Biochemistry Job | Exelixis Careers-Scientist Position in Biologics
Are you looking for a dynamic Scientist position in biologics and upstream process development? Join Exelixis, a leader in life sciences innovation. As a Scientist III, Biologics Upstream Process Development based in Alameda, CA, you’ll be part of a collaborative team advancing cutting-edge biologic drug programs. This exciting biochemistry job is one of the top opportunities within Exelixis careers for professionals passionate about upstream process design, cell culture, and the future of biologics manufacturing.
About Exelixis
Exelixis is a pioneering biotechnology company dedicated to developing innovative therapies that improve the lives of patients with cancer and other serious diseases. Known for its culture of collaboration and scientific excellence, Exelixis offers rewarding opportunities for professionals seeking a biochemistry job or a Scientist position in biologics research and development. Through cutting-edge science and teamwork, Exelixis careers empower individuals to make a global impact while advancing their expertise in biologics and bioprocessing. At Exelixis, you’ll find more than a job—you’ll discover a purpose-driven career shaping the future of life sciences.
Job Details
- Position: Scientist III, Biologics Upstream Process Development
- Location: Alameda, CA
- Requisition ID: JR6407
Job Description
The Scientist III, Biologics Upstream Process Development position supports the development of cell culture processes and technology transfer for biological drug candidates. Working independently, this Scientist position applies expertise in upstream process development of biologics—including therapeutic proteins, antibodies, and ADCs—for pre-IND and clinical programs. Responsibilities include aseptic techniques, media preparation, and operation of bioreactors such as Ambr250. The role involves documentation, drafting SOPs, and collaboration with downstream and analytical teams. This lab-based opportunity combines hands-on innovation and compliance, offering professionals in bioprocessing or a biochemistry job the chance to advance within rewarding Exelixis careers.
Education
Bachelor’s or Master’s degree in Chemistry, Biochemistry, Biochemical Engineering, Chemical Engineering, or a related field. Equivalent combinations of education and experience will also be considered.
Experience
1–3 years of relevant experience in upstream mammalian cell culture process development, including media preparation, aseptic handling, and operation of single-use bioreactors. Hands-on experience with Ambr250 systems, cell culture analyzers, and technology transfer is preferred.
Skills
Strong knowledge of CMC biologics, documentation practices, and cGMP requirements. Excellent problem-solving, organizational, and communication skills. Ideal for professionals pursuing a biochemistry job or Scientist position within Exelixis careers.
Responsibilities
- Under minimal supervision, perform laboratory studies to support cell line development, upstream process development, and scale-up activities, including the execution of upstream unit operations at pilot scale (up to 200 liters), and assist in technology transfer to external partners for clinical manufacturing.
- Collaborate closely with internal teams in downstream process development and analytical development to support CMC Biologics programs.
- Maintain complete and accurate records of laboratory work in conformance with company standard operating procedures (SOPs) and training.
- Support routine lab operations, including inventory management of consumables and cleaning of glassware.
- Coordinate vendors’ service calls for repair and maintenance of laboratory instruments, perform routine maintenance of laboratory instrumentation, and maintain complete and accurate records of instrument service and repairs in conformance with company SOPs and policies.
- Contribute to the development and maintenance of upstream process development and scale-up capabilities within the CMC Biologics team.
Why Exelixis?
If you’re passionate about scientific discovery, collaboration, and innovation, Exelixis careers offer the perfect platform. Whether you’re seeking a biochemistry job, a Scientist position in biologics upstream process development, or a long-term career path in biotechnology, Exelixis empowers you to grow professionally while contributing to life-changing therapeutics. Join a culture that celebrates scientific excellence and personal growth — explore your future with Exelixis careers today.
