Senior Water & Wastewater Analyst (NABL Laboratory)

Company: Hiyoshi India Ecological Services Pvt. Ltd.
Job Type: Full time
Experience: Minimum 2+ Years (Mandatory)
Location: Chennai, Tamil Nadu

Job Summary

We are looking for an experienced Senior Water & Wastewater Analyst with hands-on experience in a NABL-accredited environmental laboratory. The ideal candidate should have solid technical knowledge of water and wastewater analysis, NABL/ISO 17025 documentation, quality systems, and operation of analytical instruments.

Key Responsibilities
Perform physical and chemical analysis of water and wastewater samples as per IS, APHA, and NABL requirements.
Operate and maintain laboratory instruments such as ICP-OES, UV-Vis Spectrophotometer, TOC Analyzer, BOD Incubator, COD Reactor, pH Meter, Conductivity Meter, Turbidity Meter, Titration Systems, and other analytical equipment.
Prepare standards, reagents, and calibration solutions.
Perform instrument calibration, quality control (QC), and method validation activities.
Maintain NABL documentation, test records,



worksheets, and SOPs in compliance with ISO/IEC 17025 requirements.
Review analytical results and ensure accuracy before reporting.
Participate in internal audits, proficiency testing (PT), and corrective actions.
Ensure laboratory safety, housekeeping, and proper sample handling.
Train and guide junior analysts whenever required.

Requirements
Qualification: B.Sc./M.Sc. Chemistry, Environmental Science, Analytical Chemistry, or related discipline.
Experience: Minimum 2 years in a NABL-accredited Water & Wastewater Testing Laboratory.
Strong knowledge of APHA, IS methods, ISO/IEC 17025, QA/QC, and laboratory documentation.
Experience in heavy metals analysis and environmental testing will be an added advantage.
Valuable analytical, documentation, and communication skills.

Preferred Skills
Experience with LIMS software.
Knowledge of method validation and uncertainty calculations.

📌 Senior Analyst Tharamani
🏢 Hiyoshi India Ecological Services
📍 Tharamani