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Clinical Laboratory Scientist I/II (Medical Technologist)

San Mateo County Health
San Mateo, CA
  • Posted: over a month ago
  • $110,344 to $137,925 Yearly
  • Full-Time
  • Benefits: dental, life insurance, medical, vision,
Job Description

San Mateo Medical Center (SMMC) is a public hospital and clinic system fully accredited by The Joint Commission. SMMC operates outpatient clinics throughout San Mateo County and an acute-care hospital in San Mateo, with a mission to "partner with patients to provide excellent care with compassion and respect." As part of an integrated San Mateo County Health, SMMC serves the healthcare needs of all residents of San Mateo County, with an emphasis on education and prevention.

SMMC Laboratory is looking for experienced Clinical Laboratory Scientists to join our team! Positions are available for Clinical Laboratory Scientists/Medical Technologists in various shifts. Generalists are encouraged to apply as clinical areas include hematology, chemistry, coagulation, and blood banking.

Under general supervision, the Clinical Laboratory Scientist I/II (Medical Technologist/Generalist) will perform high and moderate complexity testing and oversee testing of medical laboratory technicians and specimen management by phlebotomists during their shift in order to provide data used in the diagnosis and therapeutic management of diseases.

There are currently four Regular/Full-Time vacancies and two Relief vacancies for various shifts.


Clinical Laboratory Scientist I is the journey level class in the medical technologist series with incumbents performing routine and specialized laboratory tests. This class is flexibly staffed with Clinical Laboratory Scientist II and incumbents are expected to advance to the higher level after gaining experience and demonstrating the required proficiency.

Clinical Laboratory Scientist II is the advanced journey level class in the medical technologist series with incumbents independently performing a variety of complex and specialized laboratory tests.

Possession of a Clinical Laboratory Scientist (MTA) license issued by the State of California is required, and 2 - 5 years of experience in medical laboratory work as a licensed technologist is strongly preferred.

The ideal candidate will also possess:

  • A Bachelor's Degree in Biology, Chemistry, Medical Technology/Clinical Laboratory Science, or another related field.
  • Experience with Manual Differentials, Microbiology and/or Blood Bank.

NOTE for the Relief positions: The hourly wage for Relief Clinical Laboratory Scientist classifications is currently 4% above the rate for Regular employees in the same classification.

NOTE: The eligible list generated from this recruitment may be used to fill future extra-help, term, unclassified, and regular classified vacancies.


Examples Of Duties

Duties may include, but are not limited to, the following:

  • Perform microbiological examinations on a variety of specimens using morphological, cultural, biochemical, and serological identification of micro-organisms.
  • Perform qualitative and quantitative analysis of blood and urine using standard procedures.
  • Perform routine hematological examinations such as complete blood count, coagulation studies, sedimentation rate, etc.
  • Perform blood banking procedures including typing, grouping, and cross matching of blood for transfusion.
  • Perform serological examinations using a variety of techniques on various clinical specimens.
  • Prepare culture media, stains, reagents and stock solutions.
  • Operate and care for laboratory equipment and assumes responsibility for preventive maintenance.
  • Perform all quality control tests required by procedures and prepare quality control reports.
  • Maintain records of laboratory results, quality control data, and laboratory procedures.
  • Assist in laboratory quality assurance procedures, data gathering and problem-solving.
  • Compile and prepare periodic reports.
  • Assist in training and guiding laboratory assistants and paraprofessional employees, as well as teaching other technologists' new procedures.
  • Perform related duties as assigned.

If designated as the CLS-Blood Bank Specialist:

  • Perform and document proficiency testing in the same manner as patient samples.
  • Communicate, liaison, instruct, and dialog appropriately with health care providers, patients, and vendors on issues such as test interpretation, recommendations for alternate testing, instrumentation and problems with specimens/methodology
  • Identify all simple and some complex antibodies.
  • Investigate and develop new/modified blood bank procedures and technical review and monitoring of existing procedures.
  • Provide technical expertise in the Blood Bank to establish compliance with any of the regulatory/accreditation agencies' requirements related to testing, training and education, competency evaluation, proficiency testing, validation, standard operating procedures, and performance improvement.
  • Manage Blood Bank inventory.
  • Review Crossmatches and off shift Antibody IDs.
  • Review Transfusion reactions with Lab Director.




Note:  The level and scope of the knowledge, skills and abilities listed below are related to job duties as defined under Distinguishing Characteristics.


  • Possession of a Clinical Laboratory Technologist license issued by the State of California; and/or Clinical Immunohematologist Scientist (MTD) license issued by the State of California.

Education and Experience: 
Any combination of education and experience that would likely provide the required knowledge, skills and abilities is qualifying.  A typical way to qualify is:

Education: Bachelor's Degree (baccalaureate) in biology, clinical laboratory science, or equivalent major that includes 25 semester or equivalent quarter units of biology courses, which must include genetics and immunology.
Experience: Minimum of two years of experience performing medical laboratory work as a licensed technologist, including at least one year of experience in immunohematology.

Knowledge of:

  • Current technology, principles and application of medical examinations such as those commonly used in biochemistry, microbiology, blood banking, hematology and or serology.
  • Operation and care of laboratory equipment and instrumentation.

Skill/Ability to:

  • Make independent judgments in evaluating the validity of completed laboratory tests.
  • Maintain and analyze quality control programs.
  • Follow written and oral directions, procedures or instructions.
  • Perform serological, parasitological, bacteriological, immunological, hematology, and biochemical tests.

 If designated as Blood Bank Specialist:

  • Perform biochemical tests and technical test interpretations
  • Understand regulatory requirement specific for one's area of expertise



Anyone may apply
Responses to the supplemental questions must be submitted in addition to our regular employment application form. A resume will not be accepted as a substitute for the required employment application and supplemental questionnaire.

The examination process will consist of an application screening (weight: pass/fail) based on the candidates' application and responses to the supplemental questions. Candidates who pass the application screening will be invited to a panel interview (weight: 100%). Depending on the number of applicants, an application appraisal of education and experience may be used in place of other examinations or further evaluation of work experience may be conducted to group applicants by level of qualification. All applicants who meet the minimum qualifications are not guaranteed advancement through any subsequent phase of the examination. All examinations will be given in San Mateo County, California and applicants must participate at their own expense.

IMPORTANT: Applications for this position will only be accepted online. If you are currently on the County's website, you may click the “Apply” button. If you are not on the County's website, please go to to apply. Online applications must be received by the Human Resources Department before midnight on the final filing date.

Final Filing Date: August 8, 2022, by 11:59 PM PST
Application Screening: Week of August 8, 2022
Panel Interview: Week of August 16, 2022

The County of San Mateo may require that all employees provide proof of COVID-19 vaccine or comply with weekly COVID-19 testing. Employees hired into specified health care facilities and other high-risk settings where there is potential for frequent COVID-19 exposure to staff and highly vulnerable patients are required to provide proof of COVID-19 vaccination. For more specific information, please refer to the County's COVID-19 Vaccine and Testing Policy.


At the County of San Mateo, we take pride in the way our employees bring together their diverse backgrounds, experiences, and perspectives to serve our community's needs. 

The County is an Equal Employment Opportunity Employer.

Company Description
San Mateo County government protects and enhances the health, safety, welfare, and natural resources of the community; and provides quality services that benefit and enrich the lives of the people of this community.

San Mateo County government is committed to:

The highest standards of public service;
A common vision of responsiveness;
The highest standards of ethical conduct;
Treating people with respect and dignity.

San Mateo County Health


San Mateo, CA



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