Sound Biologics, a growing greater Seattle-based start-up, is a biotechnology company focusing on the creation of innovative technology and novel therapeutics to better serve patients with cancer, inflammatory and autoimmune diseases. As we build for the future, we are looking for talented individuals to advance science, produce innovative therapies and fuel our passion towards meeting unmet medical needs.

Sound Biologics is seeking an experienced upstream process development scientist to participate in the development, scale-up and characterization of bioprocesses to support GMP productions and IND filings. This is a unique opportunity for a motivated scientist to contribute experimentally, as well as intellectually, in advancing our mission in a supportive, but fast-paced team setting.


  • Bachelors, Masters, or Doctorate degree in Chemical engineering, Biomedical engineering, Biochemistry, or a similar discipline, with 7+ years, 5+ years or 1+ years of related biotechnology industry experience, respectively.
  • Technical proficiency in mammalian cell culture and experience in upstream process development in an industrial laboratory setting is strongly preferred.
  • Understanding of design of experiments, quality by design principles and multivariate analysis is preferred.
  • Experience with JMP, R or other statistical software is preferred.
  • Experience with technology transfer and scale-up to GMP manufacturing facilities is a plus.
  • Experience with programming and operating the Sartorius ambr15 and ambr250 microbioreactor systems is desirable.
  • Excellence in data analysis, technical writing, and presentation skills is required.


  • Participate in the design, execution and analysis of experiments using a variety of cell culture systems, including shake flasks, microbioreactors (ambr15 and ambr250), bench-scale bioreactors, WAVE bioreactors and single-use bioreactors up to 50 L.
  • Introduce, develop, and implement new strategies and technologies to accelerate upstream process development and characterization timelines.
  • Support technology transfer, process scale-up and batch record review to enable CMO GMP production campaigns.
  • Write technical reports, communicate findings, and participate in scientific discussions for efficient knowledge management and regulatory filing support.
  • Prepare and deliver presentations of project results to others, including large and diverse audiences both internally and externally.
  • Occasional project-related weekend work will be required.

Sound Biologics offers a team-oriented, stimulating work environment. Competitive compensation, benefits and stock options are offered.

Sound Biologics is an equal opportunity employer.

Please use the form below to apply directly.


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