Research Scientist I — Extractables & Leachables

Baxter International Inc.; Round Lake (IL); On-site; USD 104,000 - 143,000; Full time

Benefits offered by this job

Health benefits

401(k) plan

Employee stock purchase program (ESPP)

Paid time off 20–35 days

Job summary

Baxter International Inc. invites a Research Scientist I - Extractables and Leachables to join our R&D Chemistry team in Round Lake, Illinois.

You will lead analytical studies, develop and validate methods, and partner across Regulatory, Toxicology, Quality, and Manufacturing to advance healthcare solutions. You will apply rigorous analytical judgment, tackle OOS/OOT investigations, and communicate findings to stakeholders.

Qualifications

• Bachelor’s degree in Chemistry or related field required; 5+ years for bachelor path.
• Hands-on analytical chemistry including LC/GC-MS and mass spectrometry.
• Experience with method development, validation, and transfer in regulated environments.
• Knowledge of ICH, USP, and cGxP requirements and regulatory expectations.
• Proficiency with analytical software like MassHunter, Empower, Chromeleon, e-Noval.

Responsibilities

• Lead extractables & leachables studies, including method development, validation, transfer, and lifecycle support.
• Perform advanced chemical and impurity analyses using LC, GC, ICP-MS and related techniques.
• Collaborate with Regulatory, Toxicology, Quality, Manufacturing, and R&D teams to support product development and compliance.
• Investigate OOS/OOT results with root cause analysis and scientific judgment.
• Communicate complex data clearly to both technical and non-technical stakeholders.
• Draft and maintain analytical protocols, validation reports, SOPs, and GMP/Quality System documentation.

Skills

Analytical chemistry

GC/MS

LC/MS

Mass spectrometry

Method development

cGxP compliance

Data interpretation

Cross-functional collaboration

Education

Bachelor's degree in Chemistry

Master's degree

PhD (analytical chemistry)

Tools

MassHunter

Empower

Chromeleon

e-Noval

Job description

Baxter International Inc. invites a Research Scientist I - Extractables and Leachables to join our R&D Chemistry team in Round Lake, Illinois.

You will lead analytical studies, develop and validate methods, and partner across Regulatory, Toxicology, Quality, and Manufacturing to advance healthcare solutions. You will apply rigorous analytical judgment, tackle OOS/OOT investigations, and communicate findings to stakeholders.