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Senior Scientist, I - Drug Substance Analytical R&D

North Chicago, IL, us💼 Full-time🗓 2026-07-15 → 2026-07-31

Core

Developing and optimizing analytical methods for drug substance (active pharmaceutical ingredient) programs from pre-clinical through first-in-human clinical stages.

Role type

Senior Scientist I, Drug Substance Analytical R&D

Builds

Analytical methods, technical transfer packages, and data supporting regulatory requirements for small-molecule drug substances.

Domain

Pharmaceutical R&D, Analytical Chemistry, Small-molecule drug development

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

Analytical method development and optimization, Impurity profiling, Chromatographic analysis (HPLC/GC), Spectroscopic techniques, Organic chemistry fundamentals, GxP compliance, Data interpretation and visualization

Preferred skills

Synthetic organic chemistry knowledge, Peptide analysis and SPPS experience, Troubleshooting analytical methods, Cross-functional collaboration

Technologies

HPLC, GC, Computerized data handling systems

Responsibilities

Apply analytical separation and detection modes for complex impurity profiling of pharmaceutical drug substances. Lead the analytical aspects of a project while working with other functional areas to advance projects through the development pipeline. Utilize understanding of a range of analytical techniques to conduct research and development studies related to small-molecule drug substances, intermediates, starting materials, impurities, and impurity profiling. Support new product development with advanced method development and validation, technical transfer packages, and generation of technical data in support regulatory requirements. Formulate conclusions and design follow-on experiments based on multidisciplinary data. Process, interpret, and visualize data to facilitate project team decisions.

Seniority

Senior, hands-on IC

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