Key Responsibilities

- Perform microbiological testing of raw materials, in-process samples, and finished products including liquid detergents, disinfectants, toilet cleaners, floor cleaners, hand wash, liquid soap, shampoo, and other cosmetic products.
- Conduct Microbial Limit Tests (MLT), Total Viable Count (TVC), Total Bacterial Count (TBC), Total Yeast & Mold Count (TYMC), and specified pathogen testing as per applicable standards.
- Test and monitor purified water, RO water, and process water for microbiological quality.
- Carry out environmental monitoring of production areas, equipment, and personnel using swab and air sampling techniques.
- Prepare, sterilize, and maintain microbiological media, reagents, and microbial cultures.
- Perform aseptic techniques and maintain contamination-free laboratory practices.
- Maintain accurate laboratory records, test reports, logbooks, and Certificates of Analysis (COA).
- Investigate Out-of-Specification (OOS) and Out-of-Trend (OOT) microbiological results and support CAPA implementation.
- Ensure calibration, qualification, and routine maintenance of microbiology laboratory instruments.




- Support product stability studies and preservative efficacy testing (where applicable).
- Coordinate with QA, QC, R&D;, and Production teams for microbiological investigations and product quality improvements.
- Ensure compliance with GMP, GLP, ISO 9001, and applicable cosmetic regulatory requirements.
- Participate in internal audits, external audits, and continuous improvement initiatives.

Required Skills

- Strong knowledge of microbiological testing methods and aseptic laboratory practices.
- Familiarity with IS, BIS, ISO, and cosmetic microbiological testing requirements.
- Hands-on experience with membrane filtration, pour plate, spread plate, and serial dilution techniques.
- Knowledge of preservative effectiveness testing (PET/Challenge Test) is preferred.
- Experience in environmental monitoring and water microbiology.
- Valuable documentation practices (GDP) and data integrity awareness.
- Proficiency in Microsoft Office and laboratory documentation.

📌 Microbiologist Analyst (Gujarat)
🏢 Concepts Hygiene
📍 Gujarat