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Principal Scientist Bioprocess Engineer

YOUR TASKS AND RESPONSIBILITIES

You will drive Bioprocess Pilot Plant activities to support the optimization of biotechnological production routes for proteins and biologicals in all project phases. This role involves delivering targets under tight deadlines, identify opportunities for system or process improvements, operate large scale bioprocess equipment, and perform experiments.

The primary responsibilities of this role, Principal Scientist Bioprocess Engineer, are to:

• Operate, monitor, and maintain fermentation equipment at laboratory and pilot scales up to 300 L;

• Work in various areas and mission teams throughout R&D and Production Supply enabling key pipeline projects and business objectives of early phase to late phase projects;

• Maintain organizational capabilities as needed while intensifying the relationships between Bioprocess Design, R&D, Product Supply or other cross divisional functions, bridging technology needs from process development through manufacture;

• Coordinate Pilot Plant activities with key stakeholders throughout R&D and Product Supply to enable key project and business objectives of Bayer pipeline projects as well as already launched products;

• Manage tech transfers from R&D to Product Supply and vice versa with special attention given to improvements in digitalization and data access;

• Conduct research and contributes to product and technical teams, technologies, publications, intellectual property, or trade secrets. Co-creating scientific and technical projects;

• Possess specialized knowledge in bioprocess technology. Independently identifies research and production opportunities in assigned areas;

• Conduct multiple complex scientific projects;

• Be accountable for cross-functional work in multiple platforms/process areas;

• Solve complex problems requiring original thinking and deductive reasoning and the application of scientific principles to the design and interpretation of scientific experiments;

• Uses specialized knowledge, the broad application of scientific principles and current literature to advance projects, experiments, and/or process improvements;

• Prioritize and coordinate work within mission teams and provides training to contingent workforce, coaches less experienced peers; maintaining detailed record keeping and required documentation;

• Be dedicated to safety and adherence to safety protocols and best practices.

WHO YOU ARE

Bayer seeks an incumbent who possesses the following:

Required Qualifications:

• Bachelor’s degree;

• Strong biology/biotechnology/fundamental engineering acumen with the ability to independently design experiments and analyze data;

• Long term experience regarding Bioprocess development as well as strong background on industrial scale fermentations and downstream processing;

• In-depth knowledge microbiology, fermentation, and bioreactor operation;

• Strong problem-solving skills and ability to troubleshoot and resolve fermentation-related issues;

• Willing to accept feedback and coaching and be equally committed to both personal development and development of peers focused on the best possible outcomes for the company as a whole;

• Strong entrepreneurial orientation, demonstrating a robust level of understanding of key partners’ needs and ownership to develop innovative solutions responding to the needs from R&D and Product Supply across all divisions;

• Strong desire to improve the status quo and inspire constant improvement with a strong focus on fermentation and protein production;

• Excellent communication skills, both written and verbal, with the ability to collaborate effectively with cross-functional teams.

Preferred Qualifications:

• Ph.D. with 6+ years of relevant experience; OR

• Master’s degree with a minimum of 10 years of relevant experience; OR

• Bachelor’s degree with a minimum of 12 years of relevant experience.

This posting will be available for application until at least April 17, 2026.

Relocation may be offered for this role.

Employees can expect to be paid a salary between $120,560.00 to $180,840.00. Additional compensation may include a bonus or commission (if relevant). Additional benefits include health care, vision, dental, retirement, PTO, sick leave, etc. This salary range is merely an estimate and may vary based on an applicant’s location, market data/ranges, an applicant’s skills and prior relevant experience, certain degrees and certifications, and other relevant factors.

YOUR APPLICATION

Bayer offers a wide variety of competitive compensation and benefits programs. If you meet the requirements of this unique opportunity, and want to impact our mission Health for all, Hunger for none, we encourage you to apply now. Be part of something bigger. Be you. Be Bayer.

To all recruitment agencies: Bayer does not accept unsolicited third party resumes.

Bayer is an Equal Opportunity Employer/Disabled/Veterans

Bayer is committed to providing access and reasonable accommodations in its application process for individuals with disabilities and encourages applicants with disabilities to request any needed accommodation(s) using the contact information below.

Equal Opportunity Employer Statement: Notice for U.S. Visitors: All information on this site is subject to compliance with local rule and regulations as they may vary from time to time and across different geographies, including, without limitation, U.S. Executive Orders.

Bayer is an E-Verify Employer.

Location: United States : Missouri : Chesterfield

Division: Crop Science

Reference Code: 865546

Contact Us

Email: hrop_usa@bayer.com