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Quality Control Jobs in California (NOW HIRING)

How you will add value to 20BLOC The Quality Control (QC) Lead manages our QC group, leads the day‐to‐day operations of the QC lab, supervising QC specialists to conduct analytical assays, plan ...

QUALITY CONTROL ID: 9380 Category: Entry Level Location: Napa State: CA Description JOB POSTING QUALITY CONTROL Location: Onsite - Napa, California Hourly Rate: $18-20 per hour (Based on Experience ...

QUALITY CONTROL ID: 9380 Category: Entry Level Location: Napa State: CA Description JOB POSTING QUALITY CONTROL Location: Onsite - Napa, California Hourly Rate: $18-20 per hour (Based on Experience ...

QUALITY CONTROL

Napa, CA · On-site

$18 - $20/hr

JOB POSTING QUALITY CONTROL Location: Onsite - Napa, California Hourly Rate: $18-20 per hour (Based on Experience) Employment Type: Full-time, On-Site, Rotating Shifts, Weekends occasionally ...

Manufacturing company in La Mirada, CA. manufacturing custom and standard server racks, server rack accessories, aisle containment and modular structures is Urgently Hiring for Quality Control ...

The QC/Health associate is responsible for performing a variety of duties from verification record to receiving desk vender service. The QC/Health associate often is responsible for running safety ...

$30 - $40/hr

As a Quality Control Technician at Apex Laser Inc., you will play a critical role in ensuring that every part leaving our facility meets exact customer specifications and the highest industry ...

Previous quality control experience is helpful, but not required-training will be provided for the right candidate with a solid manufacturing background. Responsibilities: * Perform quality ...

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Quality Control information

See California salary details

$11

$21

$32

How much do quality control jobs pay per hour?

As of Jul 26, 2026, the average hourly pay for quality control in California is $21.19, according to ZipRecruiter salary data. Most workers in this role earn between $17.07 and $23.70 per hour, depending on experience, location, and employer.

What is the job of a quality control?

A quality control professional is responsible for inspecting products or services to ensure they meet specified standards and quality requirements. They perform tests, identify defects, and document issues, often using tools like checklists or testing equipment, to help maintain product consistency and safety.

What jobs pay $500,000 a year in the US?

High-paying jobs that can reach $500,000 annually include executive roles such as CEOs, CFOs, and other C-suite positions, as well as specialized professions like top surgeons, successful entrepreneurs, and certain investment bankers or hedge fund managers. These roles typically require extensive experience, advanced skills, and often involve leadership, high responsibility, or performance-based bonuses.

What is the difference between Quality Control vs Quality Assurance?

AspectQuality ControlQuality Assurance
FocusDetecting defects in products or servicesPreventing defects through process improvements
ActivitiesInspections, testing, samplingProcess audits, standards development
CredentialsOften requires technical training or certifications in testingCertifications like ISO, Six Sigma are common
Work EnvironmentLaboratory, production lines, manufacturingProcess development, documentation, audits

While Quality Control focuses on identifying defects after production, Quality Assurance aims to prevent defects through process improvements. Both roles are essential for maintaining product quality, but they differ in approach and activities.

What is quality control?

Quality control (QC) is a process by which businesses ensure that their products or services meet specific standards of quality. This typically involves systematic inspection, testing, and corrective actions to detect and address defects or inconsistencies. Quality control helps maintain customer satisfaction, comply with regulations, and reduce waste or costly errors. QC can be applied at various stages of production and is essential in industries such as manufacturing, food production, and pharmaceuticals.

What are some common challenges faced by Quality Control professionals and how can they be addressed?

Quality Control professionals often encounter challenges such as maintaining consistency across production batches, adapting to new regulatory standards, and managing tight deadlines without compromising quality. Addressing these challenges requires strong attention to detail, effective communication with production and engineering teams, and continuous learning to stay updated on industry best practices. Many companies support their QC staff with regular training sessions, clear documentation protocols, and collaborative problem-solving meetings to ensure quality standards are upheld.

Do you need a degree for QC?

A degree is not always required for a quality control (QC) position, but many employers prefer candidates with a high school diploma or equivalent. Some roles may require technical training, certifications, or experience in quality assurance, manufacturing, or related fields. Skills such as attention to detail and knowledge of quality standards are often more important than formal education alone.

Is quality control a good career path?

Quality control is a viable career path that involves inspecting products and processes to ensure standards are met, often requiring attention to detail and knowledge of industry regulations. It can lead to roles in manufacturing, pharmaceuticals, or food industries, with opportunities for advancement and certification such as Six Sigma or ISO auditor training.

What are the key skills and qualifications needed to thrive as a Quality Control professional, and why are they important?

To thrive as a Quality Control professional, you need keen attention to detail, analytical skills, and a background in science, engineering, or manufacturing, often supported by relevant certifications like Six Sigma or ISO standards. Familiarity with quality management systems (QMS), statistical process control (SPC) software, and inspection equipment is typically required. Strong problem-solving abilities, communication, and teamwork set top performers apart in this role. These skills are crucial to ensure product consistency, prevent defects, and maintain compliance with industry standards.
What are the most commonly searched types of Quality Control jobs in California? The most popular types of Quality Control jobs in California are:
What job categories do people searching Quality Control jobs in California look for? The top searched job categories for Quality Control jobs in California are:
What cities in California are hiring for Quality Control jobs? Cities in California with the most Quality Control job openings:
Infographic showing various Quality Control job openings in California as of July 2026, with employment types broken down into 95% Full Time, and 5% Nights. Highlights an 100% In-person job distribution, with an average salary of $44,083 per year, or $21.2 per hour.

QUALITY CONTROL (QC) LEAD

20BLOC

Thousand Oaks, CA

$90K - $110K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 12 days ago


Job description

Located in Thousand Oaks, California, 20BLOC is a small privately held development‐stage biopharmaceutical company, driven by a mission to create breakthrough protein‐based drugs to save lives. Our lead product is an innovative solution to provide oxygen to tissues. Check us out at www.20bloc.com. We are looking for a motivated and hands‐on Quality Control (QC) Lead to join our team. How you will add value to 20BLOC The Quality Control (QC) Lead manages our QC group, leads the day‐to‐day operations of the QC lab, supervising QC specialists to conduct analytical assays, plan and forecast the company's quality control programs and needs, manage and coordinate external CROs / outsourcing labs for assay development, qualification, transfer, and support the analytical strategy and compliance of the group. Key responsibilities Coordinate with CROs and outsourcing parties for the development of analytical assays with defined protocols to measure purity, potency, and stability using equipment and instruments supporting biotherapeutics. Transfer developed and qualified assays from CROs and outsourcing parties to in‐house lab. Ensure the methods meet testing requirements, the laboratory operation complies with regulatory requirements, and the lots produced are consistent, safe, and efficacious. Oversee the execution of analytical assays by QC specialists. Such assays include ELISA, gel electrophoresis, chromatographic‐based and other assays, and qualification activities following protocols on in‐process and final drug substance and drug product samples. Write and review SOPs, analytical protocols and written reports in compliance to cGMP as needed. Support the day‐to‐day operation of the QC lab and perform routine lab activities as needed. Education Bachelor degree in analytical, biological, life sciences or related field. Master or PhD preferred. Experience 5‐year+ experience working in a laboratory with hands‐on experience in analytical assays and qualification activities. Experience with regulatory and compliance, GMP analytical testing, quality systems, SOPs and regulatory filing documents authoring. Hands‐on experience with protein analytical methods, both compendial and non‐compendial, such as HPLC (SEC, AEX/CEX, HIC, RP, etc.) and additional product‐specific methods such as ELISAs, electrophoretic methods (SDS‐PAGE, icIEF), endotoxin, osmolality, pH and appearance preferred. Experience with LC/MS analyses, potency assay, PCR, western blot and MS‐based methods a plus. Working knowledge of phase appropriate quality systems, including deviations, CAPA, change control, and document management systems. Excellent interpersonal, verbal and written communication skills and the ability to work in a cross functional collaborative work environment. Strong attention to detail and excellent organizational skills. Please apply at jobs@20bloc.com – in subject line: QC Lead This is a full‐time, on‐site position located in Thousand Oaks, California, and requires working on‐site Monday through Friday. All applicants must be authorized to work in the United States. We are not sponsoring employment visas. Compensation Salary range for this position is $90,000.00 to $110,000.00 USD annually. This salary range is an estimate, and the actual salary may vary based on various factors, including, without limitation, individual education, experience, tenure, skills, and abilities, as well as internal equity and alignment with market data, including potential adjustments for geographic location. 20BLOC is an equal opportunity employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status, or other applicable legally protected characteristics. We offer competitive compensation and benefits including health, dental, vision and life insurance, 401(k) and paid time off. #J-18808-Ljbffr