CareerPlan

Scientist II, Upstream Development for Protein Development and Manufacturing

San Carlos, CaliforniaFull-time$146k2026-06-29 → 2026-11-10
On-site · United States

Core

Developing and characterizing bacterial fermentation processes for protein production to create high-fidelity vaccines against bacterial diseases.

Role type

Scientist II, Upstream Process Development

Builds

Bacterial fermentation processes and protein production for vaccine candidates

Domain

Biotechnology / Vaccine Development / Upstream Processing

Required skills

Bacterial fermentation process development, Bioreactor operation and maintenance (Ambr 250), Aseptic techniques, Primary recovery unit operations (homogenization, centrifugation, depth filtration), Scale-up and scale-down modeling, Design of Experiments (DoE), SOP authoring, Data analysis and presentation

Preferred skills

Pilot scale fermentation and recovery equipment experience, Late-stage process characterization, Regulatory knowledge of biotherapeutics

Technologies

Ambr 250, Electronic notebooks

Responsibilities

Develop and characterize upstream fermentation processes, Operate and maintain bioreactors, Develop recipe scripting for fed-batch fermentation, Provide engineering support for scale-down models, Author SOPs and process documentation, Analyze and present fermentation data, Mentor junior team members

Seniority

Mid-level Scientist (2-5 years post-PhD or 7-10 years post-BS)