Analytical Chemist – OTC & Personal Care R&D

Sigan America LLC; Illinois; On-site; USD 60,000 - 90,000; Full time

Job summary

Sigan America LLC in Ottawa, IL is seeking an Analytical Chemist to develop, validate, and execute analytical methods for cosmetic, personal care, and OTC drug products. Working across R&D, Quality, Regulatory, and Manufacturing, you will translate concepts into commercially viable products through sound analytical science.

This role offers hands-on exposure to analytical chemistry and product development, with opportunities to contribute to stability programs, regulatory filings, and process

Qualifications

• Bachelor's degree in Chemistry or related scientific discipline.
• 1–3 years of analytical chemistry lab experience.
• Experience with UHPLC, HPLC and/or GC.
• Experience developing, optimizing, or validating analytical methods.
• Strong data interpretation and scientific problem-solving.
• Ability to work independently while managing multiple projects.

Responsibilities

• Develop, optimize, and validate analytical methods for OTC products and APIs.
• Perform analytical testing using UHPLC, HPLC, GC, FTIR, UV-Vis and wet chemistry.
• Design and execute method validation protocols per regulatory requirements.
• Analyze data, investigate anomalies, and prepare technical reports.
• Support reverse engineering studies on competitive products.
• Collaborate with formulation chemists to troubleshoot and optimize performance.
• Maintain accurate records and stay current on analytical trends.

Skills

UHPLC

HPLC

GC

Method development

Data interpretation

Technical writing

Cross-functional collaboration

Independence

Communication

Education

Bachelor's degree in Chemistry

Tools

UHPLC

HPLC

GC

Job description

Sigan America LLC in Ottawa, IL is seeking an Analytical Chemist to develop, validate, and execute analytical methods for cosmetic, personal care, and OTC drug products. Working across R&D, Quality, Regulatory, and Manufacturing, you will translate concepts into commercially viable products through sound analytical science.

This role offers hands-on exposure to analytical chemistry and product development, with opportunities to contribute to stability programs, regulatory filings, and process