Analytical Chemist

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

Job Description

Job Description

Analytical Chemist – OTC & Personal Care

Department: Research & Development
Location: Ottawa, IL 61350
Schedule: Full-Time | First Shift

Position Summary

We are seeking a highly motivated Analytical Chemist to join our Research & Development team. This role is responsible for developing, validating, and executing analytical methods that support the development, manufacture, and regulatory compliance of cosmetic, personal care, and OTC drug products.

The successful candidate will play a critical role in method development, raw material characterization, API analysis, competitive product evaluations, and reverse engineering activities. Working closely with R&D, Quality, Regulatory, and Manufacturing teams, this position will help transform innovative concepts into commercially successful products through sound analytical science.

This is an excellent opportunity for a hands‑on scientist seeking broad exposure to analytical chemistry, formulation development, OTC products, and product commercialization.

Key Responsibilities

• Develop, optimize, and validate analytical methods for OTC drug products, active pharmaceutical ingredients (APIs), raw materials, and finished goods.
• Perform analytical testing using a variety of instrumentation, including:
• • UHPLC
  • Gas Chromatography (GC)
  • FTIR
  • UV-Vis Spectroscopy
  • Standard wet chemistry techniques
• Design and execute method validation protocols in accordance with applicable 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 that may benefit the organization and its customers.
• Ensure compliance with laboratory safety requirements, SOPs, cGMP expectations, and company policies.
• Uphold company values through professionalism, collaboration, and respect.

Required Qualifications

• Bachelor's degree in Chemistry, Analytical Chemistry, Biochemistry, or a related scientific discipline.
• 1–3 years of laboratory 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.

Preferred Qualifications

• Experience supporting OTC drug products or regulated consumer products.
• Familiarity with ICH, USP, FDA, or cGMP requirements.
• Experience with method validation, stability testing, and specification development.
• Knowledge of active ingredient assay methods and impurity testing.
• Experience performing competitive product benchmarking or reverse engineering studies.

Key Competencies

• Analytical thinking and scientific curiosity
• Method development and troubleshooting
• Data interpretation and technical judgment
• Project management and prioritization
• Technical writing and documentation
• Cross‑functional collaboration
• Attention to detail and accuracy
• Continuous improvement mindset

Why Join Us?

• Work on a diverse portfolio of cosmetic, personal care, and OTC products.
• Gain hands‑on experience with advanced analytical instrumentation.
• Participate in product development from concept through commercialization.
• Collaborate directly with R&D, Quality, Regulatory, and Manufacturing teams.
• Expand your expertise in analytical