Lab Technician

Job Description Lab Technician (Civil Road Works)

Position: Lab Technician
Department: Quality Control / Civil Works
Project: Road Construction / Highway Works
Reporting To: QA/QC Engineer / Materials Engineer

Job Summary

Responsible for conducting field and laboratory tests on construction materials used in road works, ensuring that materials and completed works comply with project specifications, approved standards, and quality requirements.

Key Responsibilities

• Collect samples of soil, aggregates, bitumen, asphalt, cement, concrete, and other construction materials.
• Conduct laboratory and field tests as per project specifications and applicable IS/ASTM/MORTH standards.
• Perform soil tests such as moisture content, sieve analysis, Atterberg limits, Proctor compaction, and field density tests.
• Conduct aggregate tests including sieve analysis, impact/crushing value, flakiness and elongation, specific gravity, and water absorption.
• Carry out tests on bitumen and bituminous mixes, including penetration, ductility, softening point, and relevant mix-quality tests.
• Conduct field density and compaction tests for subgrade, GSB, and WMM layers.
• Assist with testing of concrete, cement, and other materials where required.
• Monitor material quality at site and report any non-conforming materials or test results.
• Maintain laboratory equipment, testing instruments, calibration records, and housekeeping.
• Prepare daily test reports, laboratory records, sample registers, and quality documentation.
• Ensure proper identification, storage, and handling of samples.
• Coordinate with site engineers, QA/QC engineers, and material suppliers regarding testing requirements.
• Follow all applicable safety procedures and laboratory practices.

Required Qualifications

• Diploma / ITI /. in Civil Engineering, or relevant technical qualification.
• Experience in road/highway construction laboratory testing is preferred.
• Knowledge of relevant IS, MORTH, ASTM and project specifications.
• Ability to operate standard civil material testing equipment.
• Basic computer and report-preparation skills.

Desired Experience

• 1–5 years of experience in civil construction, road works, highway projects, or material testing laboratories.

Key Skills

• Soil, aggregate, concrete, and bitumen testing
• Field density and compaction testing
• Quality control and documentation
• Test report preparation
• Knowledge of road construction materials
• Attention to detail and accuracy
• Ability to work at construction sites and laboratories

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