PUBLIC HEALTH MICROBIOLOGIST II

Position/Program Information

THIS ANNOUCEMENT IS BEING REPOSTED TO REOPEN THE FILING PERIOD TO ALLOW ADDITIONAL APPLICATION FILING AND UPDATE BULLETIN LANGUAGE.

EXAM NUMBER :
PH5000F

TYPE OF RECRUITMENT :
We welcome applications from anyone.

FIRST DAY OF FILING :

We will be accepting online applications starting Monday, October 27, 2025 at 8:30 a.m. (PT) - Continuous.
We will keep accepting applications until the position is filled. The application window may close unexpectedly once we have enough qualified candidates.

No out-of-class experience will be accepted

CHECK OUT OUR OUTSTANDING BENEFITS!
We offer one of the strongest public-sector benefits packages in the country, including diverse healthcare choices, and strong retirement plans. For more information about the outstanding benefits offered by Los Angeles County, please visit us here: https://hr.lacounty.gov/benefits/

ABOUT THIS POSITION: We are pursuing qualified candidates to fill the Public Health Microbiologist II position within the Department of Public Health. Assists a Public Health Microbiology Supervisor in the operation of a public health laboratory unit by resolving technical problems and developing recommendations on new or alternative equipment, methods, or materials in addition to performing regular Public Health Microbiologist under the general direction of a Public Health Microbiology Supervisor in a duties.

For information about the specific classification standards for this position, please visit the following link: Public Health Microbiologist II

Essential Job Functions

What will I do as a Public Health Microbiologist II?

• Investigates problems of micro-organism identification, laboratory equipment malfunction, or difficulties with reagents, media, or other materials or items of supply which cause test results to be unreliable otherwise questionable and takes or recommends appropriate action for their resolution.
  
• Assists supervision in the search of technical publications and other literature in the field to identify and recommend for management's consideration new equipment, methods, materials, or items of supply which appear to warrant investigative tryout; participates in controlled experiments to evaluate the feasibility or adaptability of the product or procedure into regular laboratory operations and develops appropriate recommendations.
  
• Verifies that journeyman microbiologists have correctly calibrated test instruments, carried out prescribed quality control procedures, performed first-line maintenance on equipment, and properly completed necessary documentation.
  
• Monitors the bench-level instruction provided microbiologist trainees and newly hired or assigned microbiologists, and assists supervision in evaluating their progress.
  
• Performs standardized laboratory tests as needed on a regular workstation for absent microbiologists or when procedure is too infrequently requested to be assigned a regular workstation.
  
• Functions as the designated relief of a Public Health Microbiology Supervisor I when the latter must be absent from the laboratory unit.
  

Requirements

REQUIREMENTS TO QUALIFY:
One (1) year's work experience as a public health microbiologist* in an approved laboratory.**

LICENSE(S) AND CERTIFICATE(S) REQUIRED:
Public Health Microbiologist's Certificate*** issued by the California State Department of Health.
A valid California Class C Driver License or the ability to utilize an alternative method of transportation when needed to carry out job-related essential functions.

PHYSICAL CLASS:
Physical Class II - Light: This class includes administrative and clerical positions requiring light physical effort that may include occasional light lifting to a 10 pound limit and some bending, stooping, or squatting. Considerable ambulation may be involved.

SPECIAL REQUIREMENT INFORMATION:
*I n the County of Los Angeles, the class of public health microbiologist is defined as performs a variety of standardized public health laboratory tests within a specialized area (such as bacteriology, virology, serology, or parasitology) or across specialty lines.

**An approved laboratory is a laboratory certified by the Clinical Laboratory Improvement Amendment (CLIA).

***For information on how to obtain the letter/certificate from the California State Department of Public Health verifying eligibility to work as a public health microbiologist, click on the link below: https://www.cdph.ca.gov/Programs/OSPHLD/LFS/Pages/PublicHealth.aspx

• The required license and certification MUST be current/active and unrestricted; a conditional, provisional, probationary or restricted license or certification will NOT be accepted.
• We do not accept password-protected documents. Ensure documents are unlocked before attaching to your application or sending to the exam analyst.
• All documents must be attached to your application at the time of filing, or e-mailed to HRExams@ph.lacounty.gov within fifteen (15) calendar days from application submission or your application may be rejected.

• If you are a veteran, you may be eligible for veteran’s credit, which is an additional 10% of the total points added to a passing score. We will need a copy of your form DD214 to review, so please include that with your application or email it to the exam analyst at HRExams@ph.lacounty.gov as soon as possible so, if you are eligible for veteran’s credit, we can include it before the list is available.

DESIRABLE QUALIFICATIONS:
Credit will be given to applicants who possess the following:

• Additional experience beyond the Minimum Requirements.
  

Additional Information

EXAMINATION CONTENT:

This assessment type will evaluate the training and experience you list on a questionnaire and assign a score based on a standardized scoring system.

This part of the assessment is worth 100% of your total score and assesses: Requirements and Desirable Qualifications.

Candidates must meet the requirements to qualify and must achieve a passing score of 70% or higher on the assessment in order to be added on the Eligible Register.

Passing this examination and being added to the Eligible Register does not guarantee an offer of employment.

ELIGIBILITY & VACANCY INFORMATION:
Applicants who passed the assessment(s) are placed on a list for a period of 12 months. We will use this list to fill vacancies in the Department of Public Health as they occur.

Applications will be processed as they are received and added to the list accordingly.

AVAILABLE SHIFT:
Any, including evenings, nights, weekends and holidays.

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Application and Filing Information

HOW TO APPLY:

We only accept applications filed online. Applications submitted by U.S. mail, fax, or in person are not accepted. Apply online by clicking on the "Apply" green button at the top right of this posting. This website can also be used to get application status updates.

Please fill out the application completely. Provide relevant job experience including employer's name and address, job title, beginning and ending dates, number of hours worked per week, and description of work performed.

If the application and/or Supplemental Questionnaire is/are incomplete, the application will be REJECTED.

IMPORTANT NOTES:
We may verify information included in the application at any point during the examination and hiring process, including after an appointment has been made. Falsification of information could result in refusal of application or rescission of appointment. Copying verbiage from the Requirements or class specification as your work experience will not be sufficient to demonstrate meeting the requirements. Doing so may result in an incomplete application and may lead to disqualification.

COMPUTER AND INTERNET ACCESS AT PUBLIC LIBRARIES:

For candidates who may not have regular access to a computer or the internet, applications can be completed on computers at public libraries throughout Los Angeles County. Check the website for updated information at: https://lacountylibrary.org .

SOCIAL SECURITY NUMBER:
Federal law requires that all employed persons have a Social Security Number, so include yours when applying.

DO NOT SHARE USER ID AND PASSWORD:

All applicants must file their application online using their OWN user ID and password. Using a family member or friend's user ID and password may erase a candidate's original application record.

VETERAN'S CREDIT:
If you are a veteran, you may be eligible for veteran’s credit, which is an additional 10% of the total points added to a passing score. We will need a copy of your form DD214 to review, so please include that with your application or email it to HRExams@ph.lacounty.gov as soon as possible so, if you are eligible for veteran’s credit, we can include it before the list is available.

ANTI-RACISM, DIVERSITY, AND INCLUSION (ARDI):
The County of Los Angeles recognizes and affirms that all people are created equal and are entitled to all rights afforded by the Constitution of the United States. We are committed to promoting Anti-racism, Diversity, and Inclusion efforts to address the inequalities and disparities amongst races. We support the ARDI Strategic Plan and its goals by improving equality, diversity, and inclusion in recruitment, selection, and employment practices.

Have any questions about anything listed above? Please contact us at:
Department Contact Name: Exam Analyst

Department Contact Phone: (213) 684-8726

Department Contact E-mail: HRExams@ph.lacounty.gov

California Relay Services Phone: (800) 735-2922

ADA Coordinator Phone: (844) 914-1006

Teletype Phone: (800) 899-4099

Alternate Teletype Phone: (800) 897-0077

For detailed information, please click here

Closing Date/Time: Continuous

• 

• Los Angeles County

• (800) 970-5478

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