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PUBLIC HEALTH MICROBIOLOGIST I

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PUBLIC HEALTH MICROBIOLOGIST I

Salary

$92,404.32 - $117,941.52 Annually

Location

Los Angeles County, CA

Job Type

Full time

Job Number

PH4999C

Department

PUBLIC HEALTH

Opening Date

10/30/2025

Closing Date

Continuous

+ Description

+ Benefits

+ Questions

Position/Program Information

THIS ANNOUNCEMENT IS BEING REPOSTED TO REOPEN THE FILING PERIOD TO ALLOW ADDITIONAL

APPLICATION FILING AND UPDATE BULLETIN LANGUAGE.

EXAM NUMBER:

PH4999C

TYPE OF RECRUITMENT

We welcome applications from anyone!

FIRST DAY OF FILING:

The application filing period will begin on Monday, November 3, 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.

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 I positions within the Department of Public Health. The position performs a variety of standardized public health laboratory tests within a specialized area (such as bacteriology, virology, serology, or parasitology) or across specialty lines.

For information about the specific classification standards for this position, please visit the following link:Public Health Microbiologist I. (https://www.governmentjobs.com/careers/lacounty/classspecs/1065495?keywords=4999&pagetype=classSpecifications)

Essential Job Functions

What will I do as a Public Health Microbiologist I?

+ Conducts specialized parasitology examinations to identify ova, worms, and protozoa present in fecal specimens.

+ Performs microbiological examinations for the detection and identification of viral agents utilizing live host systems such as tissue cultures, embryonated eggs, and suckling and adult white mice; examines brain material from various animals for suspected rabies.

+ Isolates and identifies fungi of medical significance by correlating information derived from stained smears, wet mounts, biochemical patterns, and colony morphology.

+ Makes microbiological examinations of body fluids, discharges, secretions and blood specimens to determine the presence of mycobacteria, gonorrhea, typhoid, salmonella, shigella, and related organisms, and of foods suspected of causing food poisoning.

+ Performs serological laboratory examinations including agglutination, precipitation, absorption, immunofluorescence and complement fixation tests in connection with the detection and control of syphilis and other diseases.

+ Conducts specific biochemical tests on blood, blood plasma, urine and other body fluids to determine the presence and quantity of specific metabolic substances, and performs such hematological procedures as electrophoresis, complete blood counts, blood sedimentation rates, hemoglobin determinations, and hematocrits.

+ Calibrates laboratory instruments following prescribed methods and performs other quality control procedures to assure the operational accuracy of equipment and test reproducibility; performs first-line maintenance on such equipment.

+ Gives bench-level instruction on the detailed aspects of assignments to approved trainees, newly hired microbiologists, and professional personnel from medical laboratories in the community who have been referred or seek assistance in the proper conduct of test procedures.

Requirements

REQUIREMENTS TO QUALIFY:

A current Public Health Microbiologist's certificate* issued by the California State Department of Public Health.**

LICENSE:

A valid California Class C Driver License or the ability to utilize an alternative method of transportation to perform job-related essential functions may be required.

PHYSICAL CLASS:

2 - 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, stopping, or squatting. Considerable ambulation may be involved.

SPECIAL REQUIREMENT INFORMATION:

*In order to receive credit for any required certifications, you must attach a legible copy of the certificate/letter with your application online at the time of filing or within fifteen (15) calendar days from application submission to [email protected]

** For information onhow 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

We do not accept password-protected documents. Ensure documents are unlocked before attaching to your application or sending to the exam analyst.

DESIRABLE QUALIFICATIONS:

The experience listed below must be work experience beyond the Minimum Requirements.

+ Experience utilizing software programs such as Microsoft Office (word, excel, power point or access) to create documents, reports, databases, flow charts, etc.

+ Experience in a research, clinical, or public health laboratory.

+ Experience with laboratory techniques including microscopy, gel electrophoresis, nucleic acid extraction, polymerase chain reaction (PCR), DNA sequencing, etc.

+ Experience using diagnostic testing methodologies to include limitations of testing, reference methods, appropriate test utilization, and test interpretation.

+ Experience using diagnostic testing methodologies for bacterial serotyping, water, and dairy sample testing.

Additional Information

EXAMINATION CONTENT

This assessment type will evaluate the education 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 examination in order to be added on the Eligible List.

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

ELIGIBILITY & VACANCY INFORMATION

Candidates who passed the assessment are placed on the Eligible List in the order of their score group for a period of twelve (12) months following the date of eligibility. The Eligible List resulting from this examination will be used to fill vacancies in the Department of Public Health as they occur.

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

AVAILABLE SHIFT

Any, including evenings, nights, weekends and holidays.

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 beREJECTED.

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.

We will send notifications to the email address provided on the application, so it is important that you provide a valid email address. If you choose to unsubscribe or opt out from receiving our emails, it is possible to view notices by logging into governmentjobs.com and checking the profile inbox. It is every applicant’s responsibility to take steps to view correspondence, and we will not consider claims of missing notices to be a valid reason for extensions. Register the below domains as approved senders to prevent email notifications from being filtered as spam/ junk mail.

+ [email protected]

+ [email protected]

New email addresses need to be verified. This only needs to be done once per email address and can be done at any time by logging in to governmentjobs.com and following the prompts. This is to enhance the security of the online application and to prevent incorrectly entered email addresses.

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.

SOCIAL SECURITY NUMBER:

Please include your Social Security Number for record control purposes in the format XXX-XX-XXXX. Federal law requires that all employed persons have a Social Security Number.

NO SHARING OF 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 [email protected] 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 in equalities and disparities amongst race. We support the ARDI Strategic Plan and its goals by improving equality, diversity, and inclusion in recruitment, selection, and employment practices.

Department Contact Name: Exam Analyst

Department Contact Phone: (213) 684-8726

Department Contact E-mail: [email protected]

California Relay Services Phone: (800) 735-2922

ADA Coordinator Phone: (844) 914-1006

Teletype Phone: (800) 899-4099

Alternate Teletype Phone: (800) 897-0077

COUNTY OF LOS ANGELES

Employment Information

Any language contained in the job posting supersedes any language contained below.

This document is intended to provide general information about the recruitment process of the County of Los Angeles. Applicants with questions about a specific job posting should contact the exam analyst listed on the posting.

Equal Employment Opportunity/Non-Discrimination Statement:

The County of Los Angeles is an Equal Employment Opportunity Employer and is committed to non-discrimination in the County workforce, regardless of age (40 and over); ancestry; color; ethnicity; religious creed; protected family or medical leave status; disability; marital status; medical condition; genetic information; military and veteran status; national origin; race ; sex; gender; sexual orientation; or any other characteristic protected by State or federal law. For more information, please visit:https://employee.hr.lacounty.gov/eeo-programs/.

Testing Accommodations for Applicants:

The County of Los Angeles complies with all federal and state disability laws and makes reasonable accommodations for qualified applicants and employees with disabilities. If a reasonable accommodation is needed to participate in the job application process, please contact the testing accommodation coordinator listed on the job posting. Hearing impaired applicants with telephone teletype equipment may leave messages by calling the teletype phone number on the job posting. For more information on accommodations, please visit:https://hr.lacounty.gov/accessibility/.

Fair Chance:

The County of Los Angeles is a Fair Chance employer. Except as otherwise permissible under applicable laws, you will not be asked to provide information about conviction history unless you receive a conditional offer of employment. The County will make an individualized assessment of whether your conviction history has a direct and adverse relationship with the specific duties of the job, and will also consider potential mitigating factors, which may include, but is not limited to, evidence and extent of rehabilitation, recency of the offense(s), and age at the time of the offense(s). If asked to provide information about conviction history, any convictions or court records which are exempted by a valid court order do not have to be disclosed. Qualified applicants with arrest or conviction records will be considered for employment in accordance with County Fair Chance Policies and the Fair Chance Act (Gov. Code Section 12952).

Employment Eligibility:

Final appointment is contingent upon verification of U.S. citizenship or the right to work in the United States.

Career PathFinder:

Resources to help current and prospective employees plan a career with Los Angeles County are available. To explore career paths to and from nearly all job titles, please visit our interactive Career PathFinder application athttp://career-pathfinder.hr.lacounty.gov.

Veteran’s Credit:

Pursuant to the County Charter and County policy, in all open competitive examinations (i.e., examinations open to everyone), the County of Los Angeles will add a credit of 10 percent of the total credits specified for such examination to the final passing score of an honorably discharged veteran, as well as the spouse of a deceased or disabled veteran, who served in the Armed Forces of the United States under specific conditions.

For more information on veteran’s credit, please visit:https://file.lacounty.gov/SDSInter/dhr/205102\_PPG\_115.pdf

Revised September 2025

For detailed information, please clickhere (http://hr.lacounty.gov/benefits/)

01

This Supplemental Questionnaire (SQ) is to be completed by all applicants for the Public Health Microbiologist I examination. The information you provide on this Supplemental Questionnaire will be evaluated and used to determine your eligibility on the certification list. Read each question carefully and be specific on your answers including all the information as requested; please do notCOPY AND PASTEall your Duties in the application under the Work Experience section, from your resume, and/or from the Class Specification(s). In doing so, your application will be dispositioned as incomplete and will beREJECTED. It is the applicant's sole responsibility to complete this questionnaire completely, correctly, and accurately.THE EXPERIENCE YOU CLAIM IN THIS SUPPLEMENTAL QUESTIONNAIRE MUST BE CONSISTENT WITH THE EXPERIENCE LISTED IN YOUR APPLICATION.Comments such as"SEE RESUME"or"SEE APPLICATION"will not be considered as a response; therefore, using such statement will result in your application being dispositioned as incomplete and will beREJECTED. You certify that the information provided is accurate and you are aware that the information on the application and Supplemental Questionnaire is subject to verification at any time during the examination, selection and hiring process. You also understand that any false statements may result in disqualification or dismissal. Notifications and examination results will be sent electronically to the email address provided on the application.

+ Yes, I understand the above and agree.

02

Minimum Requirements

Do you have a Public Health Microbiologist's certificate issued by the California State Department of Health.

Failure to submit the required document at the time of filing or within 15 days of filing will result in your application beingREJECTED as INCOMPLETE.

+ Yes, I do have a PHM certificate issued by the California State Department of Health and I've attached it to my application.

+ No, I don't have a PHM certificate issued by the California State Department of Health.

03

Desirable Qualifications

Do you have experience in one of the following laboratories?

+ Research Laboratory

+ Clinical Laboratory

+ Public Health Laboratory

+ Not Applicable

04

DESIRABLE QUALIFICATIONS

For the following questions (4 to 7), please describe your experience (IF ANY). If you do not have the specified experience, please typeNO EXPERIENCE.

Describe in detailyour experience utilizing software programs such as Microsoft Office. List the specific program(s) and how they were utilized.

NOTE:Foreach experienceplease indicate the following information:

+ a)Name and Address of Employer

+ b)Position/Title held

+ c)Date From: (MM/DD/YYYY), Date To: (MM/DD/YYYY) (specifically, when you performed the duties)

+ d)Hours Worked per Week

+ e)Detail your experience

Note:If any of the requested information is missing or if a response of "see resume" is provided, no credit will be awarded.

05

Describe in detailyour experience with laboratory techniques including microscopy, methods for conventional identification of bacterial pathogens, viruses, and parasites, gel electrophoresis, nucleic acid extraction methods, polymerase chain reaction (PCR), DNA sequencing, etc.

NOTE:Foreach experienceplease indicate the following information:

+ a)Name and Address of Employer

+ b)Position/Title held

+ c)Date From: (MM/DD/YYYY), Date To: (MM/DD/YYYY) (specifically, when you performed the duties)

+ d)Hours Worked per Week

+ e)Detail your experience

Note:If any of the requested information is missing or if a response of "see resume" is provided, no credit will be awarded.

06

Describe in detailyour experience using diagnostic testing methodologies to include limitations of testing, reference methods, appropriate test utilization and test interpretation.

NOTE:Foreach experienceplease indicate the following information:

+ a)Name and Address of Employer

+ b)Position/Title held

+ c)Date From: (MM/DD/YYYY), Date To: (MM/DD/YYYY) (specifically, when you performed the duties)

+ d)Hours Worked per Week

+ e)Detail your experience

Note:If any of the requested information is missing or if a response of "see resume" is provided, no credit will be awarded.

07

Describe in detailyour experience using diagnostic testing methodologies for bacterial serotyping, water, and dairy sample testing.

NOTE:Foreach experienceplease indicate the following information:

+ a)Name and Address of Employer

+ b)Position/Title held

+ c)Date From: (MM/DD/YYYY), Date To: (MM/DD/YYYY) (specifically, when you performed the duties)

+ d)Hours Worked per Week

+ e)Detail your experience

Note:If any of the requested information is missing or if a response of "see resume" is provided, no credit will be awarded.

08

I have reviewed my responses on this Supplemental Questionnaire and all responses are complete, correct and accurate.

+ Yes, I have reviewed my responses before submitting my application.

Required Question

Employer

County of Los Angeles

Address

**************

Los Angeles, California, 90010

Website

http://hr.lacounty.gov

Please verify your email addressVerify Email