboratories and may deliver to assure safe arrival.
  • Prepares mix designs and batch plant cards for the concrete division.
  • Conduct tests related to checking concrete yields on the batch plant. Adjusts the batch plant weights to compensate for changes in material moisture content and specific gravity.
  • Makes concrete test cylinders and conducts tests to measure strength of concrete.
  • Records and maintains test data and other required information. This includes both written records and data input into a personal computer.
  • Performs necessary housekeeping functions in laboratory area.
  • Performs daily maintenance on lab and test equipment.
  • Performs duties in an approved and safe manner.
  • Any additional tasks and responsibilities that may be assigned.
  • Always work safely and take action to prevent any and all unsafe actions, processes, and behaviors.

Knowledge, Skills, and Abilities
  • Works in varying environments from air-conditioned offices, to hot, dusty, muddy field conditions.
  • Must be able to stand for long periods of time.
  • Must be able to climb ladders and stairs, and withstand heights.
  • Must be able to lift and carry materials to be tested weighing up to 60 pounds.
  • Must possess a valid Hawaii State Driver's License and be able to drive an automobile or pick-up truck.
  • Must be able to use a wheelbarrow, loaded with up to three cubic feet (approximately 450 pounds) of ready-mix concrete.
  • Operates concrete testing equipment and other office equipment
  • Must be able to work overtime and on weekends, as required.
  • Must be able to meet tight project deadlines while maintaining quality results in their work.
  • Competency in the use of personal computer, various software programs and other office equipment.

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.

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