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Welcome to CommonSpirit Careers

The power of humankindness works here

Clinical Laboratory Scientist III

  • St Johns Regional Medical Center
  • Oxnard, California
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About Us

Inspired by faith. Driven by innovation. Powered by humankindness. CommonSpirit Health is building a healthier future for all through its integrated health services. As one of the nation’s largest nonprofit Catholic healthcare organizations, CommonSpirit Health delivers more than 20 million patient encounters annually through more than 2,300 clinics, care sites and 138 hospital-based locations, in addition to its home-based services and virtual care offerings.

Our Mission

As CommonSpirit Health, we make the healing presence of God known in our world by improving the health of the people we serve, especially those who are vulnerable, while we advance social justice for all. To learn more about a calling that defines and unites, please click here for more information about our mission, vision, and values.

The posted compensation range of $61.4400 - $67.82 /hr is a reasonable estimate that extends from the lowest to the highest pay CommonSpirit in good faith believes it might pay for this particular job, based on the circumstances at the time of posting. CommonSpirit may ultimately pay more or less than the posted range as permitted by law.

Job ID
2026-458767
Employment Type
Full Time
Department
Clinical Laboratory Services
Hours/Pay Period
80
Weekly Schedule
Monday - Friday 12:00 am - 8:00 a,
Shift
Night
Remote
No
Category
Laboratory

Job Summary and Responsibilities

Job Duties:
1. Perform moderate and high complexity testing in areas of Blood Bank, Chemistry,
Coagulation, Hematology, Microbiology, Serology, and Urinalysis to obtain data for use in
the diagnosis and treatment of disease.
2. Validate and reports results of tests performed.
3. Perform quality control, quality assurance, and performance improvement indicators
routinely in the department.
4. Operate, calibrate, standardize, and maintain instruments following established procedures.
5. Participate in professional growth by maintaining knowledge of lab specific policies and
procedures and taking advantage of the available educational opportunities
6. Perform other related duties as assigned or requested in a professional manner.

Special skills requirements:
1. Experience working in different sections of the Laboratory, such as Serology, Blood Bank,
Hematology, Clinical Chemistry, Microbiology, and Clinical Microscopy (Parasitology/
Urinalysis, Histopathology.
2. Experience in collecting blood, receiving urine, stool, and other specimens, and process them
with proper adherence to quality assurance programs of the laboratory.
3. Experience examining secretions and excretions of the human body by various electronics,
chemical, microscopic, bacteriologic, hematological, serologic and immunologic procedures
and techniques either manual or automated.
4. Experience evaluating and performing corrective actions using Quality Control specimens on
various clinical instruments.
5. Must have a Clinical Laboratory Scientist (Generalist) License from the California Department
of Public Health.
6. Must have a Medical Laboratory Scientist (MLS) or an International Medical Laboratory Scientist
(IMLS) Certification from the American Society for Clinical Pathology (ASCP).


Job Requirements

Bachelor’s degree in Medical Technology, Clinical Laboratory Science, or closely related.
Employer will accept foreign equivalent degree if in the same field.
Experience Requirements:
36 months in job offered, Medical Technologist, Laboratory Technician, or closely related.

Qualified applicants send cover letter and resumes to: Thea Bruzdzinski, Market Director, Talent Acquisition,
thea.bruzdzinski@commonspirit.org, ref job#DI01. EOE. Standard Benefits. #LI-DNI #FB-DNI #IN-DNI #TW-
DNI #GD-DNI

Where You'll Work

Founded in 1912, Dignity Health - St. John’s Regional Medical Center is a 265-bed, acute care, nonprofit hospital located in Oxnard, California. Serving over 85,000 patients annually, the hospital offers a full complement of services including emergency, heart, orthopedic, and cancer care. Additionally, St. John’s Regional Medical Center has been recognized as an LGBTQ+ Healthcare Equality High Performer by the Human Rights Campaign Foundation. It is a Joint Commission-certified Thrombectomy-Capable Stroke Center and was named one of America’s 100 Best Hospitals by Healthgrades in 2026

Total Rewards

Depending on the position offered, CommonSpirit Health offers a generous benefit package, including but not limited to medical, prescription drug, dental, vision plans, life insurance, paid time off (full-time benefit eligible team members may receive a minimum of 14 paid time off days, including holidays annually), tuition reimbursement, retirement plan benefit(s) including, but not limited to, 401(k), 403(b), and other defined benefits offerings, as may be amended from time to time. For more information, please visit our Total Rewards

Unless directed by a Collective Bargaining Agreement, applications for this position will be considered on a rolling basis. CommonSpirit Health cannot anticipate the date by which a successful candidate may be identified.

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