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Contract Laboratory Jobs in Riverside, CA (NOW HIRING)

Astrix Inc

QC Laboratory Technician

Anaheim, CA · On-site

$20.75 - $26.25/hr

M-F 8:00AM-4:30PM (OT when needed) Type : 6-month contract-to-hire Key Responsibilities * Conduct testing on raw materials, in-process samples, and finished goods following established laboratory ...

In-N-Out Burger

Lab Supervisor (Chino, CA)

Chino, CA · On-site

$50.38 - $57.94/hr

... contracts and/or calibration • Develop and maintain laboratory methods, quality assurance, associate safety and chemical hygiene program • Maintain and foster vendor relationships while routinely ...

In-N-Out Burgers

Lab Supervisor (Chino, CA)

Chino, CA · On-site

$50.38 - $57.94/hr

... contracts and/or calibration • Develop and maintain laboratory methods, quality assurance, associate safety and chemical hygiene program • Maintain and foster vendor relationships while routinely ...

Concentric

CVMC - Cath Lab RN

Chino, CA · On-site

Concentric is currently seeking candidates in Registered Nurse profession with focus in Registered Nurse (Catheterization Laboratory) for a 52 week contract in the Chino, CA area. Concentric is a ...

Concentric Healthcare

CVMC - Cath Lab RN

Chino, CA · On-site

Cath Lab RN Registered Nurse Concentric is currently seeking candidates in Registered Nurse profession with focus in Registered Nurse (Catheterization Laboratory) for a 52 week contract in the Chino ...

Adecco

Medical Assistant/22/HCD021

Colton, CA

$22 - $24.30/hr

Contract-hire Contract Dates: September 7, 2026 - January 1, 2027 Schedule: Monday-Friday Hours: 7 ... Maintain laboratory supplies, equipment, and work areas according to clinic and laboratory ...

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Showing results 21-40

All JobsContract Laboratory JobsContract Laboratory Jobs in Riverside, CA

Contract Laboratory information

See Riverside, CA salary details

$10

$26

$47

How much do contract laboratory jobs pay per hour?

As of Sep 6, 2026, the average hourly pay for contract laboratory in Riverside, CA is $26.34, according to ZipRecruiter salary data. Most workers in this role earn between $20.05 and $29.09 per hour, depending on experience, location, and employer.

What is a contract laboratory?

A contract laboratory is an independent facility that provides specialized testing, analysis, and research services to clients on a contractual basis. These labs serve industries such as pharmaceuticals, food and beverage, environmental, and chemicals, offering services like quality control testing, product validation, and regulatory compliance. By outsourcing to contract laboratories, companies can access advanced technology and expertise without investing in their own in-house labs. This helps businesses save time, reduce costs, and meet regulatory requirements efficiently.

What are the key skills and qualifications needed to thrive in a contract laboratory role?

To thrive in a Contract Laboratory role, a strong background in laboratory science, analytical techniques, and quality control principles—typically supported by a relevant science degree—is essential. Familiarity with laboratory information management systems (LIMS), regulatory standards (such as GLP or ISO/IEC 17025), and specialized analytical instruments is commonly required. Strong attention to detail, organization, and effective communication are crucial soft skills for managing projects and ensuring precise results. These competencies ensure accurate testing, regulatory compliance, and reliable service delivery for clients.

What are some common challenges faced when working in a contract laboratory setting?

Professionals in contract laboratories often work on projects for multiple clients, which can lead to shifting priorities and tight deadlines. Balancing quality standards for various industries (such as pharmaceuticals, food, or environmental testing) requires strong attention to detail and adaptability. Effective communication and collaboration with both internal team members and external clients are essential to ensure requirements are met and results are delivered on time. Additionally, staying current with changing regulations and laboratory best practices is key to maintaining compliance and client trust.

What is the difference between Contract Laboratory vs Quality Control Technician?

AspectContract LaboratoryQuality Control Technician
CredentialsRelevant scientific degrees, certifications in lab testingTechnical certifications, industry-specific training
Work EnvironmentIndependent labs, contract-based projectsManufacturing or production facilities
Employer & Industry UsageContract labs serve multiple clients across industriesManufacturers, quality departments in various industries

Contract laboratories focus on providing independent testing services for clients, often working on multiple projects across industries. Quality Control Technicians work within companies to monitor and ensure product quality during manufacturing. While both roles require technical skills and lab experience, contract labs emphasize external testing services, whereas QC Technicians focus on internal quality assurance.

What are the most commonly searched types of Laboratory jobs in Riverside, CA?

The most popular types of Laboratory jobs in Riverside, CA are:

What are popular job titles related to Contract Laboratory jobs in Riverside, CA?

For Contract Laboratory jobs in Riverside, CA, the most frequently searched job titles are:

What job categories do people searching Contract Laboratory jobs in Riverside, CA look for?

The top searched job categories for Contract Laboratory jobs in Riverside, CA are:

What cities near Riverside, CA are hiring for Contract Laboratory jobs?

Cities near Riverside, CA with the most Contract Laboratory job openings:

Contract Laboratory jobs near you
Infographic showing various Contract Laboratory job openings in Riverside, CA as of August 2026, with employment types broken down into 2% As Needed, 74% Full Time, 19% Part Time, and 5% Contract. Highlights an 93% Physical, 1% Hybrid, and 6% Remote job distribution, with an average salary of $54,789 per year, or $26.3 per hour.

Lab Supervisor (Chino, CA)

In-N-Out Burgers, Inc.

Chino, CA • On-site

$104 - $120/hr

Other

Medical, Dental, Vision, Life, Retirement

Re-posted 20 days ago

In-N-Out Burger rating

8.7

Company rating: 8.7 out of 10

Based on 542 frontline employees who took The Breakroom Quiz

1st of 107 rated fast food restaurants

Job description

Come join our family at In-N-Out Burger!

The In-N-Out Burger Laboratory team has an excellent opportunity for a Laboratory Supervisor, located in Chino, CA!

The Laboratory Supervisor is responsible for all laboratory sample analysis and result reporting, instrumentation, third-party accreditations, and Associate development.

*This role is based full time in office*

General Responsibilities
  • Overseeing all qualitative (PCR), quantitative (indicator organism) and basic food Chemistry testing, as well as assembling, analyzing, reviewing, and reporting data utilizing a Laboratory Information Management System (LIMS)
  • Oversee all laboratory associate training, development, scheduling and related documentation
  • Procurement of laboratory and Quality Assurance supplies
  • Lead and/or contribute to special projects through root cause analysis, continuous improvement techniques and applied research
  • Conduct fundamental tests/analysis on meat, dressing and other food products, ensuring that the outcome is consistent with In-N-Out Burger analytical, quality and food safety standards
  • Maintain a high degree of technical competence through scientific journals, workshops and/or professional meetings
  • Periodically review and audit internal and third-party laboratory procedures to ensure correct implementation, results and reporting
  • Maintain all instrumentation in good working order through periodic checks, manufacturer service contracts and/or calibration
  • Develop and maintain laboratory methods, quality assurance, associate safety and chemical hygiene program
  • Maintain and foster vendor relationships while routinely evaluating new technologies
  • Perform all managerial duties with pride and craftsmanship and to work well in an atmosphere of teamwork and cooperation while adhering to all safety, laboratory and sanitation standards
  • Department needs may call foroccasional travel (5%-10%)
  • Weekends and nights as needed
Salary & Benefits
  • Salary Pay Range: $50.38/hour - $57.94/hour
  • The above represents the expected salary range for this job requisition. Ultimately, in determining your pay, we'll consider your experience and other job-related factors.
  • Excellent Benefits, to include Medical, Dental, Vision, Life Insurance, FSA’s, 401(k)/Profit Sharing Plan, Adoption Assistance, Education Reimbursement, Supplemental Health Plans, and Pet Insurance
Qualifications
  • A Bachelor’s degree in Microbiology, Food Science, Animal Science, or equivalent field
  • A minimum of 3 years of laboratory operations supervisory experience
  • A basic knowledge of HACCP, FSMA, Statistical Process Control, and food industry experience preferred
  • Experience within an ISO 17025 and/ or ELAP accredited laboratory environment preferred
  • Strong written and verbal communication skills
  • Knowledge of good laboratory practices, methodologies, and instrumentation is essential
  • Extensive Microbiology experience, food chemistry, sensory, along with excellent analytical, problem-solving, and reasoning skills
  • A basic understanding of food manufacturing operations, equipment, and environment
  • Excellent knowledge and use of Microsoft Office software, including Word, Excel, and PowerPoint
ABOUT In-N-Out Burger

In-N-Out Burger was founded in 1948 by Harry and Esther Snyder in Baldwin Park, California, and remains privately owned and operated. Under the direction of the Snyder family, the company has opened restaurants throughout California, Nevada, Arizona, Utah, Texas, Oregon, Colorado, Idaho, Washington and Tennessee. In-N-Out Burger’s menu has remained the same since 1948, and we have maintained a simple philosophy - serve only the highest quality product, prepare it in a clean and sparkling environment, and serve it in a warm and friendly manner. We have built a reputation for fresh, made-to-order foods prepared and served by friendly, well trained Associates.

In-N-Out Burger offers a competitive salary and comprehensive benefit package. We are an Equal Opportunity Employer by choice. Should there be a need, In-N-Out Burger will provide a reasonable accommodation to complete the interview.

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