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Lab Tester Jobs in California (NOW HIRING)

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 ...

Lab Assistant

Irvine, CA · On-site

$18/hr

Upon specimen arrival, properly marks the location of testing for each ordered test on the ... Routes reference lab specimens, with a copy of the requisition, to the reference lab desk for ...

Upon specimen arrival, properly marks the location of testing for each ordered test on the ... Routes reference lab specimens, with a copy of the requisition, to the reference lab desk for ...

Upon specimen arrival, properly marks the location of testing for each ordered test on the ... Routes reference lab specimens, with a copy of the requisition, to the reference lab desk for ...

Upon specimen arrival, properly marks the location of testing for each ordered test on the ... Routes reference lab specimens, with a copy of the requisition, to the reference lab desk for ...

Sr. Lab Test Engineer

San Jose, CA · On-site

$130K - $158K/yr

Feedback issues found during integrated lab testing to respective system and software teams, and collaborate on resolution and subsequent verification * Occasional support of on-aircraft functional ...

Clinical Laboratory Scientist

Ukiah, CA · On-site

$1.8K - $2.0K/wk

Perform and prioritize lab testing across multiple disciplines * Analyze, validate, and report accurate test results * Ensure specimen integrity and follow QA/QC protocols * Perform blood bank ...

The Testing Lab Supervisor oversees the daily operations of a laboratory focused on product testing, quality assurance, and compliance. This role ensures that testing procedures are executed ...

Lab Technician

Santa Clara, CA · On-site

$24 - $27/hr

Lab Technician Position Type: Full-Time/Regular Division: NxEdge Department: Engineering Location ... Perform and document daily solution testing. * Perform and document monthly periodic testing.

Clinical Laboratory Scientist

Ukiah, CA · On-site

$1.8K - $2.0K/wk

Perform and prioritize clinical lab testing across multiple departments * Ensure accurate specimen processing, testing, and result reporting * Perform blood bank testing (gel and tube methods)

Clinical Laboratory Scientist

Ukiah, CA · On-site

$1.8K - $2.0K/wk

Perform and prioritize clinical lab testing across multiple departments * Ensure accurate specimen processing, testing, and result reporting * Perform blood bank testing (gel and tube methods)

Showing results 41-60

Lab Tester information

See California salary details

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How much do lab tester jobs pay per hour?

As of Sep 1, 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 is a lab tester?

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 are the key skills and qualifications needed to thrive as a lab tester?

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 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 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.

What are popular job titles related to Lab Tester jobs in California?

For Lab Tester jobs in California, the most frequently searched job titles are:

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:

Infographic showing various Lab Tester job openings in California as of August 2026, with employment types broken down into 2% As Needed, 73% Full Time, 14% Part Time, 10% Contract, and 1% Nights. Highlights an 96% Physical, 1% Hybrid, and 3% Remote job distribution, with an average salary of $93,755 per year, or $45.1 per hour.

Metal Finishing Lab Technician

California Faucets

Huntington Beach, CA • On-site

$24 - $28/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 6 days ago


Job description

California Faucets is looking to bring on a Metal Finishing Lab Technician. This role is based on site in our manufacturing facility in Huntington Beach, CA. The hours for this position will be Monday through Friday, full-time from 08:00AM to 4:45PM.
What's in it for you!
• 100% Employer-Paid Medical + Dental + Vision Insurance options for employees
• 401(K) Plan with company match
• Profit Sharing plan
• Flexible Spending Accounts
• Basic Life and AD&D/Long Term Disability
• Paid time off
• Employee referral bonus program
• Employee Assistance Program
The Metal Finishing Lab Technician serves as a collaborative member of the Metal Finishing team and supports the departmental initiatives aimed at implementing solutions which improve quality, safety, efficiency, and productivity in the manufacturing environment. This person is a highly motivated self-starter who can prioritize and take ownership of tasks. They are collaborative in their approach to the operations team and excited to be "hands-on" in solving production related issues.
In this role, the Metal Finishing Lab Technician will be responsible for managing day-to-day operation of the Metal Finishing Lab to include, but not limited to:
• Ensure smooth and efficient operation of the laboratory, including maintaining equipment, instruments, and facilities.
• Develop and implement laboratory policies and procedures.
• Maintain accurate records and documentation of testing, procedures, and results.
• Maintain the Chemical Inventory, update the inventory as needed, and confirm the laboratory/storage inventory as required.
• Perform daily laboratory operations such as Analytical Testing of Processing Solutions, and Physical Testing for metal finishing to evaluate the performance and durability of finished metal surfaces. These tests ensure that coatings meet specific requirements, such as adhesion strength, hardness, corrosion resistance, and wear resistance.
• Accurately report chemical analysis and tests to Finishing Manager and Supervisors.
• Make all chemical additions and bath make-ups
• Keep accurate up to date records regarding current baths on the production floor.
• Troubleshoot and perform maintenance on most lab equipment, chemical controllers, pumps, and other lab related equipment.
• Interacts with vendors and visitors
• Perform lab inventory and identify chemicals and equipment needed to order
• Assists in writing departmental instructions and procedures
• Ability to effectively run all equipment in department
• Follow all safety measures when handling chemicals and hazardous waste with regard to use, mixing and disposing chemicals
• Maintains a safe, neat and orderly workplace
• Use all required Personal Protective Equipment
• Performs additional assignments per management direction.
Please note that this job description is not designed to cover or contain a comprehensive listing of activities, duties, or responsibilities that are required of the employee for this job. Duties, responsibilities, and activities may change at any time, with or without notice.
Requirements
• Ability to read, write and communicate in English to the degree necessary to perform the job
• Bilingual in Spanish a plus
• Excellent knowledge of process chemistry
. Manufacturing - Chemical Lab Testing experience
• Excellent attention to detail
• Ability to work in a production environment with unusual conditions with constant changes in temperature, wetness, different levels of noise, fumes, irritants, and gases from chemicals
• Ability to assess concentrations in tanks and mathematically determine appropriate additions and enter them into the computer
• Ability to read and understand SDS
• Excellent organizational skills with the ability to multi-task
• Knowledge of data entry, Word and Excel
• Work as a team player and/or independently as required
Environmental and Safety Considerations :
• Works in a factory environment.
Supervisory Responsibilities :
This position has no supervisory responsibilities.
People Interface :
The position requires contact with people in many departments and all levels of the company.
Decision Making :
The position requires working from detailed instructions as well as the use of judgment to plan and perform decisions to solve a problem or select a course of action for a standard or recognized method of operation.
Supervision Received :
Under minimal supervision, assignments are both task-oriented and objective-oriented. Follows established procedures for routine work. Must be able to independently troubleshoot common technical problems.
Accountabilities :
After adequate training, the position requires a level of accountability to complete tasks on a prearranged schedule.
Education and Technical Skills:
• Associate degree or equivalent college or university studies in chemistry or engineering.
• Ability to analyze data, troubleshoot equipment (colorimeter/spectrophotometer) issues, and solve problems.
• Proficiency in laboratory and testing techniques, equipment, and data analysis.
• Working knowledge in manufacturing and quality processes and procedures
• Should be familiar with electroplating processes.
Physical Requirements :
• While performing the duties of this job, the employee is occasionally required to work with their hands and to work in mechanically oriented situations.
• Occasionally required to stand; walk; sit; reach with hands and arms; climb or balance; stoop, kneel, crouch, or crawl; and talk or hear.
• Ability to walk to all areas of the building and grounds, including maneuvering around equipment to evaluate processes and operation.
• Ability to bend and lift up to 50 pounds.
• Specific vision abilities required by this job include close vision, color vision, peripheral vision, depth perception, and ability to adjust focus.
• Ability to use power and manual tools in the execution of his/her daily duties.
• Must be able to communicate orally and in writing, able to work under pressure, manage stress, and meet deadlines.
• Must be able to file, write, type, operate a computer, use a telephone, and operate other office equipment.
Salary Description
$24.00 hr. to $28.00 hr.