Junior Chemist

American Radiolabeled Chemicals, Inc.; St. Louis (MO); On-site; USD 42,000 - 62,000; Full time

Job summary

American Radiolabeled Chemicals, Inc. is seeking a motivated Junior Chemist to join our laboratory team.

This position offers hands-on experience in HPLC, analytical chemistry, laboratory operations, and radiolabeled chemistry alongside experienced scientists. Ideal candidates have Associate's or Bachelor's in Chemistry or related field, lab experience, familiarity with HPLC, strong attention to detail, and good documentation skills.

Qualifications

• Associate's or Bachelor's degree in Chemistry, Biochemistry, Chemical Technology, or a related scientific discipline.
• Laboratory experience through employment, internships, undergraduate research, or academic laboratory courses.
• Familiarity with HPLC or chromatography strongly preferred.
• Basic understanding of analytical chemistry and general laboratory techniques.
• Experience handling chemicals and preparing laboratory solutions.
• Strong attention to detail and ability to follow written procedures.
• Good organizational and documentation skills.
• Basic computer proficiency and ability to learn laboratory software.

Responsibilities

• Operate HPLC systems for routine analytical testing and purification
• Prepare samples, standards, solvents, buffers, and mobile phases
• Perform routine laboratory testing and chemical analysis
• Assist chemists with synthesis, purification, and laboratory procedures
• Monitor HPLC runs and review chromatographic results
• Perform basic troubleshooting and routine maintenance of HPLC equipment
• Maintain accurate laboratory notebooks, analytical records, and documentation
• Properly label, organize, and track laboratory samples and materials
• Maintain clean and organized laboratory work areas
• Assist with inventory, chemical preparation, and general laboratory operations
• Follow established safety, quality, and radiation‑safety procedures
• Support Carbon‑14, Tritium, and other laboratory projects as trained
• Work collaboratively with chemists, laboratory personnel, and management

Skills

HPLC

Analytical chemistry

Laboratory operations

Documentation

Education

Associate's or Bachelor's degree in Chemistry or related

Tools

HPLC equipment

Job description

American Radiolabeled Chemicals, Inc. is seeking a motivated Junior Chemist to join our laboratory team.

This position is ideal for an early-career chemist or laboratory professional interested in gaining hands‑on experience in HPLC, analytical chemistry, laboratory operations, and radiolabeled chemistry while working alongside experienced scientists.

KEY RESPONSIBILITIES

• Operate HPLC systems for routine analytical testing and purification
• Prepare samples, standards, solvents, buffers, and mobile phases
• Perform routine laboratory testing and chemical analysis
• Assist chemists with synthesis, purification, and laboratory procedures
• Monitor HPLC runs and review chromatographic results
• Perform basic troubleshooting and routine maintenance of HPLC equipment
• Maintain accurate laboratory notebooks, analytical records, and documentation
• Properly label, organize, and track laboratory samples and materials
• Maintain clean and organized laboratory work areas
• Assist with inventory, chemical preparation, and general laboratory operations
• Follow established safety, quality, and radiation‑safety procedures
• Support Carbon‑14, Tritium, and other laboratory projects as trained
• Work collaboratively with chemists, laboratory personnel, and management

Preferred Education & Experience

• Associate's or Bachelor's degree in Chemistry, Biochemistry, Chemical Technology, or a related scientific discipline
• Laboratory experience through employment, internships, undergraduate research, or academic laboratory courses
• Familiarity with HPLC or chromatography strongly preferred
• Basic understanding of analytical chemistry and general laboratory techniques
• Experience handling chemicals and preparing laboratory solutions
• Strong attention to detail and ability to follow written procedures
• Good organizational and documentation skills
• Basic computer proficiency and ability to learn laboratory software
• Previous experience with radiochemistry is not required. Training can be provided for the appropriate candidate.