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Medical Lab Assistant Jobs in California (NOW HIRING)

Ascend Clinical

Medical Lab Assistant

Sunnyvale, CA · On-site

$22 - $25/hr

Medical Lab Assistant Ascend Clinical, LLC is one of the highest-volume clinical laboratories in the United States, processing millions of tests each month with advanced tools and technology. For ...

Ascend Clinical

Medical Lab Assistant

Sunnyvale, CA · On-site

$22 - $25/hr

Medical Lab Assistant Ascend Clinical, LLC is one of the highest-volume clinical laboratories in the United States, processing millions of tests each month with advanced tools and technology. For ...

Ascend Clinical

Medical Lab Assistant

Sunnyvale, CA · On-site

$22 - $25/hr

Medical Lab Assistant Ascend Clinical, LLC is one of the highest-volume clinical laboratories in the United States, processing millions of tests each month with advanced tools and technology. For ...

Ascend Clinical

Medical Lab Assistant

Sunnyvale, CA · On-site

$22 - $25/hr

Medical Lab Assistant Locations: Sunnyvale, CAWhy Ascend? Come work for a company that is transforming the industry! Ascend Clinical, LLC is one of the highest-volume clinical laboratories in the ...

Ascend Clinical

Medical Lab Assistant

Sunnyvale, CA · On-site

Medical Lab Assistant Locations: Sunnyvale, CA Why Ascend? Come work for a company that is transforming the industry! Ascend Clinical, LLC is one of the highest-volume clinical laboratories in the ...

CommonSpirit Health

Lab Assistant

Northridge, CA · On-site

Founded in 1955, Dignity Health - Northridge Hospital Medical Center is a 394-bed, acute care ... One Mission. One California As our Lab Assistant, you will play a crucial role in solving ...

Chapman University

General Lab Assistant

Orange, CA · On-site

$50/hr

The courses utilizing lab assistants are PT 512L Kinesiology Lab, PT 525L Clin Path, PT 531 Gen Med, PT 539 Physical Agents, PT 578 Short Term Integrated Clinical Experience I - Community Exercise ...

Chapman University

General Lab Assistant

Orange, CA · On-site

$50/hr

The courses utilizing lab assistants are PT 512L Kinesiology Lab, PT 525L Clin Path, PT 531 Gen Med, PT 539 Physical Agents, PT 578 Short Term Integrated Clinical Experience I - Community Exercise ...

Chapman University

General Lab Assistant

Orange, CA · On-site

$50/hr

The courses utilizing lab assistants are PT 512L Kinesiology Lab, PT 525L Clin Path, PT 531 Gen Med, PT 539 Physical Agents, PT 578 Short Term Integrated Clinical Experience I - Community Exercise ...

St Johns Regional Medical Center

Lab Assistant

Oxnard, CA · On-site

$34.24 - $42.78/hr

John's Regional Medical Center is a 265-bed, acute care, nonprofit hospital located in Oxnard ... One California Job Summary and Responsibilities As our Lab Assistant you will support scientific ...

Opendoorhealth

Lab Assistant II

Ferndale, CA

$27 - $31.20/hr

Uses the Electronic Medical Records (EMR), EPIC, to enter results, follow up on overdue results ... The Lab Assistant I is administratively supervised by the Administrative Site Director of their ...

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Medical Lab Assistant information

See California salary details

$13

$23

$55

How much do medical lab assistant jobs pay per hour?

As of Sep 11, 2026, the average hourly pay for medical lab assistant in California is $23.25, according to ZipRecruiter salary data. Most workers in this role earn between $17.07 and $23.03 per hour, depending on experience, location, and employer.

What is a medical lab assistant?

Medical Lab Assistants are healthcare professionals who support laboratory technologists and technicians by preparing samples, conducting basic tests, and ensuring lab equipment is clean and functioning. They play a crucial role in the diagnosis and treatment of patients by handling specimens such as blood, urine, and tissue. Their responsibilities include labeling samples, recording data, and sometimes interacting with patients to collect samples. Medical Lab Assistants work in hospitals, clinics, research laboratories, and diagnostic centers, helping to ensure accurate and timely test results.

What does a medical lab assistant do?

As a medical lab assistant, you typically work in a hospital or clinical/medical laboratory. This role is slightly different than a lab tech position in that you have less responsibility. As a lab assistant, it’s your job to assist technologists and technicians with lab tests. Depending on the specific position, your duties may include preparing specimens, managing their storage, and keeping track of the results. Other everyday tasks involve keeping the lab equipment clean, maintaining an accurate inventory of supplies, and placing orders as needed. You may also have administrative duties, like billing and filing.

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

To thrive as a Medical Lab Assistant, you need a solid understanding of laboratory procedures, specimen handling, and safety protocols, typically gained through a diploma or certificate in medical laboratory technology. Familiarity with laboratory information systems (LIS), centrifuges, and automated analyzers is important for efficient workflow. Attention to detail, organizational skills, and effective communication help ensure accurate results and smooth collaboration with healthcare teams. These skills and qualities are essential for maintaining high standards of laboratory accuracy, safety, and timely patient care.

What are some common challenges medical lab assistants face in their daily work, and how can they be managed?

Medical Lab Assistants often encounter challenges such as handling a high volume of specimens, maintaining accuracy under time pressure, and adhering to strict safety protocols. Managing these challenges involves strong organizational skills, effective communication with laboratory technologists and other healthcare staff, and diligent attention to detail. Many labs offer ongoing training and support to help assistants stay current with best practices and improve workflow efficiency, ensuring patient safety and reliable test results.

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

AspectMedical Lab AssistantMedical Laboratory Technician
CredentialsHigh school diploma, phlebotomy certificationAssociate degree in medical laboratory technology, certification often required
Work EnvironmentClinics, hospitals, diagnostic labsHospitals, diagnostic labs, research facilities
Job DutiesSample collection, preparing specimens, basic testingPerforming complex tests, analyzing samples, operating lab equipment
Employer & IndustryHealthcare facilities, clinicsHospitals, research labs, diagnostic centers

Medical Lab Assistants typically handle sample collection and basic tasks, while Medical Laboratory Technicians perform more complex testing and analysis. Both roles are essential in healthcare labs, but Technicians usually require more advanced education and certification.

How much does a medical lab assistant get paid?

A medical lab assistant typically earns between $30,000 and $45,000 annually, depending on experience, location, and certification level. Salaries can vary based on the healthcare setting and whether the role requires specialized skills or equipment handling.

Is a medical lab assistant a good career?

A medical lab assistant is a valuable healthcare professional who performs laboratory tests and prepares specimens, supporting diagnosis and treatment. The role typically requires attention to detail, technical skills, and certification, with job prospects generally stable due to ongoing demand in healthcare settings.
More about Medical Lab Assistant jobs

What are the most commonly searched types of Medical Lab jobs in California?

The most popular types of Medical Lab jobs in California are:

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

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

What job categories do people searching Medical Lab Assistant jobs in California look for?

The top searched job categories for Medical Lab Assistant jobs in California are:

What cities in California are hiring for Medical Lab Assistant jobs?

Cities in California with the most Medical Lab Assistant job openings:

What are popular job titles related to Medical Lab Assistant jobs in CA?

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

Medical Lab Assistant jobs near you
Infographic showing various Medical Lab Assistant job openings in California as of August 2026, with employment types broken down into 1% As Needed, 74% Full Time, 18% Part Time, and 7% Contract. Highlights an 87% Physical, 1% Hybrid, and 12% Remote job distribution, with an average salary of $48,355 per year, or $23.2 per hour.

Medical Lab Assistant

Sunnyvale, CA • On-site

Ascend Clinical
201 - 500 employees
Learn more about Ascend Clinicalexternal

$22 - $25/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 7 days ago

Job description

Medical Lab Assistant

Ascend Clinical, LLC is one of the highest-volume clinical laboratories in the United States, processing millions of tests each month with advanced tools and technology. For over 30 years, we've set the standard for service and excellence in testing. What sets Ascend apart is our unique combination of clinical and healthcare water testing as we drive innovation across multiple areas of laboratory science. We're growing rapidly and looking for individuals who thrive in a fast-paced environment, embrace new challenges, and want to help shape what's next.

Job Summary:

As a Medical Laboratory Assistant, you will assist the Clinical Laboratory Scientist (CLS) with routine specimen processing in accordance with protocols established by Ascend Clinical. You will process specimens, perform some test preparation, specimen verification and tracking, all related clerical functions and general laboratory tasks. You will also assist in placing specimens on automated instruments and work with the laboratorians for documentation review and computer verification. Our company has Hematology, Preanalytics, Chemistry, Environmental, and Immunochemistry departments. Responsibilities:

  • Knows and complies with Ascend Clinical policies and procedures: general policies and Exposure Control (blood borne pathogens), Chemical Hazard, Illness and Injury Prevention Program and Quality Assurance Program. Understands the hazards associated with failing to follow those procedures.
  • Organizes work for large batch processing appropriately. Prioritizes tasks and organizes work for efficient completion.
  • Documents in a clear, concise and thorough manner. Sees that all paperwork is completed properly during the shift.
  • Sets up automated instruments.
  • Performs quality control procedures on instruments.
  • Performs routine testing on automated instruments.
  • Performs minor hardware troubleshooting on automated instruments.
  • Actively participates in facility's Quality Assurance program.
  • Assumes responsibility for special projects, as directed by Management.

Qualifications:

  • High School Diploma or GED required, college preferred.
  • Background in chemistry, math, medical terminology, knowledge of specimen preparation techniques, and principles of operation of common laboratory instruments.
  • Capability of performing repetitive work with a high degree of precision.
  • Capability of working biologic specimens in a safe manner.
  • Able to read, write, speak, understand and communicate.

Compensation:

  • $22-$25/hr
  • Salaries may vary for different individuals in the same role based on several factors, including but not limited to individual competencies, education/professional certifications, experience and performance in the role.

Benefits:

As an Ascend Clinical employee, you will become part of a company that has received national recognition as a great place to work. We offer excellent full-time benefits including comprehensive medical coverage, life and disability insurance, 401(k) with company match, paid holidays and vacation, personal days, and dental and vision options.

Ascend is an Equal Opportunity Employer - M/F/Disabled/Veteran Ascend Clinical, LLC is committed to promoting an equal employment opportunity workplace environment and is an equal opportunity employer. It is the policy of the company that all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, age, national origin, citizenship, pregnancy, genetic information (GINA), disability, military and/or veteran status, and/or any other status protected by applicable Federal, state, or local law.

The company's policy is to recruit, hire, train, promote and administer all employment-related matters on the basis of an individual's qualifications, abilities and efforts without regard to protected status.

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