Soil and Construction Materials Laboratory Technician

Job Objective:Perform laboratory and field testing of soil and construction materials, prepare samples, operate testing equipment, and accurately document results while complying with laboratory quality and safety procedures and ISO/IEC 17025:2017 requirements.Key Responsibilities1. Laboratory Testing:Receive, identify, label, and prepare samples in accordance with approved procedures.Perform soil testing, including particle size distribution, Atterberg limits, moisture content, specific gravity, and standard and modified compaction tests, as well as other tests for which the technician has been trained and authorized.Assist with soil bearing capacity, shear strength, and other geotechnical tests within the laboratory's scope of services.Record test data and results in accordance with applicable standards and approved testing methods.2. Sample Preparation and Field Testing:Prepare, preserve, and document borehole samples, including their depths and sampling locations.Participate in field testing and assist with conducting and documenting Standard Penetration Tests (SPT) under the supervision of the responsible technical personnel.Maintain sample integrity and traceability during transportation and storage.3. Equipment Operation and Maintenance:Operate testing equipment and perform pre-use checks in accordance with approved operating instructions.Maintain equipment cleanliness and report malfunctions or unsafe conditions.Comply with calibration and verification requirements and refrain from using equipment that is unfit for use or withdrawn from service.4. Quality and Documentation:Comply with approved laboratory operating and quality control procedures.Record raw data, test results, and sample, equipment, and maintenance records.Report errors, unusual results, and nonconformities, and assist during internal audits and external assessments.Do not alter test results or approve reports without formal authorization.5. Occupational Health and Safety:Comply with health and safety procedures and use appropriate personal protective equipment in the laboratory and at field sites.Maintain a clean and organized work area, handle equipment safely, and report hazards and incidents.Educational Qualifications and Experience:Diploma in Civil Engineering, Laboratory Technology, or a related technical field.2–5 years of experience in soil or construction materials testing laboratories.Practical knowledge of testing methods, sample preparation, and equipment operation.Ability to document test results and use Microsoft Office, particularly Excel.Training in soil testing, occupational safety, and laboratory quality management is preferred.Additional Requirements:A valid driving license recognized in Saudi Arabia.Willingness to work in the laboratory and travel to project sites and borehole locations as required.Commitment to confidentiality, quality, and safety requirements, and participation in training and professional development programs.