Residue Analysis

GC-MS MS LC-MS MS Analyst 1-2 Years Experience Department Residue Analysis Industry Food Testing Laboratory FSSAI NABL 17025 Location Gujarat Rajasthan Position Overview We are seeking a motivated GC-MS MS LC-MS MS Analyst with 1-2 years of hands-on experience in pesticide residue testing contaminants analysis or food agri product testing The role involves sample preparation instrument operation basic troubleshooting calibration and adherence to NABL ISO IEC 17025 guidelines The candidate will work with advanced mass spectrometry platforms Agilent Sciex Waters Shimadzu Thermo for routine testing of spices and other food products Key Responsibilities 1 Instrument Operation GC-MS MS LC-MS MS Perform daily system checks tuning calibration and QC verification Set up acquisition methods MRM transitions retention times and instrument sequences Ensure stable performance peak shape sensitivity ion ratios RT consistency Perform basic troubleshooting source cleaning inlet maintenance liner change vacuum checks column trimming etc 2 Sample Preparation Carry out Quenchers extraction clean-up DSPE PSA C18 GCB and evaporation steps Handle extracts for multi-residue pesticides antibiotics mycotoxins PAHs and other contaminants Maintain sample integrity avoid cross-contamination and follow strict SOPs 3 Calibration Quantification Prepare calibration standards solvent and matrix-matched Generate calibration curves r 0 99 using appropriate regression models Validate ion ratios and MRM transition criteria as per SANTE FSSAI guidelines Perform quantification using internal standards and QC acceptance limits 4 Quality Documentation NABL Maintain analytical records raw data chromatograms and instrument logs Follow ISO IEC 17025 documentation and participate in audits Run blanks spikes duplicates and QC samples per batch Ensure traceability of standards reagents and consumables 5 Method Development Validation Assisted Role Assist in optimization of extraction conditions and MS MS parameters Maintain method SOPs and work instructions 6 Lab Operations Support Ensure instrument uptime preventive maintenance and coordination with service teams Follow safety and chemical handling protocols HSE compliance Help manage inventory columns vials gases solvents Quenchers kits standards Required Qualifications Education in Chemistry Analytical Chemistry Food Technology Biotechnology Microbiology Forensic Science or related discipline Experience 1-2 years experience in a food testing lab contract testing lab Experience in pesticide residue analysis preferred Hands-on exposure to at least one instrument-MS MS Agilent Sciex Thermo Shimadzu LC-MS MS Agilent Sciex Thermo Shimadzu Waters Required Technical Skills Knowledge of Quenchers SPE and dilution techniques Understanding of MRM ion ratios dwell time collision energies Experience with chromatography troubleshooting Awareness of ISO 17025 FSSAI APEDA SANTE guidelines Familiarity with software such as Mass Hunter MultiQuant Analyst LabSolutions Trace Finder etc Key Competencies Strong understanding of analytical chemistry Ability to follow SOPs and maintain high accuracy Good communication and documentation skills Teamwork time management and discipline Willingness to work in high-throughput routine environments Job Types Full-time Permanent Pay 60 000 00 - 70 000 00 per month Ability to commute relocate Gandhidham Gujarat Reliably commute or planning to relocate before starting work Preferred Application Question s Do you have relevant exeperience Education Master s Preferred Work Location In person