Scientist – Microbiology & Molecular Science

Job Summary

Are you ready to apply microbiology and molecular science to real-world challenges and drive innovation in a global organization? IFF is a global leader in flavors, fragrances, food ingredients, and health & biosciences, delivering sustainable innovations that elevate everyday products. Health & Biosciences (H&B) drives innovation through science and technology, partnering with customers to bring cutting‑edge solutions to life across food, health, and industrial applications.

You’ll join the Global Quality Technical Group to support product commercialization, qualification, and technology transfer. The Microbiology Team provides scientific solutions using advanced microbiological and molecular methods to ensure reliable and compliant outcomes. The role is based in Wilmington, Delaware, U.S. (on‑site).

• Execute microbiological and molecular testing using techniques such as Polymerase Chain Reaction (PCR), quantitative PCR (qPCR), digital PCR (dPCR), and MALDI.
• Support qualification, transfer, and validation of laboratory methods and technologies across sites.
• Manage multiple projects, owning experimental activities and delivering high‑quality data.
• Apply scientific methods and statistical tools to solve complex problems.
• Drive continuous improvement of lab processes and systems.
• Collaborate with R&D, Manufacturing, Regulatory, and Quality teams.
• Identify and implement innovative technologies to enhance capabilities.
• Communicate results effectively to influence decisions.

• Bachelor’s degree in Microbiology, Molecular Biology, or related field.
• 8+ years of relevant laboratory experience.
• Ability to work independently and within multidisciplinary teams.
• Strong data analysis and documentation skills.
• Experience with laboratory systems (LIMS, SAP, SharePoint, Office 365).
• Strong organizational and problem‑solving skills.
• Effective communication and mentoring ability.
• Availability to work on‑site daily.

• Experience with rapid microbiological methods or advanced molecular techniques.
• Background in technology transfer, validation, or scale‑up.
• Ability to influence stakeholders and drive innovation.

• Work at the intersection of science and innovation.
• Be part of a purpose‑driven global organization.
• Collaborate with diverse teams across functions.
• Opportunities for career growth and development.
• Inclusive and supportive workplace culture.
• Competitive compensation and benefits.

We are a global leader in taste, scent, and nutrition, offering our customers a broader range of natural solutions and accelerating our growth strategy. At IFF, we believe that your uniqueness unleashes our potential. We value the diverse mosaic of ethnicity, national origin, race, age, sex, or veteran status. We strive for an inclusive workplace that allows each of our colleagues to bring their authentic self to work regardless of religion, gender identity & expression, sexual orientation, or disability.

Visit  to learn more. We consider all qualified candidates equally and based on merit, without regard to religion, ethnicity, national origin, race, age, veteran status, gender identity or expression, sexual orientation or disability.