Senior Microbiologist

Bunge Iberica SA; St. Louis (MO); On-site; USD 80,000 - 95,000; Full time

Benefits offered by this job

Health Benefits

401(k) Retirement Plan

Family Support

Tuition Reimbursement

Generous PTO

Job summary

Bunge Iberica SA is looking for a Senior Microbiologist to oversee food safety and microbiology practices in Chesterfield, MO. The role involves providing technical expertise, ensuring compliance with food safety regulations, and leading improvement initiatives across facilities.

Ideal candidates will hold a Bachelor's degree in a related field and possess 6-10 years of relevant experience. The position includes health benefits, a 401(k) plan, and generous paid time off based on years of service.

Qualifications

• Minimum 6-10 years of position related experience.
• Proficient in Microsoft Office applications and SAP.
• Ability to work safely and promote safe practices.

Responsibilities

• Ensure food safety and microbiology alignment at production facilities.
• Provide technical expertise for microbiological analyses and specifications.
• Develop strategies to prevent foodborne illnesses.
• Assist with regulatory compliance and investigations.
• Audit and/or approve third party testing laboratories.

Skills

Ready-to-Eat experience

Environmental Monitoring

Critical Control Point Validation

Microsoft Word

Microsoft Excel

Microsoft PowerPoint

SAP

Excellent verbal communication

Excellent written communication

Education

Bachelor's degree in Microbiology, Food Science, Chemical Engineering or Chemistry

Job description

Senior Microbiologist

Date: May 15, 2026

Location: Chesterfield, MO (Missouri), 63017 – City: St. Louis, State: Missouri, Country: United States – Requisition Number: 45511

A Day in the Life: The Senior Microbiologist will ensure food safety and microbiology alignment at our production and co-manufacturing facilities across Bunge by providing technical expertise for microbiological analyses and specifications, investigating contamination, validating critical control points and developing strategies to prevent foodborne illnesses. In addition, this position will be critical in supporting product development and regulatory compliance and driving continued effectiveness, improvement, and alignment of Bunge’s global food safety policies and programs.

What You’ll Be Doing:

• Provides technical/scientific expertise for critical control point validations and lethality validations across Bunge product lines.
• Establishes effective sanitation and Environmental Monitoring Programs and training to ensure food safety and regulatory compliance for both Ready-to-Eat (RTE) and not RTE operations.
• Works closely with the manufacturing facilities and across functions to implement effective continuous improvement methodologies across Bunge’s businesses to improve food safety and microbiological practices.
• Functions as the subject matter expert on microbiological hazards, their analysis and preventive controls, and on the research, development, auditing and enhancement of food safety plans and critical/preventive control points.
• Assists the plants with regulatory compliance and investigations (FDA, CFIA, USDA, State/Province Health Department, etc.).
• Serves on the NA Corporate Recall Team.
• Provides support to the QFS Facility and Regional Leads to utilize appropriate methodology to identify root causes and associated corrective actions related to customer concerns, third party audits, regulatory requirements and plant identified non-conformances to prevent re-occurrences of food safety/microbiology issues.
• Works with Engineering, Operations, and R&D to ensure that any process changes in the facilities are documented via a robust management of change processes and will not adversely affect the overall food safety performance of the process or products.
• Audits and/or approves third party testing laboratories for microbiological testing.
• Performs other related and assigned duties as necessary.

Requirements and Benefits:

• Bachelor's degree in Microbiology, Food Science, Chemical Engineering or Chemistry preferred.
• Minimum 6-10 years of position related experience, or equivalent combo of education and experience level.
• Ready-to-Eat experience required
• Environmental Monitoring and Critical Control Point Validation experience required
• Proficient in the use of Microsoft Word, Excel, PowerPoint, SAP and other technical software packages, as needed.
• Demonstrate ability to work safely and to promote safe work practices in others.
• Excellent verbal, written, and listening skills.
• Travel requirements 20-30%
• Health Benefits – Offering choices so you can enroll in medical, dental and vision plans that meet your individual needs.
• 401(k) Retirement Plan – Investing in your future with an automatic 5% company contribution AND matching up to 4% of your contributions.
• Family Support – Supporting new and growing families by providing 6 weeks of 100% paid parental leave and fertility coverage.
• Tuition Reimbursement – after one year of service, eligible for tuition expenses reimbursement of up to $5000 per year.
• Time Off – Providing generous PTO based on professional work experience
  • 0 – 9 years: 25 days
  • 10 – 19 years: 30 days
  • 20+ years: 35 days