Senior Chemist – Trace Analysis Lab

6 days ago


Greater Kolkata Area, India EFRAC Lab Full time

Location: EFRAC, Kolkata Department: Trace Analysis (Food & Agri Division) Experience: 6–8 years in trace-level testing of food and agricultural samples Role Summary The Senior Chemist will perform trace-level analysis of contaminants, residues and nutritional markers in food and agricultural products. The role requires strong hands-on expertise with instruments like LC-MS/MS, GC-MS/MS, ICP-MS, HPLC, GC and familiarity with national and international standards for residue and contaminant testing. Key Responsibilities 1. Instrument Operation & Analysis - Perform quantitative and qualitative analysis for pesticides, mycotoxins, veterinary drugs, heavy metals, and other trace contaminants. - Operate and troubleshoot LC-MS/MS, GC-MS/MS, ICP-MS and supporting chromatographic systems. - Ensure correct method execution, calibration, and system suitability. 2. Sample Preparation & Extraction - Handle complex sample preparation workflows including QuEChERS, SPE, LLE, digestion and derivatisation procedures. - Ensure adherence to validated methods and SOPs for each matrix. 3. Method Compliance & Documentation - Follow methods based on FSSAI, APEDA, CODEX, EU, USFDA, AOAC and 17025 requirements. - Maintain complete raw data, logbooks, LIMS entries and analytical records. - Support method verification, matrix extension studies and QC checks. 4. Data Review & Reporting Support - Review chromatograms, peak integrations and calibration performance. - Flag abnormalities, drifts, contamination issues, carryover or instrument instability. - Prepare worksheets, summaries and provide inputs for COA review. 5. Quality & Safety Requirements - Ensure strict adherence to ISO/IEC 17025 guidelines. - Implement good laboratory practices, contamination control and instrument hygiene. - Participate in internal audits, PTs and QC programs (blanks, spikes, CRMs). 6. Team Support & Coordination - Assist junior chemists and trainees in routine analytical tasks. - Coordinate with QA, sample management and reporting sections for smooth workflow. Qualifications - M.Sc in Chemistry / Analytical Chemistry / Biotechnology or related field. - 6–8 years of hands-on trace analysis experience in accredited food/agri labs. - Working knowledge of LC-MS/MS or GC-MS/MS is essential; ICP-MS experience preferred. Key Attributes - Strong technical accuracy and consistency. - Ability to manage multiple samples under tight timelines. - Good spoken English and clear communication.



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