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Assistant Microbiologist Jobs in California (NOW HIRING)

Staar Surgical Company

Senior Microbiologist

Monrovia, CA

$100K - $130K/yr

... assist in developing experimental designs and test plans. 8. Perform regular site microbiological assessment which covers manufacturing processes, manufacturing environment, raw material receipt and ...

Actalent

QC Microbiologist

Valencia, CA

Conduct ATP testing and microbiological swabbing activities to assess cleanliness and contamination levels of equipment, utilities, and facilities. * Assist with microbiological risk assessments ...

Staar Surgical

Senior Microbiologist

Monrovia, CA · On-site

$100K - $130K/yr

... assist in developing experimental designs and test plans. 8. Perform regular site microbiological assessment which covers manufacturing processes, manufacturing environment, raw material receipt and ...

Lief Labs

QC Microbiologist

Valencia, CA

$25.75 - $34/hr

Conduct ATP and microbiological swabbing activities and evaluate results. * Assist in assessing microbiological risks related to new equipment, facility modifications, and process changes.

Lief Labs

QC Microbiologist

Valencia, CA · On-site

$25.75 - $34/hr

Conduct ATP and microbiological swabbing activities and evaluate results. * Assist in assessing microbiological risks related to new equipment, facility modifications, and process changes.

Lief Labs

QC Microbiologist

Valencia, CA

$25.75 - $34/hr

Conduct ATP and microbiological swabbing activities and evaluate results. * Assist in assessing microbiological risks related to new equipment, facility modifications, and process changes.

American Regent, Inc.

Microbiologist II

Brea, CA · On-site

$79K - $84K/yr

Ordering laboratory supplies and maintaining inventory. * Assist in the development, optimization, and validation of microbiological test methods. * Generate protocols, review data, and write final ...

AMERICAN REGENT

Microbiologist II

Brea, CA · On-site

$79K - $84K/yr

Ordering laboratory supplies and maintaining inventory. * Assist in the development, optimization, and validation of microbiological test methods. * Generate protocols, review data, and write final ...

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How much do assistant microbiologist jobs pay per hour?

As of Aug 9, 2026, the average hourly pay for assistant microbiologist in California is $22.11, according to ZipRecruiter salary data. Most workers in this role earn between $17.07 and $25.14 per hour, depending on experience, location, and employer.

What skills and qualifications are needed to be an assistant microbiologist?

To thrive as an Assistant Microbiologist, you need a solid background in biology or microbiology, laboratory techniques, and data analysis, generally supported by a relevant bachelor's degree. Familiarity with laboratory equipment, aseptic techniques, and software like LIMS (Laboratory Information Management Systems) is typically required. Attention to detail, strong organizational skills, and teamwork are crucial soft skills in this role. These abilities are essential for ensuring accurate data collection, maintaining safety standards, and supporting efficient research or testing processes.

What is an assistant microbiologist?

Assistant Microbiologists are professionals who support senior microbiologists in laboratories by conducting experiments, preparing samples, analyzing data, and maintaining laboratory equipment. They often work in healthcare, food safety, environmental, or research settings to help detect and study microorganisms such as bacteria, viruses, and fungi. Their work is essential for ensuring quality control, disease prevention, and advancing scientific knowledge. Assistant Microbiologists must follow strict safety protocols and accurately document their findings to assist in research and reporting.

What challenges do assistant microbiologists face in a laboratory setting?

Assistant Microbiologists often encounter challenges such as maintaining strict adherence to sterile techniques to prevent contamination, managing time effectively to process multiple samples, and accurately recording detailed observations under tight deadlines. Collaboration with other lab members and senior microbiologists is crucial, as tasks often require coordination across different projects. Additionally, adapting to rapidly changing protocols or new equipment can require continuous learning and flexibility in daily routines.
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Assistant Microbiologist jobs near you
Infographic showing various Assistant Microbiologist job openings in California as of August 2026, with employment types broken down into 1% As Needed, 75% Full Time, 21% Part Time, 1% Temporary, and 2% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $45,982 per year, or $22.1 per hour.

Senior Microbiologist

Staar Surgical Company

Monrovia, CA

$100K - $130K/yr

Full-time

Re-posted 27 days ago

Job description

MAIN JOB RESPONSIBILITIES / COMPETENCIES
1. Develop and execute plans to expand QC laboratory capabilities for microbiology, to include, but not limited to:
a. identification and purchase of necessary equipment
b. writing, coordinating and performance of equipment qualifications
c. development and/or revision of new or improved microbiological methodologies
d. writing, coordinating and performance of validation of microbiological methodologies
e. development of standard operating procedures
f. establishment of database for test results
g. management of microbiology laboratory
2. Perform routine microbiological testing:
a. product and water system bioburden
b. biological indicator (BI) testing for sterility
c. BI population verification
d. product sterility
e. material and product cytotoxicity
f. endotoxin testing
g. environment monitoring
3. Ensure that all the samples are tested according to specified methods and devise a system to ensure full traceability of the samples.
4. Review, analyze and interpret data from samples.
5. Subject Matter Expert for microbiology.
6. Lead and support research and development and method development efforts.
7. Develop or assist in developing experimental designs and test plans.
8. Perform regular site microbiological assessment which covers manufacturing processes, manufacturing environment, raw material receipt and handling systems, process water systems and hygienic practices.
9. Define and ensure the training of relevant personnel to required microbiological techniques.
10. Travel to other STAAR facilities, as required.
11. Perform additional duties as assigned

REQUIREMENTS

EDUCATION & TRAINING
Minimum of a Bachelor of Science (BS) degree in Microbiology or equivalent combination of education/experience.
Master's Degree preferred.

EXPERIENCE
Minimum eight years working experience as a Microbiologist in the medical device, pharmaceutical or biologics industry, with experience in the practical application of microbiology techniques, FDA Quality System Regulation and ISO 13485 or equivalent, required
Working experience with and understanding of industry best laboratory practices, techniques, equipment, materials and mathematical calculations, required.
Experience with development, writing and execution of equipment qualifications and method validations, required.
Experience in implementation and management of microbiology laboratory, required.

SKILLS
Understanding and knowledge of current and emerging bioanalytical tools and techniques, required.
Excellent project management, organization, writing, communication and presentation skills required.
Ability to develop, write, execute qualification/validation protocols and reports.
Ability to compile, analyze, graph, and compare data using standard statistical techniques (i.e., t-tests, ANOVA, linear regression analysis, etc.).
Ability to work well independently and in a team-based environment.
A high level of initiative and leadership capabilities.
Demonstrated expert knowledge of Windows-based software, including Word, Excel, Access, Project, and Power Point.
Proficiency in written and spoken English required.

Pay range is $100k - $130k - final compensation will depend on experience.

STAAR Surgical is an Equal Opportunity/Affirmative Action employer and all qualified applicants will receive consideration without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran or disability status, or any other characteristic protected by law.

Employment Type: Full time

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