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Lab Tester Jobs in California (NOW HIRING)

TridentCare

Medical Lab Technician

Irvine, CA · On-site

* Performs lab testing in the areas of Chemistry, Hematology, Urinalysis and Coagulation. * Checks the quality control of each test prior to running and reporting patient results. * Calls worklists on ...

Land O'Lakes

Quality Lab Technician

Turlock, CA

$27/hr

Complete daily and weekly physical and lab testing on product, to ensure compliance to specifications. Includes mycotoxin tests, pellet durability and measurements, and inspection of triple crown ...

Land O'Lakes

Quality Lab Technician

Turlock, CA

$27/hr

Complete daily and weekly physical and lab testing on product, to ensure compliance to specifications. Includes mycotoxin tests, pellet durability and measurements, and inspection of triple crown ...

AmSpec Group

Lab Manager

Camarillo, CA · On-site

Responsible for operations and supervision of Lab. personnel ... Accountable for keeping the Branch Manager informed of all laboratory testing issues and needs ...

Trinity Health

$21/hr

The new lab enables greater operational efficiencies, improved turnaround times to support future growth and expansion into emerging technologies and lab testing methodologies. Loyola Medicine ...

Trinityhealth

$21/hr

The new lab enables greater operational efficiencies, improved turnaround times to support future growth and expansion into emerging technologies and lab testing methodologies. Loyola Medicine ...

Amspec LLC.

Lab Manager

Camarillo, CA · On-site

Responsible for operations and supervision of Lab. personnel ... Accountable for keeping the Branch Manager informed of all laboratory testing issues and needs ...

Cinder LLC

Automation Lab Engineer

Sunnyvale, CA · On-site

$50/hr

Develop and maintain lab automation testing infrastructure. * Support validation testing, debugging, and issue resolution. * Manage lab logistics including inventory and equipment handling.

Omni Design Technologies

Lab Technician

Milpitas, CA

$22.25 - $29.50/hr

We are seeking a skilled and detail-oriented Lab Technician to support our ASIC validation and testing efforts. In this role, you will work closely with engineers to set up and maintain test ...

Midway Staffing

$19.51/hr

Sampling, testing, plating, reading, and recording product test results * Performing lab testing procedures (e.g., environmental swabbing) * Conducting sensory analysis on dairy products like milk

Omni Design Technologies

Lab Technician

Milpitas, CA · On-site

$22.25 - $29.50/hr

We are seeking a skilled and detail-oriented Lab Technician to support our ASIC validation and testing efforts. In this role, you will work closely with engineers to set up and maintain test ...

Omni Design Technologies

Lab Technician

Milpitas, CA

$22.25 - $29.50/hr

We are seeking a skilled and detail-oriented Lab Technician to support our ASIC validation and testing efforts. In this role, you will work closely with engineers to set up and maintain test ...

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All JobsLab Tester JobsLab Tester Jobs in California

Lab Tester information

See California salary details

$42

$45

$47

How much do lab tester jobs pay per hour?

As of Jul 2, 2026, the average hourly pay for lab tester in California is $45.07, according to ZipRecruiter salary data. Most workers in this role earn between $43.89 and $46.25 per hour, depending on experience, location, and employer.

What are lab testers and what do they do?

Lab testers are professionals who conduct scientific tests and experiments in a laboratory setting to analyze materials, products, or biological samples. Their work involves following strict protocols to ensure accurate and reliable results, often using specialized equipment and technology. Lab testers may work in industries such as healthcare, pharmaceuticals, environmental science, or manufacturing, and their findings help ensure safety, quality control, and compliance with regulations.

What is the difference between Lab Tester vs Lab Technician?

AspectLab TesterLab Technician
Required CredentialsHigh school diploma or equivalent; certifications varyHigh school diploma; some roles require certifications
Work EnvironmentLaboratories, testing facilitiesLaboratories, research centers, manufacturing plants
Employer & Industry UsageManufacturing, quality control, healthcareHealthcare, manufacturing, research
Common Search & Comparison IntentUnderstanding roles in testing and quality assuranceTechnical support and lab operations

Lab Testers and Lab Technicians often work in similar environments and industries, focusing on testing and quality control. While Lab Testers primarily perform specific tests and inspections, Lab Technicians may handle broader laboratory tasks, including sample preparation and equipment maintenance. Both roles require technical skills and certifications, but Lab Technicians often have more comprehensive responsibilities.

Will AI replace lab technician?

AI technology can assist lab technicians by automating routine tasks such as data analysis and sample processing, but it is unlikely to fully replace them. Lab technicians' expertise in handling complex procedures, troubleshooting, and ensuring safety remains essential in laboratory environments. AI tools are expected to augment rather than replace human roles in labs.

What is a laboratory tester?

A laboratory tester is a professional who conducts experiments and analyzes samples in a laboratory setting to ensure products, materials, or substances meet quality and safety standards. They often use specialized equipment and follow strict protocols, and may require certifications or training in laboratory techniques.

Is there a demand for lab testing services?

Lab testers are in demand across various industries such as healthcare, pharmaceuticals, and environmental testing, driven by the need for quality control, safety, and regulatory compliance. Employment opportunities are expected to grow as testing becomes more essential for product development and public health monitoring, often requiring knowledge of laboratory techniques and certifications.

What are some typical challenges faced by Lab Testers, and how can they be managed effectively?

Lab Testers often encounter challenges such as maintaining accuracy under tight deadlines, adapting to rapidly changing testing protocols, and handling complex equipment. To manage these effectively, it's important to develop strong attention to detail, stay updated with the latest industry standards, and communicate proactively with team members. Many labs encourage collaboration and ongoing training, which can help testers address issues efficiently and maintain high-quality results in a fast-paced environment.

What are the key skills and qualifications needed to thrive as a Lab Tester, and why are they important?

To thrive as a Lab Tester, you need a background in science (often a degree in chemistry, biology, or a related field), strong analytical skills, and meticulous attention to detail. Familiarity with laboratory equipment, safety protocols, and software for data analysis (such as LIMS) is typically required, and some roles may prefer certifications like ASCP. Excellent organizational skills, communication, and the ability to follow precise procedures are crucial soft skills for success. These competencies ensure accurate test results, maintain lab safety, and uphold quality standards in scientific environments.

What qualifications do I need to be a lab technician?

To become a lab technician, you typically need a high school diploma or equivalent, with many roles requiring an associate degree or a bachelor's degree in fields like biology, chemistry, or related sciences. Relevant skills include attention to detail, familiarity with laboratory equipment, and sometimes certification in safety procedures or specific technical areas.
What are popular job titles related to Lab Tester jobs in CA? For Lab Tester jobs in CA, the most frequently searched job titles are:
Lab Tester jobs near you
Infographic showing various Lab Tester job openings in California as of June 2026, with employment types broken down into 42% Full Time, 52% Part Time, 2% Temporary, 2% Contract, and 2% Nights. Highlights an 57% Physical, 1% Hybrid, and 42% Remote job distribution, with an average salary of $93,755 per year, or $45.1 per hour.
Lab Support and Testing Specialist

Lab Support and Testing Specialist

Superbeo

San Jose, CA • On-site

Contractor

Posted 9 days ago

Job description

Job Title: Lab Support and Testing Specialist
Job Location: San Jose, CA
Job Duration: 3 Months, Contract to Hire
Key Responsibilities:
  • Would be to be able bring up new Lab up, installation/upgrade/decommissioning of lab devices
  • Should be able to do network device cabling and powering up
  • Should be able to do Network connectivity of lab devices and bring them online and active
  • Should be able to perform basic Operational testing
  • Should be able to perform Lab Power Management
  • Should be able to do Lab Inventory Management
  • Should be able to follow and execute Lab access Management
  • Daily inventory reporting to higher Management and peers
Qualifications:
  • CCNA certified
  • Any other Networking certification related to router/switches devices
  • Network Lab management experience
  • Good Experience in managing networking and Telecom lab.
  • Experience in working with Routers and Switches