Medra
Research Associate, Protein Purification & Quality Control
$85K–$110K
San Francisco · On-site · Full-time · Posted Aug 31, 2026
- Experience
- Hands-on laboratory experience, including research, internship, or 0–2+ years of industry/academic lab work.
- Education
- B.S. or M.S. in biochemistry, molecular biology, chemical/biological engineering, or a related discipline.
About the job
Runs and improves automated protein production and quality-control workflows, from mammalian cell growth and transfection through purification and analytical characterization.
What you'll do
- Perform protein expression, purification, and analytical QC using automated platforms and established procedures.
- Prepare and maintain buffers, columns, instruments, and experimental records; analyze initial QC data and flag anomalies.
- Work with roboticists and software engineers to make purification and QC workflows reliable, high-throughput, and autonomous.
What they ask for
- Hands-on protein purification experience with AKTA/FPLC chromatography and/or bead-based purification.
- Hands-on wet-lab experience, including mammalian cell culture, aseptic technique, and pipetting.
- B.S. or M.S. in a relevant discipline, with hands-on laboratory experience.
- Strong documentation habits, attention to detail, and ability to manage multiple tasks.
Nice to have
- Experience with analytical SEC or other analytical chromatography (UPLC/HPLC).
- Experience with automated or high-throughput purification, mammalian expression systems, lab automation, alternative binder formats, or Python/R data handling.
Pay
$85K – $110K (base salary; currency not stated)
Tools
AKTA (FPLC), KingFisher, SEC, UPLC/HPLC, SDS-PAGE, ELN, Dynamic Devices Lynx, Tempest
AI focus
Supports development of a Physical AI platform by translating protein production, purification, and QC workflows into reliable autonomous protocols.
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