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Quality Control Quality Assurance Jobs in Rialto, CA

Job TitleQuality Assurance Coordinator Quality Assurance Coordinator As a Quality Assurance ... Ensure document integrity, traceability, and compliance through version control, DHF/DMR/DHR ...

Quality Assurance Lab Technician

Corona, CA · On-site

$20.50 - $25.75/hr

Experience in quality control, quality assurance, or adherence to policies and procedures that provide checks and balances within production processes. * Strong organizational skills with great ...

QC Microbiologist

Chino, CA · On-site

$24 - $30/hr

Pay Rate Low: 24 | Pay Rate High: 30 Our client, a personal care contract manufacturer, is looking for a skilled QC Microbiologist to join their team in Pomona, CA! This position offers an exciting ...

QC Microbiologist

Chino, CA · On-site

$24 - $30/hr

Pay Rate Low: 24 | Pay Rate High: 30 Our client, a personal care contract manufacturer, is looking for a skilled QC Microbiologist to join their team in Pomona, CA! This position offers an exciting ...

QC Microbiologist

Chino, CA · On-site

$24 - $30/hr

Our client, a personal care contract manufacturer, is looking for a skilled QC Microbiologist to join their team in Pomona, CA! This position offers an exciting opportunity to work in a dynamic, fast ...

QA Associate

Pomona, CA · On-site

$65 - $85/hr

Lead change control initiatives and facilitate documentation workflows in the e-QMS, supporting the site's transition to a fully electronic quality management system. * Administer and maintain GMP ...

Lead change control initiatives and facilitate documentation workflows in the e-QMS, supporting the site's transition to a fully electronic quality management system. * Administer and maintain GMP ...

QA Associate

Pomona, CA · On-site

$82K - $113K/yr

Lead change control initiatives and facilitate documentation workflows in the e-QMS, supporting the site's transition to a fully electronic quality management system. * Administer and maintain GMP ...

Quality Control Manager

Corona, CA · On-site

$100K - $120K/yr

The QA Manager oversees all quality systems at Adura, ensuring LED modules, drivers, and thermal ... control, and final QC. • Maintain and enhance the quality management system (QMS) for ISO 9001 ...

Quality Assurance Specialist Location: Pomona, California Duration: 12 Months 100% Onsite Summary ... Manage and track Change Control activities. * Review SOPs, manufacturing records, logs, forms, and ...

Showing results 21-40

Quality Control Quality Assurance information

See Rialto, CA salary details

$13

$22

$38

How much do quality control quality assurance jobs pay per hour?

As of Sep 3, 2026, the average hourly pay for quality control quality assurance in Rialto, CA is $22.90, according to ZipRecruiter salary data. Most workers in this role earn between $17.60 and $25.77 per hour, depending on experience, location, and employer.

What is quality control and quality assurance?

Quality Control (QC) and Quality Assurance (QA) are two essential aspects of managing product and service quality. Quality Control focuses on identifying defects in finished products through inspections and testing. Quality Assurance is a broader process that ensures quality is built into every stage of production or service delivery, using systematic procedures and process improvements. While QC is product-oriented, QA is process-oriented, and both are crucial for maintaining high standards and customer satisfaction.

What are the key skills and qualifications needed to thrive in quality control and quality assurance?

To thrive in Quality Control and Quality Assurance, you need a strong understanding of quality standards, analytical skills, and often a background in science or engineering. Familiarity with quality management systems (such as ISO 9001), statistical process control tools, and relevant certifications like Six Sigma are typically required. Attention to detail, problem-solving, and effective communication are crucial soft skills for identifying issues and ensuring compliance. These skills ensure products or services consistently meet regulatory and customer standards, minimizing errors and maintaining organizational reputation.

What are some common challenges faced in a quality control and quality assurance role, and how can they be addressed?

Professionals in Quality Control/Quality Assurance often face challenges such as managing tight production schedules while maintaining high standards, adapting to changing regulatory requirements, and ensuring effective communication across departments. These challenges can be addressed by developing strong organizational skills, staying updated on industry regulations, and fostering a culture of open communication and continuous improvement within the team. Regular training and collaboration with production, engineering, and management teams also help in proactively identifying and resolving quality issues.

What is the difference between Quality Control Quality Assurance vs Quality Control?

AspectQuality ControlQuality Assurance
FocusDetecting defects in products or servicesPreventing defects through process improvements
ActivitiesInspections, testing, samplingProcess audits, standards development
CredentialsQuality certifications like CQE, Six SigmaISO 9001, process management certifications
Work EnvironmentLaboratory, manufacturing linesProcess development, documentation

While both roles aim to ensure product quality, Quality Control focuses on identifying defects after production, whereas Quality Assurance emphasizes preventing defects through process improvements. Understanding these differences helps organizations implement comprehensive quality strategies.

Is quality control quality assurance a good career?

Quality control and quality assurance roles involve inspecting products and processes to ensure standards are met, often requiring attention to detail and knowledge of industry regulations. These careers can offer stable employment, opportunities for advancement, and the use of tools like testing equipment and quality management systems. Job satisfaction depends on the industry and individual preferences for routine work or problem-solving tasks.

What are popular job titles related to Quality Control Quality Assurance jobs in Rialto, CA?

For Quality Control Quality Assurance jobs in Rialto, CA, the most frequently searched job titles are:

What cities near Rialto, CA are hiring for Quality Control Quality Assurance jobs?

Cities near Rialto, CA with the most Quality Control Quality Assurance job openings:

Infographic showing various Quality Control Quality Assurance job openings in Rialto, CA as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $47,627 per year, or $22.9 per hour.

$18 - $23/hr

Full-time

Re-posted 28 days ago


Job description

POSITION SUMMARY:
Under direct supervision of the Quality Systems & Regulator Compliance Department management, the Quality Assurance Auditor/Inspector is primarily responsible for auditing manufacturing operationsand quality systems for compliance with Good Manufacturing Practices, Good Documentation Practices, and other company's established manufacturing operations and quality policies.
ESSENTIAL FUNCTIONS:
Responsibilities include but are not limited to:
Enforce Current Good Manufacturing Practices (cGMPs) and Good Documentation Practices (GDPs) at all stages of the manufacturing process and in all places within the manufacturing areas.
Conduct routine "walk-through" in the manufacturing areas and other specified areas (such as restrooms, and break-rooms) to ensure that good housekeeping practices and good hygiene practices, which could affect the safety and quality of manufactured products, are followed.
Verify that all raw materials and packaging components are properly received, stored and segregated (allergen vs. non-allergen; organic vs. non-organic, etc.) in the warehouse for raw materials and packaging components.

Verify that processing equipment has been properly cleaned and sanitized in the staging/weighing rooms, compounding/batching rooms, powder blending rooms, filler and packaging rooms, etc.
Audit the weighing/staging process to ensure that the correct raw materials are used and in correct amounts as specified in the Ingredients Batch Record.
Audit the compounding/batching process to ensure that all raw materials allocated to the batch are indeed used and added to the batch in the sequence specified in the Manufacturing Instructions Batch Record.
Collect in-process samples from the batch (as specified) and perform all required tests (pH, Brix, sensory evaluation, etc.) before releasing the batch for further processing (such as thermal
processing) and packaging.
Collect samples of finished products (test samples, stability samples, and reserve samples), conduct specified testing and report testing results.

Perform all applicable line clearance and inspections which may include measuring the product fill levels or fill weights, proper label application and cap torque, inkjet legibility on bottles and cases, and proper pallet configuration.

Maintain all Quality and Production paperwork including bottle and cap tracking logs, shrink
sleeve tracking logs, area line clearances, room and equipment cleaning and sanitation, issuing of product specification sheets, etc.
Verify that all quality control instruments (balances, pH, refractometers, thermometers, etc.) are properly calibrated and performing up to specifications.
Sampling finished products for quality control laboratory, special testing such as stability studies, customer samples and maintaining reserve samples.
Perform AQL inspections of finished product when rework is conducted or as directed by Quality Systems & Regulatory Compliance Department Management.
Monitor the effectiveness of cleaning & sanitation (visual observation as well as using ATP bioluminescence method).
Monitoring the concentration of sanitizers such as peracetic acid (PAA), QUAT and ozone as applicable to ensure that the levels do not exceed or fall below specifications.
Assist in environmental monitoring (swabbing and air sampling) and pest control inspection.

Perform other duties as determined by the Quality Systems & Regulatory Compliance Department Management.

REQUIRED EDUCATION / EXPERIENCE / SKILLS:
Bachelor's degree in food science and technology, biology, microbiology or other related disciplines or equivalent work experience (High School Diploma with at least 3 years of work experience in related field or industry)
Work experience in quality control/quality assurance operations in food, dietary supplement or pharmaceutical industry
Experience with GMP regulations and Good Documentation Practices
Sample collection experience is a plus.

Other Requirements:

Extended hours in a standing or walking position

May be required to regularly lift up to 25 pounds (lbs.) of materials