Microbiologist WATER AND Wastewater Testing Laboratory

Earth Envirotech; Bhuj, Gandhidham, Anjar; On-site; INR 350,000 - 550,000; Full time

Job summary

Earth Envirotech is seeking a meticulous Microbiologist to perform microbiological testing on drinking water, groundwater, surface water, sewage and industrial wastewater. You will maintain quality-control records and support accurate reporting of results.

The role requires hands-on experience with MPN, membrane filtration, culture media preparation, and aseptic techniques, ensuring compliance with SOPs and ISO/IEC 17025/NABL procedures.

Qualifications

• Proficient in water and wastewater microbiology methods.
• Experience with MPN and membrane filtration techniques.
• Skilled in culture media preparation and sterilization.
• Understanding of QA, QC, traceability, and lab documentation.
• Ability to follow SOPs and maintain accurate records.
• Knowledge of NABL/ISO/IEC 17025 is advantageous.

Responsibilities

• Perform microbiological analysis of water and wastewater samples as per the laboratory's approved scope.
• Test parameters such as Total Coliform, Faecal Coliform and E. coli.
• Carry out MPN, membrane filtration and other validated methods.
• Prepare culture media, reagents and sterilization materials; verify media performance where required.
• Operate and monitor autoclaves, incubators, laminar airflow cabinets and related equipment.
• Apply aseptic techniques and prevent cross-contamination during sample handling and analysis.
• Ensure appropriate sample receipt, identification, preservation, storage and testing within prescribed holding times.
• Maintain worksheets, raw data, calculations, culture records, equipment logs and QC records.
• Perform quality checks using blanks, controls, duplicates and other QC measures.
• Follow approved SOPs, method requirements, biosafety practices and ISO/IEC 17025/NABL procedures.
• Assist with equipment calibration/verification, internal audits, proficiency testing, nonconformities and corrective actions.
• Review observations and results, and support preparation of accurate test reports.
• Decontaminate work areas and ensure safe sterilization and disposal of microbiological waste.

Skills

Water microbiology

MPN & membrane filtration

Aseptic techniques

Culture media preparation

Quality control & documentation

ISO/IEC 17025 awareness

Tools

Autoclaves

Incubators

Laminar flow cabinets

Job description

Job Summary

We are seeking a qualified and detail-oriented Microbiologist to carry out microbiological testing of drinking water, groundwater, surface water, sewage and industrial wastewater samples, as applicable. The candidate will perform laboratory analysis, maintain quality-control and technical records, follow approved procedures, and support accurate and timely reporting of results.

Key Responsibilities

• Perform microbiological analysis of water and wastewater samples as per the laboratorys approved scope.
• Test applicable parameters such as Total Coliform, Faecal Coliform and E. coli.
• Carry out MPN, membrane filtration and other validated methods, as applicable.
• Prepare culture media, reagents and sterilization materials; verify media performance where required.
• Operate and routinely monitor autoclaves, incubators, laminar airflow cabinets and related equipment.
• Apply aseptic techniques and prevent cross-contamination during sample handling and analysis.
• Ensure appropriate sample receipt, identification, preservation, storage and testing within prescribed holding times.
• Maintain worksheets, raw data, calculations, culture records, equipment logs and quality-control records.
• Perform applicable quality checks using blanks, controls, duplicates and other prescribed QC measures.
• Follow approved SOPs, method requirements, biosafety practices and applicable ISO/IEC 17025/NABL procedures.
• Assist with equipment calibration/verification, internal audits, proficiency testing, nonconformities and corrective actions.
• Review observations and results, and support preparation of accurate test reports.
• Decontaminate work areas and ensure safe sterilization and disposal of microbiological waste.

Required Skills and Competencies

• Practical understanding of water and wastewater microbiology.
• Knowledge of MPN and membrane filtration techniques.
• Experience in culture media preparation, sterilization and aseptic laboratory practices.
• Understanding of quality assurance, quality control, traceability and laboratory documentation.
• Ability to follow SOPs, maintain accurate records and work carefully with samples.
• Knowledge of NABL-accredited laboratory practices and ISO/IEC 17025 requirements will be an advantage.