QC Chemist - San Diego

Quality Control Chemist

Location: San Diego, CA | Employment Type: Full-Time

Help ensure the quality behind life-changing peptide therapeutics.

PolyPeptide Laboratories is seeking a Quality Control Chemist to join our dynamic analytical team. In this role, you’ll perform essential testing that ensures the purity, safety, and consistency of our peptide products — directly supporting global customers and advancing breakthrough therapies. If you’re detail-oriented, science-driven, and excited to grow in a fast-paced GMP environment, this role is for you.

What You’ll Be Doing

• Perform analytical testing on raw materials, intermediates, in-process samples, and finished products
• Work with key instruments including HPLC/UPLC, GC, MS, FTIR, Karl Fischer, elemental analysis, polarimetry, and more
• Prepare samples and solutions following established methodologies and validated protocols
• Calibrate lab equipment and perform basic troubleshooting
• Document all testing in accordance with GMP and data-integrity requirements
• Identify potential quality issues and support corrective actions
• Contribute to SOP updates and improvements in QC workflows
• Maintain a clean, organized, and audit-ready laboratory

What You Bring

Education & Experience

• Bachelor’s degree in Chemistry, Biochemistry, or closely related field
• 1+ year of experience in a GMP pharmaceutical or biotechnology laboratory

Technical Strengths

• Hands-on experience with analytical instrumentation (HPLC/UPLC required; GC, MS, FTIR, KF, and others preferred)
• Strong documentation skills and Microsoft Office proficiency

Soft Skills

• Exceptional attention to detail and strong technical writing ability
• Ability to multitask and adapt to shifting priorities
• Strong communication skills and the ability to work both independently and collaboratively

Why PolyPeptide?

At PolyPeptide, your precision powers progress. You’ll join a collaborative, science-driven team that values expertise, integrity, and continuous improvement. Every measurement you make helps ensure the quality and safety of products that improve lives around the world.

Ready to make an impact?

Join us and help drive quality at the heart of peptide innovation.

Salary: $26-$29/hr

We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, disability status, genetic information, protected veteran status, or any other characteristic protected by law.