CareerPlan

Scientist II - Analytical Chemist

Saint Charles, MO, usFull-time2026-10-07 → 2026-11-10

Core

Develop and validate LC-MS methods for ADME/DMPK and BioAnalysis applications in a contract research setting.

Role type

Senior IC analytical chemist (LC-MS method development)

Builds

Bioanalytical methods for drug metabolism, metabolite identification, and proteomics

Domain

Life sciences / Contract Research Organization (CRO)

Required skills

LC-MS method development, Mass Spectrometry troubleshooting, HPLC operation, regulatory validation (FDA/ICH/OECD), lab management, inventory management, data QC review

Preferred skills

Sciex or Thermo High Resolution/Accurate Mass Instrumentation experience, High-Throughput method development, R&D program leadership

Technologies

LC-MS, HPLC, Mass Spectrometers

Responsibilities

Develop LC-MS methods for ADME/DMPK and BioAnalysis, troubleshoot and maintain Mass Spectrometers and HPLC units, manage lab operations and equipment, prepare and manage inventory of buffers and reagents, perform data and report QC review, support validation of new methods

Seniority

Senior, hands-on IC