Qualification

M.Sc. Chemistry / B.Tech.

Experience

1–3 years of relevant experience.

Department: Civil Testing Laboratory

Location : Mohali

Key Responsibilities

• Perform chemical testing of cement, aggregates/sand, concrete ingredients, water, admixtures, fly ash, GGBS, bricks/blocks and other construction materials.

• Conduct tests such as:

  • Chloride

  • Sulphate / SO₃

  • Loss on Ignition (LOI)

  • Insoluble Residue

  • Magnesia

  • Alkalis (Na₂O / K₂O)

  • pH, TDS, hardness and alkalinity of water

  • Other chemical parameters as per relevant standards/specifications

• Carry out sample preparation, digestion, titration, gravimetric and volumetric analysis.

• Prepare and standardize chemical reagents and maintain reagent records.

• Operate laboratory instruments such as analytical balance, pH meter, conductivity/TDS meter, muffle furnace, oven, spectrophotometer and other applicable equipment.

• Maintain accurate raw data, worksheets, calculations, test registers and test reports.

• Ensure sample identification, traceability and proper storage.

• Follow applicable IS/ASTM/BS/EN test methods and client/project specifications.

• Comply with NABL/ISO/IEC 17025 requirements, laboratory QMS and internal QC procedures.

• Assist in calibration/verification, proficiency testing, internal audits and corrective actions.

• Follow laboratory chemical safety, PPE, waste disposal and housekeeping procedures.

Required Skills

• Practical knowledge of analytical chemistry and chemical testing.

• Good understanding of construction-material testing standards.

• Ability to perform accurate calculations and maintain technical records.

• Knowledge of NABL/ISO 17025 requirements.

• Good MS Excel/Word skills.

• High attention to accuracy, traceability and documentation.