Analytical Chemist, OTC & Personal Care R&D

Sigan America LLC; Illinois; On-site; USD 65,000 - 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. You will work closely with R&D, Quality, Regulatory, and Manufacturing to transform concepts into commercially viable products, using UHPLC, HPLC, GC, FTIR, and UV-Vis techniques.

This hands‑on role offers broad exposure to method development, materials characterization, data interpretation, and regulatory compliance in a

Qualifications

• Bachelor's degree in Chemistry, Analytical Chemistry, Biochemistry, or related field.
• 1–3 years of lab experience in analytical chemistry, pharmaceutical, personal care, cosmetic, OTC, or related industries.
• Hands-on experience with UHPLC, HPLC, and/or Gas Chromatography systems.
• Experience developing, optimizing, or validating analytical methods.
• Strong understanding of analytical data interpretation and scientific problem‑solving.
• Ability to work independently while managing multiple projects and changing priorities.
• Strong technical writing and documentation skills.
• Excellent verbal and written communication skills.

Responsibilities

• Develop, optimize, and validate analytical methods for OTC drug products, APIs, raw materials, and finished goods.
• Perform analytical testing using a variety of instrumentation, including UHPLC, GC, FTIR, UV-Vis, and standard wet chemistry techniques.
• Design and execute method validation protocols in accordance with regulatory and industry requirements.
• Analyze and interpret analytical data, investigate anomalies, and prepare technical reports.
• Conduct reverse engineering studies on competitive cosmetic, personal care, and OTC products.
• Characterize raw materials and finished products to support formulation development and manufacturing activities.
• Partner with formulation chemists to troubleshoot technical challenges and optimize product performance.
• Support product stability programs and analytical investigations.
• Assist with specification development, test method transfers, and laboratory process improvements.
• Maintain accurate laboratory records, notebooks, protocols, and reports.
• Stay informed on emerging analytical technologies, instrumentation, and industry trends.
• Ensure compliance with laboratory safety requirements, SOPs, cGMP expectations, and company policies.
• Uphold company values through professionalism, collaboration, and respect.

Skills

Analytical thinking

Scientific writing

Project management

Cross-functional collaboration

Attention to detail

Communication skills

Independent work

Education

Bachelor's degree in Chemistry/Analytical Chemistry/Biochemistry

Tools

UHPLC/HPLC/GC systems

FTIR

UV-Vis Spectroscopy

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. You will work closely with R&D, Quality, Regulatory, and Manufacturing to transform concepts into commercially viable products, using UHPLC, HPLC, GC, FTIR, and UV-Vis techniques.

This hands‑on role offers broad exposure to method development, materials characterization, data interpretation, and regulatory compliance in a