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🥝 Scientist - Process Development - III*
Calsoft Labs | Foster City, California, United States | Posted May 16, 2026
Job Description
Onsite Position (Lab based position) Foster City (5 days/week)
Position Summary
We are seeking a highly motivated Sr Associate Scientist to support purification process development activities for biologics during pivotal and commercial development phases. This role is laboratory focused and supports bench scale downstream purification development and process characterization studies.
The ideal candidate has strong hands-on laboratory skills, experience with purification process execution, and the ability to troubleshoot and refine experimental methods in a fast-paced development environment.
Key Responsibilities
Purification Process Development
Execute purification process development and characterization experiments in support of pivotal and commercial programs
Perform bench scale purification studies including chromatography, filtration, and UF/DF as appropriate
Support resin and membrane lifetime studies, r...