Analytical Chemist, Mass Spectrometry
Nashville, Tennessee, United States
Specialized as a mass spectrometrist, characterizing oral fluid and blood samples in a laboratory offering clinical toxicology assays to healthcare providers.Operated and maintained a fleet of LC-MS/MS (range of Agilent/Sciex systems/software), GC-FID, and automated ELISA instrumentation. Developed expertise in diagnosing and resolving complex instrument malfunctions, including chromatographic issues, pressure anomalies, and signal problems. Trained and mentored new team members.Utilized liquid handling robots for sample preparation and automated solid-phase extraction. Gained additional experience in manual extraction techniques, including liquid-liquid and solid-liquid extraction. Periodically assisted with preparation of COVID-19 samples for RT-PCR testing.Assessed data in real time, monitoring instrument performance and conducting primary data analysis for assays identifying up to 180 drug analytes per injection. Evaluated each sample for quantitative/qualitative criteria using isotopic internal standards, calibrators, and controls. Preserved patient confidentiality and the security of Protected Health Information (PHI) in accordance with HIPAA regulations.Maintained a strong commitment to expanding my knowledge and deepening my understanding of the field, achieving a promotion to the Research and Development department.