Demo

Sr. Microbiologist

Michael Page
Hayward, CA Full Time
POSTED ON 4/5/2026
AVAILABLE BEFORE 5/3/2026
  • Opportunity to join a fast growing collaborative team!
  • Great benefits package and growth opportunity

About Our Client

This opportunity is with a well-established organization in the nutraceutical sector, known for its robust manufacturing operations and commitment to quality assurance. The company operates as part of a large organization, offering significant resources and career development opportunities.

Job Description

  • Perform Routine testing for Microbiology test and Assay in a timely manner.
  • Site Subject Matter Expert (SME) and oversee the environmental monitoring programs (EMP), including schedule adherence, monitoring, trending, spot mapping, audits, trainings and OOS investigations.
  • Perform Environmental testing includes collect water and Air sample.
  • Prepare media and reagents as required.
  • Update inventory includes check for Expired material and dispose, and order supply with manager's approval.
  • Ensure equipment is in good standing and necessary calibrations are current/
  • Maintain upkeep, storage, and scheduling of pick up of Micro waste.
  • Develop, validate, and document new microbiological analytical methods, including probiotics.
  • Perform literature search for analytical methods, and revises and/or generate SOPs.
  • Coordinate and/or conduct training for new laboratory personnel.
  • Participates in Lab Group Meetings and in-house/outside trainings to enhance analytical knowledge and productivity.
  • Ensure laboratory compliance with cGMP, GLP, and SOPs.
  • Execute root cause analyses (RCA) pertinent OOS investigation.
  • Build and Performs trainings for hygienic practices and good sanitation principles
  • Perform light clerical duties, such as data entry, logs incoming samples, records analytical results, and preparation of reports.
  • Lead Microbiological Technical Projects i.e. improve testing process/methods, method transfers, method validations, etc.
  • Write, revise, and review standard operating procedures, protocols, and work instructions.
  • Lead and manage sample volume and scheduling to ensure timely turn around.
  • Responsible for establishing accommodations for new equipment, maintenance of micro equipment, and scheduling of PM/calibrations of micro equipment.

MPI does not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, disability, veteran status, marital status, or based on an individual's status in any group or class protected by applicable federal, state or local law. MPI encourages applications from minorities, women, the disabled, protected veterans and all other qualified applicants.

MPI does not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, disability, veteran status, marital status, or based on an individual's status in any group or class protected by applicable federal, state or local law. MPI encourages applications from minorities, women, the disabled, protected veterans and all other qualified applicants.

The Successful Applicant

A Successful Sr. Microbiologist Should Have

  • BS in Microbiology, Life Science or a closely related scientific field.
  • 5-7 years of on-the-job experience
  • Experience with routine and probiotic microbiological practices.
  • Proficient in aseptic technique and general lab practice. Experience in Out-of-Specifications (OOS), Non-Conformance (NC) and Corrective Action/Preventative Action (CAPA) for microbiology test failures.
  • Knowledgeable vectoring and common industry practices for investigation.
  • Experience plating and 3M petri film testing.
  • Experience corresponding with outside laboratories regarding samples.
  • Experience optimizing workflow in an production environment.

What's on Offer

  • Competitive annual salary ranging from $80000 to $100000 USD.
  • Comprehensive benefits package, including access to vytalogy resources.
  • Opportunities for professional growth and development within the FMCG industry.
  • Supportive work environment within a large organization.
  • Ability to work onsite daily with a collaborative team in the San Fernando Valley.

If you're ready to take on this exciting opportunity as a Sr. Microbiologist, we encourage you to apply today!

Contact: Brinn Borowsky

Quote job ref: JN-042026-6986749

Salary : $80,000 - $100,000

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