Sr Chemist Quality Control

Excelsior Nutrition Inc; Anaheim (CA); On-site; USD 95,000 - 125,000; Full time

Job summary

Excelsior Nutrition Inc in California seeks a Senior QC Chemist to sample and test raw materials, in-process materials, and finished products, ensuring compliance with project specifications and industry standards.

Responsibilities include developing methods, maintaining instruments, documenting reports, and ensuring safety and regulatory compliance in a GMP environment.

Qualifications

• Master’s degree required in Chemistry, Chemical Engineering, Biochemistry, Biomedical or related field
• Hands‑on ICPMS experience is mandatory; HPTLC and HPLC are a plus
• ISO 17025 Lab Manager experience preferred
• Strong background in Food Science and Chemistry desired
• Experience in biotechnology or research laboratory preferred
• Proficient in analytical chemistry principles and lab techniques

Responsibilities

• Review and approve supplier qualification documentation
• Prepare compounds, test solutions, and reagents; advise on test procedures
• Determine relationships of chemical properties, composition and structures
• Develop, improve and customize equipment, formulas, methods and processes
• Document findings in technical papers, reports and specifications
• Maintain and calibrate laboratory instruments and equipment
• Ensure technology functions correctly and safety procedures are followed
• Conduct quality control tests to prevent contamination of compounds or equipment
• Order laboratory supplies and monitor expiration dates
• Create thorough reports on tests and findings and evaluate protocols

Skills

ICPMS

HPTLC

HPLC

Analytical Chemistry

Spectroscopy

Wet Chemistry

Regulatory compliance

Documentation

Education

Master’s degree in Chemistry, Chemical Engineering, Biochemistry, Biomedical or related field

Tools

ICPMS

HPTLC

HPLC

Job description

The Sr. QC Chemist will be responsible for sampling and testing raw materials, products in mid‑production, and finished products. The Chemist will evaluate raw materials that arrive to ensure they meet quality standards and project specifications. Primary duties are to measure and test lab materials and products according to industry‑specific standard procedures. We are a contract manufacturer for dietary supplements and sports nutrition products.

Duties & Responsibilities

• Review and approve the documentation setting forth the basis for qualification of any supplier
• Prepare compounds, test solutions, and reagents to conduct tests and experiments, then advising and coordinating on test procedures
• Determine the relationships of chemical and physical properties, composition, and structures
• Develop, improve and customize equipment, products, formulas, analytical methods, and processes
• Document findings in technical papers and reports, preparing specifications and testing standards
• Clean and maintain laboratory instruments and equipment
• Ensure all technology is working correctly
• Conduct quality control tests to ensure no compounds or equipment are contaminated
• Order laboratory supplies and chemicals, keeping an eye on expiration dates
• Follow all company and governmental safety procedures
• Create thorough reports on tests and findings
• Evaluate testing protocols and suggest improvements

Requirements

• Master’s degree in Chemistry, Chemical Engineering, Biochemistry, Biomedical or related field is required
• Hands‑on experience with Inductively Coupled Plasma Mass Spectroscopy (ICPMS) is mandatory; High‑Performance Thin‑Layer Chromatography (HPTLC) and High‑Performance Liquid Chromatography (HPLC) machinery is a plus
• ISO 17025 Lab Manager experience preferred
• Strong background in Food Science and Chemistry is highly desirable
• Previous experience working in biotechnology or research laboratory is preferred
• Strong knowledge of analytical chemistry principles
• Proficiency in laboratory techniques, including spectroscopy, chromatography, and wet chemistry methods
• Excellent analytical and problem‑solving skills with meticulous attention to detail
• Strong written and verbal communication skills, with the ability to present findings clearly and concisely
• Ability to work both independently and collaboratively in a team‑oriented environment
• Familiarity with regulatory guidelines
• Commitment to safety and adherence to laboratory protocols
• Strong organizational skills and the ability to manage multiple tasks and projects simultaneously