Public Health Microbiologist, Martinez, California

Employer Contra Costa County, CA
Created 09/21/2021
Reference 464211
Job type Full Time
Country United States
State California
City Martinez
Salary $80,961.60 - $98,409.36 Annually
The Position

Bargaining Unit: Local 856 - Health Services Unit

Contra Costa County's Health Services Department is offering an excellent career opportunity for individuals interested in a Public Health Microbiologist position.

Public Health Microbiologists are responsible for performing bacteriological, parasitological, serological, and virological examinations on human, animal, food and water specimen. The incumbents will prepare specimens for analysis, make slide examinations, and perform cultural procedures which result in the identification of pathogenic bacteria such as tuberculosis or enteric organisms. The incumbents will also analyze food, milk, and water samples for pathogenic bacteria and toxic agents and perform serological tests on blood serum as an aide in the diagnosis of various diseases.

To read the complete job description, please visit the website

The eligible list established from this recruitment may remain in effect for six months.

Typical Tasks
  • Prepares specimen for analysis
  • Make slide examinations and performs cultural procedure which result in the Identification of pathogenic bacteria such as tuberculosis or enteric organisms
  • Analyzes food, milk and water sample for pathogenic bacteria and toxic agents Performs serological tests on blood serum as an aid in diagnosis of such diseases as syphilis and other disease which result in an elevated blood titer
  • Performs tests on brain material for the identification of rabies virus
  • Performs various molecular techniques for the detection of viruses and bacteria

Minimum Qualifications

License Required: Possession of a valid certificate as a Public Health Microbiologist issued by the California State Department of Health.

Other Requirements: A background investigation/fingerprint and/or physical exam may be required prior to the start of employment.

Applicants must submit a copy of their Public Health Microbiologist certificate. Certification information is available online at the California State Department of Health Services' website:


Selection Process

1. Application Filing: All applicants must apply on-line at and submit the information as indicated on the job announcement by the final filing date.

2. Application Evaluation: Depending on the number of applications received, an Application Evaluation Board may be convened to evaluate and select the best-qualified candidates for invitation to the next phase of the examination.

3. Training and Experience Evaluation: Consists of an evaluation of each candidate's relevant education, training and/or experience as presented on the application and supplemental questionnaire (Weighted 100%).

The examination steps noted above may be changed in accordance with the County's Personnel Management Regulations and accepted selection practices.

COVID-19 Vaccine Requirements

Please note that as of August 24, 2021, Contra Costa County enacted a mandatory COVID-19 vaccine requirement for employees. Proof of full vaccination will be required of all employees, including new hires. The policy requirements can be found here:

After you receive a conditional job offer, you will be fingerprinted, and your fingerprints will be sent to the California Department of Justice (DOJ) and the Federal Bureau of Investigation (FBI). The resulting report of your conviction history (if any) will be used to determine whether the nature of your conviction conflicts with the specific duties and responsibilities of the job for which you have received a conditional job offer. If a conflict exists, you will be asked to present any evidence of rehabilitation that may mitigate the conflict, except when federal or state regulations bar employment in specific circumstances. Having a conviction history does not automatically preclude you from a job with Contra Costa County. If you accept a conditional job offer, the Human Resources department will contact you to schedule a fingerprinting appointment.

All Contra Costa County employees are designated Disaster Service Workers through state and local law. Employment with the County requires the affirmation of a loyalty oath to this effect. Employees are required to complete all Disaster Service Worker-related training as assigned, and to return to work as ordered in the event of an emergency.

It is the policy of Contra Costa County to consider all applicants for employment without regard to race, color, religion, sex, national origin, ethnicity, age, disability, sexual orientation, gender, gender identity , gender expression, marital status, ancestry, medical condition, genetic information, military or veteran status, or other protected category under the law.

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