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Lab Assistant
Company : Catholic Health Initiatives
Location : Oxnard, CA, 93030
Job Type : Full Time / Part Time
Salary : 32.61-40.74 HOUR
Date Posted : 4 January 2026
Job Summary and Responsibilities
In keeping with the Dignity Health core values, a laboratory assistant performs routine automated testing in multiple areas of the clinical laboratory in a timely manner under direct supervision of licensed personnel. Has all quality control for testing performed reviewed by licensed personnel. Performs routine maintenance and repair on instruments utilized as directed. Other duties associated with clinical lab functions are clerical in nature, including, but not limited to such acts as patient registration, telephone communication, filing, sorting, distribution, typing, data entry and frequent use of laboratory computer system(s) to process specimens. Verifies eligibility, benefits, authorization requirements, PCP approval, and billing requirements as appropriate. May work out of various patient service centers. Use of personal vehicles may be required.
This position is represented by SEIU-UHW and is covered by the terms and conditions of the applicable collective bargaining agreement.
Job Requirements
- Six (6) months experience as a laboratory assistant
Preferred Requirements:
- One (1) year experience as a laboratory assistant
- Current AHA CPR certification
- Current Phlebotomist certification
Special Skills:
- Excellent communication skills
- Ability to be an effective team member
- Basic knowledge of testing procedures and medical terminology
St. John’s Regional Medical Center, located in Oxnard, California is a recognized as a Top 250 Hospital in the Nation and as one of America’s 100 Best Hospitals for Cardiac Care by Healthgrades. St. John’s Regional is a part of Dignity Health’s Southern California Division and is a member of CommonSpirit Health, the largest not-for-profit health care system in the nation, boasting an integrated network of top quality hospitals, with physicians from the most prestigious medical schools, and comprehensive outpatient services - all recognized for quality, safety, and service. Each hospital is supported by an active philanthropic Foundation to help meet the growing health care needs of our communities. Learn more here at www.dignityhealth.org/StJohnsRegional.
One Community. One Mission. One California
Lynwood, CA
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Frequently asked questions
Catholic Health Initiatives emphasizes teamwork and high-quality lab procedures in Oxnard, CA. Lab assistants here often engage in both clinical testing and clerical tasks, supported by licensed staff, which may differ from roles focused solely on technical lab work elsewhere.
Yes, the lab assistant role at Catholic Health Initiatives involves operating and maintaining automated instruments under supervision, offering hands-on experience with modern clinical laboratory equipment commonly used in top hospitals.
Holding active CPR certification from the American Heart Association and phlebotomy certification significantly enhances a candidate's profile, reflecting preferred credentials for lab assistants in this Southern California health system.
Managing travel between various patient service centers may require reliable transportation and adaptability. Additionally, lab assistants must handle specimen processing efficiently in diverse settings, demanding strong organizational skills.
Lab assistants in Oxnard typically earn between $38,000 and $45,000 annually, slightly above the national median due to California's higher living costs and demand in healthcare jobs, especially within reputable systems like Catholic Health Initiatives.
Oxnard's growing healthcare sector creates steady openings for lab assistants, but competition remains moderate. Candidates with certifications and relevant experience stand out, especially within large systems like Dignity Health and CommonSpirit Health.
Communication proficiency, teamwork, knowledge of medical terminology, and familiarity with laboratory computer systems top the list, aligning with the daily responsibilities that Oxnard employers prioritize in lab assistant hiring.
Junior lab assistants mainly focus on specimen handling and clerical duties, while senior assistants take on more complex testing tasks and quality control activities under supervision, reflecting a progression in responsibilities and expertise.
Starting as a lab assistant here can lead to roles like certified phlebotomist, lab technician, or specialized clinical lab positions. The hospital’s integration with CommonSpirit Health offers broad opportunities for advancement in laboratory sciences.
Catholic Health Initiatives promotes a mission-driven culture emphasizing dignity and community care, influencing lab assistants to engage not just technically but also empathetically with patients and colleagues in Oxnard’s diverse healthcare environment.