Associate Scientist

Make a global impact—join Repligen.

We’re united by a mission to inspire advances in bioprocessing as a preferred partner in the production of biologic drugs that improve human health worldwide. No matter your role or background, at Repligen, you will play a key part in shaping some of the most innovative and life‑changing therapies in the world. We foster a culture of purpose, collaboration, and shared success—where every voice matters and every contribution drives progress.

Join us!

Repligen is a global, publicly traded company seeking an Associate Scientist to join our dynamic team. The ideal candidate will support our team in testing affinity resins derived from Avitide’s proprietary affinity ligand discovery platform, with emphasis on developing and optimizing downstream processes for the purification of biopharmaceutical products. This position offers an exciting opportunity to contribute to the advancement of novel therapies and medicines that impact global health.

• Perform experiments to support development of affinity chromatography purification methods for various biopharmaceuticals, ensuring scalability, efficiency, and high‑throughput screening.
• Collaborate with cross‑functional teams including Ligand Discovery, Analytical Sciences, and Resin Manufacturing to ensure project success.
• Troubleshoot and resolve technical issues related to affinity resin performance and characterization. A general working knowledge of cutting‑edge biotherapeutic molecules is a bonus.

• Bachelor’s degree in Chemical Engineering, Biochemistry, Biotechnology, or a related field.
• Minimum 0–2 years of experience in the biopharmaceutical industry.
• Understanding of protein science and chromatography; experience with FPLC operation and high‑throughput screening techniques is desirable.
• Excellent verbal and written communication skills, with the ability to effectively present technical information and collaborate across disciplines.
• Curiosity for troubleshooting and solving technical scientific challenges related to downstream processes.
• Detail‑oriented with a commitment to data integrity, transparency, and collaborative problem‑solving.
• Innovative thinker with a passion for advancing biopharmaceutical technologies.
• Team player who thrives in a collaborative and fast‑paced environment.

Our mission is to inspire advances in bioprocessing as a trusted partner in the production of biologic drugs that improve human health worldwide. Focused on cost and process efficiencies, we deliver innovative technologies and solutions that help set new standards in bioprocessing. The estimated base salary range for this role, based in the United States of America, is $70,000–$80,000. Compensation decisions depend on several factors including, but not limited to, an individual's qualifications, location, internal equity, and alignment with market data.

Employees are also eligible to participate in variable cash programs and may receive equity as part of the compensation package.

Repligen offers a wide range of benefits such as paid time off, health/dental/vision coverage, retirement benefits, and flexible spending accounts. All compensation and benefits information will be confirmed in writing at the time of offer.