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Prn Laboratory Assistant Jobs in Riverside, CA (NOW HIRING)

Travel Cath Lab Technologist

Corona, CA · On-site

$2.3K - $3.1K/wk

Cath Lab Rads assist doctors during advanced diagnostic and interventional cardiac procedures such ... Knowledge of all related equipment within the laboratory. * Scrubbing in during procedures ...

Prn Laboratory Assistant information

See Riverside, CA salary details

$10

$21

$31

How much do prn laboratory assistant jobs pay per hour?

As of Sep 5, 2026, the average hourly pay for prn laboratory assistant in Riverside, CA is $21.12, according to ZipRecruiter salary data. Most workers in this role earn between $17.31 and $24.09 per hour, depending on experience, location, and employer.

What is a PRN laboratory assistant?

PRN Laboratory Assistants are healthcare professionals who work on an as-needed, or 'pro re nata' (PRN), basis in medical laboratories. Their responsibilities include collecting and preparing specimens, performing basic lab tests, maintaining lab equipment, and assisting medical technologists or technicians. PRN positions offer flexible scheduling, allowing assistants to fill in during staff shortages, busy periods, or when regular employees are unavailable. This role is essential for ensuring laboratories can continue to function efficiently and provide timely test results for patient care.

What are the key skills and qualifications needed to thrive as a PRN laboratory assistant?

To thrive as a PRN Laboratory Assistant, you need a solid understanding of laboratory procedures, specimen handling, and safety protocols, often supported by a high school diploma or equivalent and on-the-job training. Familiarity with laboratory information systems (LIS), phlebotomy techniques, and basic medical equipment is typically required. Attention to detail, organizational skills, and effective communication help ensure accuracy and reliable teamwork in the lab. These skills and qualities are critical for maintaining sample integrity, supporting diagnostic accuracy, and ensuring smooth laboratory operations.

What are the typical work schedules and expectations for a PRN laboratory assistant?

A PRN (pro re nata, or 'as needed') Laboratory Assistant usually does not have a fixed schedule and is called in to cover shifts during peak times, staff shortages, or special projects. Flexibility is key, as shifts may include nights, weekends, or holidays depending on the facility’s needs. PRN Laboratory Assistants are expected to quickly adapt to different team dynamics and laboratory workflows, providing vital support by preparing specimens, assisting with basic lab procedures, and maintaining a clean work environment. This role is ideal for those seeking hands-on laboratory experience and exposure to various departments, which can be valuable for career growth in clinical laboratory sciences.

What is the difference between Prn Laboratory Assistant vs Part-Time Laboratory Assistant?

AspectPrn Laboratory AssistantPart-Time Laboratory Assistant
CredentialsHigh school diploma or equivalent; certification may be preferredHigh school diploma or equivalent; certification may be preferred
Work EnvironmentHospitals, clinics, laboratories, flexible shiftsLaboratories, clinics, flexible hours, part-time schedule
Employer & IndustryHealthcare facilities, diagnostic labsHealthcare facilities, diagnostic labs
Search & ComparisonOften compared for flexible scheduling and certification requirementsSimilar roles, often searched together for flexible work options

Prn Laboratory Assistants and Part-Time Laboratory Assistants both work in healthcare labs with similar credentials. The main difference lies in scheduling: Prn roles are on an as-needed basis without guaranteed hours, while part-time positions have set hours but fewer than full-time. Both roles support laboratory operations and require comparable qualifications, making them similar options for flexible employment in healthcare settings.

Can you get a laboratory assistant prn job with no experience?

Laboratory Assistant PRN positions often require some basic knowledge of laboratory procedures and may prefer candidates with related coursework or certifications. While prior experience is beneficial, some employers consider entry-level applicants who demonstrate a willingness to learn and relevant skills such as attention to detail and familiarity with lab equipment. Training is typically provided on the job for new hires without experience.

Can you get a prn laboratory assistant job with no experience?

Prn laboratory assistant positions often require some basic knowledge of laboratory procedures and safety protocols, but many entry-level roles are available to candidates with little or no experience. Employers may provide on-the-job training, and relevant skills such as attention to detail and ability to follow instructions can improve chances of hiring. Certification or coursework in laboratory technology can also enhance eligibility for these roles.

How much does a Laboratory Assistant PRN get paid?

A Laboratory Assistant PRN typically earns an hourly wage that ranges from $12 to $20, depending on the location, experience, and healthcare facility. PRN positions often offer flexible schedules and may include additional benefits or pay differentials for night or weekend shifts.

What is a Laboratory Assistant Prn?

A Laboratory Assistant Prn is a part-time or as-needed laboratory support worker who assists with specimen collection, processing, and basic lab tasks. This role often requires attention to detail, knowledge of lab procedures, and adherence to safety protocols, with certifications such as phlebotomy training sometimes preferred.

What qualifications do I need to be a Prn Laboratory Assistant?

A Prn Laboratory Assistant typically needs a high school diploma or equivalent, along with relevant laboratory experience or training. Certification or training in laboratory procedures and safety may be required, and strong attention to detail and communication skills are important for the role.

What qualifications do I need to be a laboratory assistant prn?

To become a laboratory assistant prn, candidates typically need a high school diploma or equivalent, along with relevant laboratory or medical training. Certification or coursework in phlebotomy, laboratory procedures, or related areas can be beneficial, and strong attention to detail and basic computer skills are often required.

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

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

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

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

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

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

Infographic showing various Prn Laboratory Assistant job openings in Riverside, CA as of June 2026, with employment types broken down into 1% As Needed, 76% Full Time, 21% Part Time, and 2% Contract. Highlights an 94% Physical, 1% Hybrid, and 5% Remote job distribution, with an average salary of $43,935 per year, or $21.1 per hour.

Laboratory Assistant

St Bernardine Medical Center

San Bernardino, CA • On-site

$27.71 - $33.13/hr

Per diem

Posted 10 days ago


Job description


Job Summary and Responsibilities

As our Lab Assistant, you will play a crucial role in solving diagnostic mysteries, bringing us one step closer to effectively treating patient illnesses and injuries.

Every day, you will utilize your expertise and our advanced technology to precisely collect, prepare, and process a diverse range of patient specimens (blood, urine, tissue, etc.) for various diagnostic tests.

To be successful in this role, you will possess a foundational understanding of laboratory procedures, demonstrate meticulous attention to detail, and maintain an eager commitment to continuous learning and professional development.

Responsibilities: 

  • The lab assistant must be able to demonstrate the knowledge and skills necessary to provide appropriate care relative to the patient's age-specific needs.
  • This lab assistant will play a critical role in the Emergency Room schedule
  • Assist with specimen processing, including labeling, centrifuging, and aliquoting.
  • Prepare reagents and solutions according to established protocols.
  • Maintain laboratory equipment and supplies to ensure cleanliness and proper functioning.
  • Perform routine lab tasks such as washing glassware, sterilizing instruments, and preparing culture media.
  • Assist with data entry and record-keeping, ensuring accuracy and compliance with relevant regulations.
  • Assist with other tasks as assigned by the laboratory supervisor.
  • Will be required to work in the Emergency Room

This position is represented by SEIU-UHW and is covered by the terms and conditions of the applicable collective bargaining agreement.

Job Requirements
  • Minimum of six (6) months as a laboratory phlebotomist is required.
  • California Certified Phlebotomy through the Department of Public Health required. California Phlebotomy Certification
Where You'll Work

Founded in 1928, Dignity Health - St. Bernardine Medical Center is a 342-bed, acute care, nonprofit hospital located in San Bernardino, California. Serving nearly 100,000 patients annually, the hospital offers a full complement of services including a Level III NICU, heart care, stroke care and orthopedics. Additionally, St.Bernardine Medical Center has been recognized as an LGBTQ+ Healthcare Equality High Performer by the Human Rights Campaign Foundation. It is a Joint Commission-certified Primary Stroke Center and was recently awarded AMA/ASA’s Get the Guidelines - Stroke Gold Plus Quality Achievement, recognizing the hospital’s commitment to providing the best stroke care. It was named one of Healthgrades America’s 100 Best Hospitals for Prostate Surgery in 2026.

One Community. One Mission. One California 

Qualifications:
  • Minimum of six (6) months as a laboratory phlebotomist is required.
  • California Certified Phlebotomy through the Department of Public Health required. California Phlebotomy Certification
Employment Type: PRN