Research Associate, Bioprocessing

Codexis, Inc.

Redwood City, California

Codexis seeks a highly motivated Research Assistant/Associate to join the Bioprocessing department to work at Codexis Pilot Plant. This position will report to the Pilot Plant Manager.


  • Perform fermentation and recovery procedures for standard production of enzymes.
  • Monitor fermentation and recovery processes.
  • Analyze process samples, using biological, biochemical, and chemical analytical methods.
  • Work with process engineering to perform routine maintenance of fermentation and downstream recovery systems.
  • Maintain inventory of raw materials.
  • Prepare buffers and fermentation media.
  • Clean and sterilize glassware and equipment assemblies timely according to the manufacturing schedule.
  • Draft equipment and process SOPs and Process Safety Reviews.
  • Comply with Safety policies, Quality policies and procedures, Standard Operating Procedures, and manufacturing documentation.


  • Direct hands-on experience with fermentation processes.
  • Experience with downstream processing unit operations such as centrifugation, homogenization, ultrafiltration is desirable.
  • Ability to work with engineering and management to implement improved and new operational procedures.
  • Must be motivated and able to work under tight deadlines.
  • Excellent interpersonal and communication (oral and written) skills, documentation, organization, good record keeping, writing reports and SOPs.
  • Organized, capable of detailed planning and able to meticulously follow operating procedures.
  • Maintain a clean, organized and tidy lab environment.
  • Able to work effectively within a team environment.
  • Operates with a high level of safety awareness and attention to detail.


BS degree in Biology, Biotechnology, Biochemistry, Chemistry, Chemical Engineering

Note: The official job posting asks for two years of experience, but if you have interest, please apply. You can contact Jackie Fleming,, for more information and to send a resume.