Senior Laboratory Technician – Ready Mix Factory

About the role

The Senior Laboratory Technician is responsible for conducting laboratory testing and quality‑control activities on raw materials and concrete, ensuring compliance with mix designs, project specifications and international standards.

Key responsibilities

• Test raw materials such as cement, aggregates, water and chemical admixtures.
• Perform fresh concrete tests (slump, temperature, density, air content) and prepare cubes/cylinders for compressive‑strength testing.
• Monitor and verify concrete mix designs, trial mixes and aggregate properties (sieve analysis, moisture content, specific gravity, absorption).
• Maintain calibration, records, test reports and quality‑control documentation.
• Investigate non‑conforming results, identify root causes and support corrective actions.
• Coordinate with batching plant, production, site technicians and QC engineers.

Required profile

• Educational qualification: Civil Engineer.
• Relevant experience in concrete laboratory testing and quality control.

Required skills

• Concrete testing methods (slump, compressive strength, density, air content).
• Aggregate testing (sieve analysis, moisture content, specific gravity, absorption).
• Calibration and maintenance of laboratory equipment.
• Accurate record‑keeping and preparation of test reports.