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Fermentation Engineer/ RA / SRA 195 views

Job Expired

San Leandro, CA

Geltor is the conscious biodesign company creating the world’s most advanced designer proteins. We start by imagining and deeply exploring nature’s tree of life and combine biology, protein optimization, and fermentation to create sustainable, high-performance consumer proteins with optimal functionality and benefits. These proteins are 100% animal- and GMO-free, globally scalable, and sustainably cultivated. Geltor’s products are the result of endless curiosity and ceaseless optimization, clinically demonstrated for high performance.
Geltor is looking for a talented Fermentation Scientist to join our growing team in San Leandro, CA. The Fermentation Scientist will conduct bench-scale research pertaining to strain evaluation, media and process development, and scale-up/scale-down of manufacturing processes to support the upstream development and deployment of Geltor’s process technology. The scientist will make an immediate impact by designing experiments and interpreting data that influences the development of our high value protein products. This position will report to the Director of Fermentation.


  • Design, set-up, and execute fermentation experiments in benchtop bioreactors ranging in size from 1 mL to 10 L.
  • Develop and enhance small-scale fermentation assays.
  • Collect, analyze, and present on-line and off-line data from fermentation experiments.
  • Improve upon existing systems and incorporate new methods of analyses.
  • Develop assays to measure and analyze samples to gain a deeper understanding of strain behavior, process characterization and performance analyses.
  • Support process transfer to Geltor’s pilot plant and assist scale-up and tech transfer to CRO/CMO partners.
  • Provide knowledge and insights to inform utility, system, or equipment upgrades or expansions.
  • Maintain a clean, organized, and safe workplace.
  • Coach and mentor junior level personnel.
  • Lead by example, champion Geltor, and uphold company values; motivate and inspire team members to do the same
  • Requirements:

  • Educational Background in Chemical Engineering, Biochemical Engineering, Fermentation, or related engineering or life science discipline with direct hands-on experience operating bioreactors.
  • Strong understanding of biochemical engineering principles, aerobic fed-batch fermentation processes, bioprocess development and optimization, and bioreactor control systems. 
  • Advanced skill in Excel, VBA, Python, and JMP or similar; knowledge of process control algorithm design is preferred.
  • Understanding of engineering principles such as mass and species balances, gas-liquid mass transfer, fluid mechanics, and bioreactor design preferred.
  • Strong organizational skills with the ability to effectively prioritize and complete high-quality projects amidst tight timelines and competing deadlines.
  • Ability to establish and maintain excellent record keeping and inventory.
  • Strong verbal and written communication skills with the ability to discuss complex technical concepts with a variety of audiences.
  • Ability to travel as needed (up to 10%) to support Geltor’s technology deployment projects.  
  • Enthusiasm for and commitment to Geltor’s mission and values. 
  • As of January 2nd, 2022, Geltor requires all employees onsite or visiting sites on behalf of Geltor to be fully vaccinated against COVID19 or have a medical or religious exemption.
  • At Geltor, our employees are what matter most. We believe in taking care of our people and their families, so we offer a full spectrum of benefits including:

  • Gold level health insurance coverage for you and your dependents through Blue Shield or Kaiser, with Geltor paying 80-100% of premiums for employees and dependents based on plan selection
  • Dental and Vision coverage
  • 401k with match
  • LTD, AD&D, and life insurance
  • Flexible time off to refresh and recharge
  • Voluntary benefits including cancer and accident coverage
  • On-campus lunches
  • Mental health care through Ginger
  • Commuter FSA
  • Dependent care FSA
  • Paid family leave
  • About Geltor 
    Geltor designs high-performance, sustainable ingredients for consumer product companies by combining computation, biology and materials science. Our first products are collagen proteins optimized for cosmetics and personal care applications and produced through a proprietary animal-free fermentation process. The company was founded in 2015 and is headquartered in the San Francisco Bay Area. 
    At Geltor we believe the most innovative progress and scientific discoveries happen when we include, celebrate, and embrace difference. We are committed to building a team that includes and respects a variety of voices, identities, backgrounds, experiences, and perspectives. Geltor is an Equal Opportunity Employer.

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    Company Information
    • Active Jobs 4 Jobs
    • Company Address 1933 Davis Street, San Leandro, CA 94577, USA
    • City San Leandro
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