Scientist - Process Development - III

Scientist - Process Development - III Spectraforce Technologies United States, California, San Mateo May 12, 2026

Job Title:

Sr Associate Scientist Location:

Foster City, CA, 94404

Work Type:

Onsite (Lab-based, 5 days/week)

Duration:

12

Months 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 state-of-the-art purification lab, including instrumentation readiness and workflow improvements Partner with upstream, downstream, and cross-functional colleagues 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, fast-paced environments Excellent interpersonal, verbal, and written communication skills