CareerPlan

Scientist I Analytical Chemist

Saint Charles, MO, usFull-time2026-06-08 → 2026-11-10
No visa sponsorship

Core

Develops and validates LC-MS analytical methods for ADME/DMPK applications in a contract research setting, supporting drug discovery projects.

Role type

Senior IC analytical chemist (ADME/DMPK)

Builds

Production assays and bioanalytical methods for pharmaceutical clients

Domain

Life sciences / Contract Research Organization (CRO) / Drug Discovery

Required skills

LC-MS method development, bioanalytical method validation, mass spectrometry quantification, liquid handling, solid-phase extraction, data QC review, SOP compliance, small team leadership

Preferred skills

Waters or Sciex instrumentation expertise, automation/HTS experience, project management, cross-functional support

Technologies

LC-MS, HPLC, Waters, Sciex

Responsibilities

Develop LC-MS methods for ADME/DMPK, troubleshoot and maintain mass spectrometers, prepare and manage lab inventory, perform data and report QC review, support validation of new methods, provide training to colleagues

Seniority

Mid-level IC with project ownership