Posted 12 May, 2026

Job Id: 627121

Scientist – Process Development – III


Location: Foster City, CA
Category: Scientific
Salary: Apply for details
Country: United States
Employment: Contract
Worksite: On-Site
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Job Description

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, robustness assessments, and process characterization activities
Collect, analyze, and interpret experimental data in compliance with data integrity expectations.
Author experimental protocols, reports, and maintain high quality electronic laboratory notebook documentation

Technical Excellence & Collaboration
Support implementation of new purification technologies, instrumentation, and platform enhancements.
Troubleshoot equipment, materials, and experimental methods to improve robustness and reproducibility
Maintain a stateoftheart purification lab, including instrumentation readiness and workflow improvements.
Partner with upstream, downstream, and crossfunctional colleagues as needed on development and characterization initiatives.
Adhere to all training, safety, quality, and compliance requirements.

Qualifications / Skills / Experience
M.S. with 4+ years or B.S. with 6+ years of relevant industry experience in chemical engineering, biochemistry, bioengineering, or related discipline.
Hands on experience with downstream purification techniques including chromatography and filtration.
Experience with tangential flow filtration, AKTA systems, and UNICORN software is preferred.
Strong experimental execution, data analysis, and documentation skills.
Ability to work both independently and in collaborative, fastpaced environments.
Excellent interpersonal, verbal, and written communication skills.

Pay ranges between 55-63/hr based on experience 

Equal Opportunity Employer

We are proud to be an equal opportunity employer. We welcome and encourage applications from all qualified candidates regardless of race, sex, gender identity or expression, disability, age, religion or belief, sexual orientation, or any other characteristic protected by applicable laws and regulations. It is our policy not to discriminate against any applicant or employee, and we are committed to fostering a diverse, inclusive, and respectful work environment across all locations in which we operate. We believe that diversity, equity, and inclusion are fundamental to our mission and enhance our ability to serve clients globally. If you have a disability or require any reasonable accommodations during the application or interview process, please inform your recruiter or contact us directly so that we can explore the appropriate arrangements.

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