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Codexis Upstream Research Assistant I/II in Redwood City, California

Are you ready to join our mission to enhance protein optimization and production? Do you have a passion for applying innovative technology to create novel products? Come be part of the Codexis, Inc team where every day we get to unlock the power of proteins®!

Since 2002, Codexis? scientists and bioinformatics experts have worked collaboratively with our clients to do just that, enabling breakthrough developments for applications across multiple industries! As Codexis expands its footprint we are in constant need to find new ways to diversify applications of our CodeEvolverTM protein engineering platform.

To help us meet our goals, we are seeking an Upstream Research Assistant (I or II) to join our Bioprocess Development Team. As part of this dynamic team you will work with upstream process development scientists to generate critical data of fermentation and primary recovery scale down experiments for performance enzymes. Initially you will perform analytical assays to characterize upstream processes and progress to participating in process development experiments to improve performance and robustness of manufacturing processes.

If any of the below describes you, we would love to meet you!

  • Would you enjoy being a member of a team developing manufacturing processes for novel enzymes?

  • Are you excited by the idea of harnessing the power of proteins to improve the health of this planet and its inhabitants?

  • Are you driven by scientific curiosity and devoted to continuous learning in a collaborative and supportive team environment?

In this role you will be responsible for:

  • Characterizing in upstream-process samples to drive process development decisions for performance enzyme products, including protein quantification using SDS-PAGE, fermentation metabolite analysis and enzyme activity using colorimetric or HPLC-based assays.

  • Troubleshoot and adapt analytical methods to quantify yield, activity, and purity at various stages of the manufacturing process.

  • Participate in process development experiments to improve fermentation and primary recovery yield and product quality

  • Documenting and summarizing results in a timely fashion. Regularly presenting results in project team meetings.

  • Creating and maintaining various data and sample logs.

  • Archiving process samples and maintaining analytical instruments.

    To be successful in this role, your background and experience should include:

  • Education: Bachelor?s degree in Chemical Engineering, Biochemistry, Biological Science, or related discipline, with 0-2 years? experience analyzing proteins

  • Experience in unit operations such as bioreactor, homogenization and TFF a plus

  • Ability to multi-task and remain flexible with changing needs.

  • Must be motivated and able to work under tight deadlines.

  • Ability to keep organized records and documentation, and to write reports and SOPs.

    What can Codexis offer you? (besides an amazing collaborative culture?)

  • Full benefits on day your first day

  • 100% match on the first 4% of your 401k contribution

  • Generous flex time off

  • Fitness reimbursement

  • Free fitness classes

  • Employee lunch program

  • Back up child/dependent care

  • Commuter vouchers

  • Much more!


Codexis is an equal opportunity employer & prohibits unlawful discrimination based on race, color, religion, gender, sexual orientation, gender identity/expression, national origin/ancestry, age, disability, marital & veteran status.