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Lab Assistant Jobs in Rancho Cucamonga, CA (NOW HIRING)

Operation Support Inc

PILL FILLING PACKER

Chino, CA · On-site

$17/hr

We are looking for a dependable and detail-oriented Lab Assistant to join our small team. The main responsibility is counting and organizing pills accurately in a lab environment or packing pills.

Onterris

Laboratory Assistant - Wet Chemistry

Orange, CA · On-site

$17.25 - $20/hr

A Day in the Life As a Full-Time Laboratory Assistant based in our Orange, CA Laboratory , you'll step into the lab where every detail matters. You'll play a key role in prepping and handling samples ...

AHMC Healthcare

Assistant, Laboratory

Whittier, CA · On-site

$21/hr

Pours off appropriate samples for reference lab send-out. Ability to verify specimen requirement with references as needed. * Completes assigned tasks satisfactorily and in a timely manner.

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Lab Assistant information

See Rancho Cucamonga, CA salary details

$10

$20

$30

How much do lab assistant jobs pay per hour?

As of Aug 18, 2026, the average hourly pay for lab assistant in Rancho Cucamonga, CA is $20.69, according to ZipRecruiter salary data. Most workers in this role earn between $16.97 and $23.61 per hour, depending on experience, location, and employer.

What is a lab assistant?

As a laboratory assistant or lab technician, you are responsible for helping scientists conduct experiments in a laboratory environment. You may be asked to prepare, clean, and maintain lab equipment and log readings and results. Your responsibilities may also include performing basic analyses of samples and recording results accurately. Your responsibilities will vary based on the type of lab you work in, but compliance with protocols and commitment to safety and accuracy are critical in any lab.

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

To thrive as a Lab Assistant, you need a basic understanding of laboratory procedures, safety protocols, and often an associate degree or relevant coursework in science. Familiarity with laboratory information management systems (LIMS), standard lab equipment, and proper sample handling techniques is typically required. Attention to detail, strong organizational skills, and effective teamwork are essential soft skills for this role. These skills ensure accurate results, maintain lab safety standards, and support smooth laboratory operations.

What are some common challenges faced by lab assistants, and how can they be managed effectively?

Lab Assistants often encounter challenges such as managing multiple tasks under tight deadlines, maintaining strict adherence to safety protocols, and ensuring the accuracy of data collection. To manage these effectively, it's important to stay organized, communicate proactively with supervisors and colleagues, and remain attentive to details when handling samples or preparing equipment. Many labs offer training on safety and procedures, so taking advantage of these resources can help new hires adapt quickly and perform confidently in their roles.

What is the difference between Lab Assistant vs Medical Laboratory Technician?

AspectLab AssistantMedical Laboratory Technician
Required CredentialsHigh school diploma or equivalent; on-the-job trainingAssociate degree in medical laboratory technology or related field
Work EnvironmentHospitals, clinics, research labsHospitals, diagnostic labs, healthcare facilities
Job ResponsibilitiesAssist with sample collection, prepare specimens, maintain lab equipmentPerform complex tests, analyze samples, report results
Industry UsageCommonly used in healthcare and research settingsPrimarily in medical diagnostics and healthcare

While both roles support laboratory operations, Medical Laboratory Technicians perform more advanced testing and require specialized education. Lab Assistants typically handle basic tasks and support lab staff, making them entry-level positions in healthcare labs.

How much does a lab assistant get paid?

Lab assistants typically earn between $25,000 and $40,000 annually, depending on experience, location, and the specific industry or laboratory setting. Entry-level positions may start lower, while those with specialized skills or certifications can earn higher wages. Pay can also vary based on full-time or part-time status and the complexity of tasks performed.

What exactly does a lab assistant do?

A lab assistant supports laboratory operations by preparing samples, maintaining equipment, recording data, and ensuring safety protocols are followed. They often work under the supervision of scientists or technicians and may need knowledge of lab procedures and basic scientific techniques.

What qualifications do I need to be a lab assistant?

To become a lab assistant, candidates typically need a high school diploma or equivalent; some positions may require postsecondary education or relevant coursework in science. Basic knowledge of laboratory procedures, attention to detail, and familiarity with lab equipment are important. Certifications such as OSHA safety training can also be beneficial.
More about Lab Assistant jobs

What are the most commonly searched types of Lab jobs in Rancho Cucamonga, CA?

The most popular types of Lab jobs in Rancho Cucamonga, CA are:

What are popular job titles related to Lab Assistant jobs in Rancho Cucamonga, CA?

For Lab Assistant jobs in Rancho Cucamonga, CA, the most frequently searched job titles are:

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The top searched job categories for Lab Assistant jobs in Rancho Cucamonga, CA are:

What cities near Rancho Cucamonga, CA are hiring for Lab Assistant jobs?

Cities near Rancho Cucamonga, CA with the most Lab Assistant job openings:

Lab Assistant jobs near you
Infographic showing various Lab Assistant job openings in Rancho Cucamonga, CA as of August 2026, with employment types broken down into 83% Full Time, and 17% Part Time. Highlights an 100% In-person job distribution, with an average salary of $43,036 per year, or $20.7 per hour.

Lab Assistant, 32 Hours, Full Time, Variable Shift

PIH Health

Whittier, CA • On-site

Full-time

Posted 25 days ago

PIH Health rating

8.6

Company rating: 8.6 out of 10

Based on 65 frontline employees who took The Breakroom Quiz

8th of 888 rated healthcare providers

Job description

The Laboratory Assistant performs specimen procurement, accessioning, processing and testing as assigned under the supervision of a licensed Clinical Lab Scientist (CLS).  Provides phlebotomy (venipuncture and skin puncture) to inpatients and outpatients.

PIH Health is a nonprofit, regional healthcare network that serves approximately 3 million residents in the Los Angeles County, Orange County and San Gabriel Valley region. The fully integrated network is comprised of PIH Health Downey Hospital, PIH Health Good Samaritan Hospital, PIH Health Whittier Hospital, 37 outpatient medical office buildings, a multispecialty medical (physician) group, home healthcare services and hospice care, as well as heart, cancer, digestive health, orthopedics, women’s health, urgent care and emergency services. The organization is nationally recognized for excellence in patient care and patient experience, and the College of Healthcare Information Management Executives (CHIME) has identified PIH Health as one of the nation’s top hospital systems for best practices, cutting-edge advancements, quality of care and healthcare technology. For more information, visit PIHHealth.org or follow us on Facebook, Twitter, or Instagram.


Required Skills
  • Phlebotomy or skin puncture techniques on patients ranging from infancy through adult
  • Written and verbal communication
  • Basic organizational skills
  • Basic computer skills

Required Experience
  • Experience with operating some laboratory equipment and setting up cultures preferred
  • Must have a current phlebotomy certification 
  • Experience with computer data entry preferred
  • Valid BLS CPR certification from the American Heart Association is required

What PIH Health employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom

PIH Health logo

About PIH Health

Sourced by ZipRecruiter

* PIH Health is a nonprofit health and wellness network serving Los Angeles and Orange Counties. Our integrated system consists of 747 beds at two acute care hospitals and a multi-specialty medical group. * Strong community reputation * 2014, 2015 Favorite Workplace * Innovative, transparent, family-like culture

Industry

Health care and social assistance

Company size

5,001 - 10,000 Employees

Headquarters location

Whittier, CA, US

Year founded

1959

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