Medical Laboratory Scientist Jobs in Los Angeles, CA
Medical Laboratory Scientist jobs in Los Angeles are concentrated in the Medical Center corridor near Boyle Heights, the South Bay healthcare hubs, and the Westside biomedical district, with steady demand across hospital networks, independent reference labs, and academic medical centers. Employers hiring right now include University of Southern California, Adventist Health, and County of Los Angeles. See the openings below and apply to the ones that match your experience.
Find JobsOverview
Showing 5 of 169+ Medical Laboratory Scientist jobs











Performs pre-analytical, analytical and post-analytical phase testing of all complexities as defined by Clinical Laboratory Improvement Act/Amendment (CLIA) to include specialized tests and analysis in one or more areas of clinical laboratory such as Hematology, Microbiology, Clinical Chemistry, Urinalysis, Immunohematology, Serology, Parasitology and chemical and morphological examinations to obtain data for use in diagnosis and recording laboratory test results. Analysis of test results are performed on the population serviced (e.g., neonatal, pediatric, adolescent, adult, geriatric clients).
Note: FOR CLS WORKING AT THE RRL, SEE ADDITIONAL REQUIREMENTS SPECIFIED IN THE MINIMUM REQUIREMENT SECTION.
Essential Responsibilities:
- Upholds Kaiser Permanentes Policies and Procedures, Principles of Responsibilities and applicable state, federal and local laws.
- Provides the highest level of patient care as defined by established standards and maintains confidentiality on all tests performed by the laboratory.
- Performs and reports test results for all clinical laboratory procedures as assigned, both automated and manual, in the clinical laboratory department, without immediate review by the director, consultant, or supervisory team.
- Demonstrates proficiency, competency and understanding of fundamental principles of clinical laboratory procedures with minimal amount of supervision.
- Monitors and is accountable for test data, quality control, quality assurance, preventive maintenance, proficiency testing and all operations related to laboratory testing procedures.
- Notifies Supervisory team of any irregularities of factors, which may influence test results.
- Ability to trouble- shoot equipment and test methods.
- Identifies and resolves unusual laboratory situations and notifies appropriate parties within shift.
- Consults with physicians, nurses, pharmacists, etc. on the technical aspects of methodologies used, appropriateness of test utilization and interpretation of patient results.
- Instructs new employees and/or Clinical Laboratory Scientist students in laboratory procedures within area the CLS assigned, in order that they may develop proficiency and understanding of the clinical laboratory methodology.
- Provides training, guidance and pertinent technical information to Laboratory Assistants, support staff, clerks, CLS students and Medical Center personnel.
- Discusses clinical laboratory problems of mutual interest with the Supervisory team, and lead technologist in order to develop a better communication link within the department.
- Participates in work groups to work through problems, issues or goals of the department.
- Assists in evaluating new tests procedures when requested and communicates to the Supervisory team the possibilities for their implementation.
- Meets states requirements for mandatory CEUs.
- As defined by established standards, works in a professional, cooperative and courteous manner.
- Observes all laboratory, Kaiser Permanente and regulatory agency policies and procedures.
- Maintains overall safety (including chemical and biological) of the department in accordance with established safety, infection control and procedure protocols.
- Monitors supplies and reagents and notifies appropriate parties of par levels.
- As necessary and appropriate, may perform any clerical or other duties of support staff/laboratory assistants that may be assigned such as performing phlebotomy on inpatients and outpatients.
- Accepts responsibility of assisting in work areas not primarily his/her own. Operates computerized laboratory data systems/applications.
- Participates in direct patient care by providing the patient with information to enhance the understanding of laboratory test, instructing the patient on specimen requirements and conditions for specialized testing and collecting from the patient samples to include blood, body fluids, secretions, and tissues for analysis.
Basic Qualifications:
- N/A
Education
- High School Education or General Education Development (GED) required.
- Clinical Laboratory Scientist License (California)
- Ability to demonstrate knowledge of and to utilize the principles, theories, practices, methodologies and techniques required of a Clinical Laboratory Scientist.
- NOTE: ADDITIONAL REQUIREMENTS FOR REGIONAL REFERENCE LABS (RRL):
- Function competently as a Licensed Clinical Laboratory Scientist in a high volume Laboratory demonstrating knowledge of principles, theories, practices, techniques. Must have Good communication skills and able to solve problems.
- Experience in the automated instrumentation; knowledge testing principles; molecular based procedures; QC protocols; knowledge in autoverification, EIA, chemiluminence and IFA platforms;knowledge of method validations, and hematology validation, QC and calibration, manual diff count. (CORE LAB, includes AUTO CHEM, IMMUNOLOGY, HEMATOLOGY).
- Experience and knowledge in using high complex methods employing electrophoresis,chromatography, and mass spectrometry, and Special Coagulation (SPECIAL CHEMISTRY, SPECIAL COAGULATION, BIOCHEMICAL GENETICS).
- Experience in molecular microbiology, method validations, QC and calibration, and testing, and other viral studies (MOLECULAR MICROBIOLOGY/VIROLOGY).
- Read, interpret, work-up and report culture results for all areas of Aerobic and Anaerobic Bacteriology; proficient in reading and interpreting stained smears; knowledge and ability to set-up and report automated/molecular identification and susceptibility testing and interpret results (BACTERIOLOGY)
- NOTE: ADDITIONAL REQUIREMENTS FOR REGIONAL FLOW CYTOMETRY (LOS ANGELES):
- One year recent experience in Flow Cytometry analysis such as leukemia / lymphoma phenotyping, paroxysmal nocturnal hemoglobinuria, T cell subset enumeration, DNA cell cycle analysis and cytochemical staining. A Clinical Laboratory Scientist with a limited license will only qualify for a CLS position within their specialty and only applicable in the following departments at the Regional Reference Laboratories: Chemistry limited license qualifies for Automated Chemistry or Esoteric Chemistry CLS positions; Toxicology limited license qualifies for Esoteric Chemistry CLS positions; Immunology limited license qualifies for Molecular or Immunology CLS positions; Microbiology limited license qualifies for Bacteriology, Molecular or Immunology CLS positions; Hematology limited license qualifies for Hematology and Special Coagulation.
- One (1) year recent experience as a CLS.
PrimaryLocation : California,Los Angeles,West Los Angeles Medical Center
HoursPerWeek : 1
Shift : Day
Workdays : Mon, Tue, Wed, Thu, Fri, Sat, Sun
WorkingHoursStart : 06:00 AM
WorkingHoursEnd : 02:30 PM
Job Schedule : Call-in/On-Call
Job Type : Standard
Employee Status : Regular
Employee Group/Union Affiliation : B02-L770|UFCW|Local 770
Job Level : Individual Contributor
Job Category : Laboratory
Department : West LA Medical Center - Pathology/Lab-PermLab SysCoord - 0806
Travel : No
Kaiser Permanente is an equal opportunity employer committed to fair, respectful, and inclusive workplaces. Applicants will be considered for employment without regard to race, religion, sex, age, national origin, disability, veteran status, or any other protected characteristic or status.
For jobs where work will be performed in unincorporated LA County, the employer provides the following statement in accordance with the Los Angeles County Fair Chance Ordinance. Criminal history may have a direct, adverse, and negative relationship on the following job duties, potentially resulting in the withdrawal of the conditional offer of employment:
- Consistently supports compliance and the Principles of Responsibility (Kaiser Permanente's Code of Conduct) by maintaining the privacy and confidentiality of information, protecting the assets of the organization, acting with ethics and integrity, reporting non-compliance, and adhering to applicable federal, state, and local laws and regulations, accreditation, and licensure requirements (where applicable), and Kaiser Permanente's policies and procedures.
- Models and reinforces ethical behavior in self and others in accordance with the Principles of Responsibility, adheres to organizational policies and guidelines; supports compliance initiatives; maintains confidences; admits mistakes; conducts business with honesty, shows consistency in words and actions; follows through on commitments.
- Job duties with at least occasional or possible access to: (1) patients, the general public, or other employees; (2) confidential protected health information and other confidential KP information (including employee, proprietary, financial or trade secret information); (3) KP property and assets, for example, electronic assets, medical instruments, or devices; (4) controlled substances regulated by federal law or potentially subject to diversion.
See All 169+ Medical Laboratory Scientist Jobs in Los Angeles
Find roles in Los Angeles that match your experience and apply in just a few clicks.
Find JobsMedical Laboratory Scientist Job Market in Los Angeles
Who's Hiring
- University of Southern California47U
- Adventist Health19

- County of Los Angeles19C
- Cedars-Sinai Medical Center19

- Kaiser Permanente9

Medical Laboratory Scientist Jobs in Los Angeles: Frequently Asked Questions
How do I get a medical laboratory scientist job in Los Angeles?
The strongest hiring comes from Los Angeles's large academic medical centers, county hospital system, and independent reference labs concentrated in East Hollywood, Boyle Heights, and the South Bay. ASCP certification is a consistent differentiator in this market. Candidates with experience in high-volume clinical chemistry, hematology, or blood bank sections move faster through hiring, given the caseload demands at Los Angeles's busiest facilities.
Which companies hire medical laboratory scientists in Los Angeles?
Companies currently hiring medical laboratory scientists in Los Angeles include University of Southern California, Adventist Health, and County of Los Angeles, per current listings on Migrate Mate as of August 2026. Los Angeles's employer mix leans heavily toward large integrated health systems, county-run facilities, and national reference laboratory operators with regional collection and processing hubs across the metro.
Are there remote medical laboratory scientist jobs in Los Angeles?
Yes, but only for a narrow slice of the role, since most medical laboratory scientist work requires hands-on specimen handling and instrument operation on-site. About 19% of medical laboratory scientist openings tied to Los Angeles are remote or hybrid as of August 2026, covering positions focused on lab informatics, quality assurance review, and data analysis. Fully remote opportunities tend to sit within health system corporate or managed care operations.
How can I get a medical laboratory scientist job in Los Angeles with little or no experience?
The most realistic entry path in Los Angeles is through a phlebotomist or laboratory assistant role at one of the county's large public hospital facilities or a regional reference lab, then cross-training into generalist bench work. Los Angeles County's DHS hospital network and academic affiliate programs at local medical schools regularly bring on entry-level candidates and provide structured rotation across disciplines, which builds the practical competency ASCP certification exams require.
Related Jobs in California
See All 169+ Medical Laboratory Scientist Jobs in Los Angeles
Find roles in Los Angeles that match your experience and apply in just a few clicks.
Find Jobs