Lead Medical Laboratory Scientist - Clinical Laboratory

Orange, CAFull-timePosted Jul 14, 2026

Lead Medical Laboratory Scientist at Providence St. Joseph Hospital Orange in Orange, CA. This position is full-time and will work <8-hour, Day shifts.

St. Joseph Hospital is four-time designated for Magnet status, the highest recognition for nursing excellence. Since 2007, St. Joseph Hospital has been recognized as a Magnet hospital—a prestigious designation from the American Nurses Credentialing Center (ANCC), which recognizes organizations that provide the highest-quality care.

Join Providence St. Joseph Hospital - Orange, recognized as one of the best regional hospitals in 14 types of care by U.S. News & World Report. We are a proud recipient of the 2025 Women’s Choice Award in multiple categories of women’s care such as Bariatrics, Cancer Care, Comprehensive Breast Centers, Emergency Care, Heart Care, Minimally Invasive Surgery, Obstetrics, Patient Experience, Patient Safety, Stroke Care, Women's Services and Best Mammogram Imaging Center.

Under the direction of a Supervisor, the Lead Clinical Laboratory Scientist (Lead CLS) utilizes professional knowledge, skills and judgment to perform a variety of technical, clerical, physical and quality assurance functions. The Lead CLS works independently, oversees the day to day operation of the division, supports leadership of the division and accepts responsibility for special projects/activities as agreed upon with the supervisor and/or manager.

Providence caregivers are not simply valued – they’re invaluable. Join our team at St. Joseph Hospital Of Orange and thrive in our culture of patient-focused, whole-person care built on understanding, commitment, and mutual respect. Your voice matters here, because we know that to inspire and retain the best people, we must empower them.

Required Qualifications:

  • Bachelor’s Degree in Science.
  • Upon hire: California Clinical Laboratory Scientist License, or
  • Upon hire: California Clinical Chemist Scientist License, or
  • Upon hire: California Clinical Immunohematologist Scientist License, or
  • Upon hire: California Clinical Microbiologist Scientist License, or
  • Upon hire: California Clinical Toxicologist Scientist License, or
  • Upon hire: California Clinical Cytogeneticist Scientist License, or
  • Upon hire: California Clinical Genetic Molecular Biologist Scientist License, or
  • Upon hire: California Clinical Hematology Scientist License, or
  • Upon hire: California Clinical Histocompatibility Scientist License, or
  • Upon hire: California Clinical Laboratory Scientist Biochemistry Special License
  • 1 year experience as a CLS.

Preferred Qualifications:

  • Upon hire: ASCP certification from the American Society for Clinical Pathology 

Why Join Providence? 

Our best-in-class benefits are uniquely designed to support you and your family in staying well, growing professionally, and achieving financial security. We take care of you, so you can focus on delivering our Mission of caring for everyone, especially the most vulnerable in our communities.

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