Job Title: Lab Technician Water & Wastewater Testing

Company: MVR Technology

Location: Vinjanampadu, Guntur, Andhra Pradesh

Department: Laboratory & Quality Control

Employment Type: Full-time

MVR Technology is looking for a Lab Technician to collect, prepare and test water, wastewater and sludge samples associated with STP, ETP and FSTP operations. The candidate will maintain accurate laboratory records and support process monitoring, quality control and treatment plant performance assessment.

Key Roles and Responsibilities

- Collect samples of raw water, influent, treated effluent and sludge from designated sampling points.

- Follow approved procedures for sample labelling, preservation, storage and transportation.

- Conduct routine tests such as pH, temperature, turbidity, conductivity, total dissolved solids (TDS), total suspended solids (TSS), dissolved oxygen (DO), biochemical oxygen demand (BOD) and chemical oxygen demand (COD).

- Perform additional tests, such as alkalinity, hardness, chlorides, residual chlorine and sludge characteristics, as required by the laboratory’s testing scope.

- Prepare reagents, standard solutions and chemicals according to approved test methods.

- Operate laboratory equipment such as pH meters, conductivity meters, spectrophotometers, analytical balances, incubators, hot air ovens and COD digestion units.

- Carry out routine instrument calibration and performance checks, and maintain calibration records.

- Follow approved SOPs and applicable testing methods to ensure reliable results.

- Perform quality control checks, including blanks, standards and duplicate samples, as required.

- Record observations,



calculations and test results accurately in laboratory registers or software.

- Prepare daily, weekly and monthly testing reports for review by the responsible engineer or laboratory supervisor.

- Immediately report unusual results, suspected contamination, equipment faults and deviations from specified limits.

- Support plant engineers in monitoring treatment efficiency and identifying process problems.

- Maintain sample registers, reagent preparation records, equipment logs and chemical inventory.

- Monitor reagent expiry dates and arrange timely replenishment of laboratory consumables.

- Clean and maintain glassware, instruments and laboratory work areas.

- Follow chemical handling, PPE and laboratory safety procedures.

- Segregate and dispose of laboratory waste according to approved procedures.

- Coordinate with external laboratories for specialised testing when required.

- Assist during laboratory inspections, audits and project documentation activities.

- Travel to treatment plant or project locations for sampling and testing when required.

Required Qualifications

- B.Sc. in Chemistry, Environmental Science or a related discipline.

- Diploma in Laboratory Technology or a relevant qualification with practical water and wastewater testing experience may also be considered.

Required Technical Skills





- Practical knowledge of water and wastewater sampling and testing.

- Familiarity with BOD, COD, pH, TSS, TDS and DO analysis.

- Ability to prepare reagents and perform basic laboratory calculations.

- Knowledge of instrument calibration, laboratory quality control and secure chemical handling.

- Ability to maintain accurate testing records and prepare reports.

- Working knowledge of MS Excel and basic computer applications.

Preferred Experience

- Laboratory experience in STP, ETP, FSTP, water treatment or environmental testing.

- Familiarity with applicable APHA or IS testing methods.

- Exposure to laboratory quality systems and documentation.

- Understanding of wastewater treatment processes and their key operating parameters.

Candidate Profile

- Strong attention to detail and commitment to accurate testing.

- Good organisational, reporting and communication skills.

- Ability to follow SOPs and work independently under supervision.

- Willingness to handle wastewater and sludge samples using prescribed safety measures.

- Willingness to work at the Guntur location and visit project sites when required.

Salary: Based on relevant experience and technical competency.

Apply

Send your updated CV to [email protected]

Subject: Application – Lab Technician – Guntur

HR Contact: (phone hidden)

Naukri Key Skills: Lab Technician, Water Testing, Wastewater Testing, Environmental Laboratory, Sample Collection, BOD, COD, pH, TSS, TDS, Dissolved Oxygen, Chemical Analysis, Instrument Calibration, Laboratory Quality Control, STP, ETP, FSTP, Laboratory Documentation.

📌 Lab Technician (Guntur)
🏢 MVR Technology
📍 Guntur