Clinical Laboratory Scientist Certificate

Gain Your Edge with Clinical Laboratory Scientist (CLS) Certificate
Step into one of healthcare’s most vital and fast-growing fields with the hybrid Clinical Laboratory Scientist (CLS) Certificate Program.
Designed for aspiring laboratory professionals ready to make an impact, this intensive 12-month program combines rigorous academic preparation with immersive clinical training at leading hospitals and medical centers across California.
Graduates of SJSU's Clinical Laboratory Scientist Training Program—approved by the California Department of Public Health's Laboratory Field Services division and accredited by NAACLS—are eligible to sit for the ASCP Board of Certification Medical Laboratory Scientist exam.
Through hands-on experience, advanced diagnostic training and mentorship from industry professionals, you will develop the precision, confidence and competitive Spartan edge needed to thrive in a high-demand clinical laboratory career.
Program Information
Modality
In-Person
Program Format
Online courses · In-person clinical training
Program Length
1 year · 45 units
Cost Per Unit
$417* for Fall 2027 · Financial aid and scholarships available
Applications Open
August 15 – November 14 for Fall start · March 2 – June 12 for Spring start
Start Terms
Fall · Spring
How to Apply
General Requirements
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Conferred bachelor's degree in biological sciences or a related field of study.
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Overall GPA of 3.0 or higher from a university granting a Bachelor’s or Master’s degree.
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Legal right to work in the United States.
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Meet all the requirements of the SJSU Admissions Department.
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Be able to pass a basic health screen, drug test and background check.
Program-Specific Requirements
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18 semester units or equivalent quarter units of biology courses.
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16 semester or equivalent quarter units of chemistry, which must include Quantitative analysis or analytical chemistry AND Clinical chemistry or biochemistry.
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3 semester or equivalent quarter credit hours of physics, math or statistics.
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A grade of B or better in Hematology, Immunology and Medical Microbiology must be completed within 5 years of application to the program.
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Valid CLS Trainee License issued by the State of California Department of Public Health.
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Acceptance by the SJSU CLS Training Program Selection Committee and a Clinical Affiliate.
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Proof of current immunity to Hep B and other infectious diseases as required by our clinical affiliates.
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Applicants must review the program’s Technical Standards and Essential Functions before applying.
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All prerequisites must be completed with grades documented by the application deadline.
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Our SJSU CLS Training Program Admission Requirements complement the requirements of California Laboratory Field Services (LFS) for a CLS Trainee License.
Out-of-State Eligibility
For applicants with prerequisites or a degree from a foreign country, a course-by-course transcript evaluation is required from one of the following agencies:
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World Education Services (WES); This is SJSU'S preferred agency
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National Association of Credential Evaluation Services (NACES)
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Association of International Credential Evaluators, Inc (AICE)
Note: Foreign students must also complete a minimum of 12-semester units of upper-division prerequisite course work in the United States. If accepted into the program, your bachelor's degree, TOEFL score and official foreign transcripts must also be deemed acceptable by the SJSU Admissions Department.
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Application opens March 2; deadline of June 12 for Spring admission.
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Application opens August 15; deadline of November 14 for Fall admission.
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Confirm Eligibility and Readiness
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Before initiating an application, applicants must ensure they are fully eligible and prepared to enter the CLS Training Program. You must meet all of the following requirements before proceeding:
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Hold a valid CLS Trainee License issued by the California Department of Public Health – Laboratory Field Services (LFS). Requirements and application instructions are available on the LFS website.
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Review the CLS Program Technical Standards in full. These standards define the physical, cognitive and professional requirements necessary to successfully complete the program. Applicants will be required to formally acknowledge these standards later in the application process.
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Have a non-.edu email address that allows reliable access to Google Workspace. (.edu email addresses are not permitted, as they often expire during the application cycle.) You must use the same email address throughout the entire process.
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Complete the CLS Application Readiness Assessment
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Complete the CLS Application Readiness Assessment and review your score carefully.
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Purpose of the Readiness Assessment: This assessment is designed to help determine whether you are academically, professionally and logistically prepared to begin the CLS application process. It also assists the program in identifying applicants who do not yet meet minimum readiness or eligibility thresholds.
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Applicants who proceed despite clear readiness deficiencies may be removed from the application cycle.
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Submit Intent to Apply
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Send an email to cls-group@sjsu.edu with the following:
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Subject line: INTENT TO APPLY-Spring 2027- Your Last Name, First Name
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Attach: A PDF copy of your valid CLS Trainee License
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Reapplicants: Please indicate that you are a reapplicant in your email.
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Application Workspace Setup
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After your Intent to Apply is received and verified:
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SJSU will provide a shared Google Drive folder for document submission.
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SJSU will also provide a shared Google Sheet where you will enter:
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Schools attended
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License information
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Contact information for recommenders
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Application information, including education and course work
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Note: All official communication from you relevant to this application occurs through your shared Google Sheet.
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Recommendations
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Enter the names of your recommenders on your shared Google Sheet before requesting recommendations. (Three letters min/max required)
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Send each recommender the newly revised Confidential Recommendation Form.
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Recommenders must return the completed form directly to: cls-group@sjsu.edu
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Important:
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Recommendations will not be considered unless the recommender is listed on your shared application sheet.
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Failure to follow this process will result in point deductions.
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Do not request Letters of Recommendation until after you have received an application folder and filled in the recommender's information on your application sheet.
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Required Documents
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Upload PDF versions of the following into your shared Google Drive folder:
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Technical Standards Acknowledgment
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Completed Technical Standards Acknowledgment Form
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Personal Statement
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Follow the instructions on the Personal Statement Form exactly
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Answer the assigned essay prompts
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Generic or reused statements will result in point deductions
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Personal Statements may be reviewed by the Application Review Committee and participating clinical affiliates
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Transcripts
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Include every college or university attended
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Unofficial transcripts are acceptable at this stage (Unofficial transcripts include copies in your possession, either scanned or printed from a student portal.)
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Official transcripts will be required only if selected for official admission to SJSU following the interview and matching stage
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Resume
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Must be clearly formatted and free of errors
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Must include month and year for all employment dates
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Must clearly designate volunteer or part-time positions
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SJSU and clinical affiliates reserve the right to verify all information
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Licenses and Certificates (if applicable). Examples include:
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MLT license
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CPT-1 license
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MLS certificates
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International Course Work
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Applicants with course work completed outside the U.S., U.S. Territories or Canada must provide a course-by-course WES evaluation.
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Upload the evaluation only at this stage
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Do not upload foreign transcripts
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You must meet the admissions requirements of SJSU Graduate Admissions.
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Final Application Tasks
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Address all remaining items listed on your shared Google Sheet.
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Pay the $110 application fee following the instructions provided on your shared Google Sheet.
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Upload a PDF copy of your payment receipt to your shared Google Drive folder.
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Submit for Committee Review
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When all required materials are uploaded and complete, send an email to cls-group@sjsu.edu. Subject line should be FOLDER COMPLETE (indicate term applying for, i.e., CGMBS Fall 2027)
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Valuable Learning Experiences
Gain real-world experience at the forefront of modern healthcare through immersive clinical training and applied laboratory practice. The Clinical Laboratory Scientist (CLS) Training Program combines intensive hands-on learning with academic instruction to prepare students for success in California’s highly competitive clinical laboratory field. Through training in professional healthcare environments, students build the technical expertise, confidence and precision needed to excel as skilled laboratory scientists.
- Train directly in clinical laboratory settings through 32 hours of hands-on experience each week
- Strengthen diagnostic, analytical and problem-solving skills through real-world laboratory practice
- Complement clinical training with eight hours of formal online course work each week
- Learn alongside healthcare professionals in over 20 approved clinical training sites throughout California
- Prepare for California CLS licensure and Medical Laboratory Science certification
- Complete an intensive, career-focused training program in just one year
Featured Courses

What Can You Do With a Clinical Laboratory Scientist Certificate?
Clinical Laboratory Scientists play a critical role in modern healthcare, performing the high-complexity laboratory testing that helps physicians diagnose, monitor and treat disease. With a statewide and national shortage of qualified professionals, graduates of the CLS Training program enter a field with exceptional demand. In California alone, thousands of CLS job opportunities are available across hospitals, medical centers, diagnostic laboratories and healthcare systems.
Known in other states and countries as Medical Laboratory Scientists (MLS) or Medical Technologists (MT), CLS professionals are highly valued for their technical expertise and precision in patient care.
In-Demand Skills: The program’s outstanding 99.5% job placement rate within one year of graduation reflects the strong demand for skilled laboratory scientists and the career-ready preparation students gain through the program.
Bay Area Salaries: Clinical Laboratory Scientists in the Bay Area earn an average annual salary of $83,000 - $132,000, according to Glassdoor.
Take a look at some of the top sectors, companies and job titles of our alumni, according to LinkedIn.
Top Job Titles
- Clinical Laboratory Technologist
- Clinical Trial Associate
- Field Application Scientist
- Laboratory Analyst
- Medical Laboratory Scientist (MLS)
- Medical Technologist (MT)
- Molecular Biologist
- Quality Control (QC) Microbiologist
- Research Scientist
Top Companies
- ARUP Laboratories
- Bio-Rad Laboratories
- Emory Healthcare
- Fred Hutch
- Labcorp
- Natera
- Stanford Health Care
- Stowers Institute for Medical Research
- Sutter Health
- University of Washington (UW Medicine)
Top Sectors
- Biotechnology
- Clinical Research Organizations
- Government and Public Health
- Hospitals and Health Care
- Medical and Diagnostic Laboratories

Get the Spartan Edge
Gain momentum through intentional learning, meaningful support and real opportunity. Whether you’re starting your journey, advancing your education or expanding your professional skills, SJSU helps you go further.

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