Senior Lead Scientist, Toxicology

Posted 4 Days Ago
Be an Early Applicant
2 Locations
In-Office
Senior level
Biotech • Manufacturing
The Role
Leads toxicology and risk assessment for flavor ingredients and products across global markets. Evaluates safety profiles, designs testing strategies, supports regulatory approvals and customer inquiries, translates complex scientific data into recommendations, and improves workflows through digital tools and emerging technologies. Collaborates with R&D, regulatory, product stewardship, quality, commercial teams, regulators, customers, and industry organizations.
Summary Generated by Built In

Job Summary

Are you passionate about applying toxicology expertise, digital innovation, and scientific judgment to help shape the future of safe and sustainable flavor solutions?

IFF is a global leader in flavors, fragrances, food ingredients and health & biosciences. We deliver sustainable innovations that elevate everyday products.


Taste: Crafting unique, technology-enabled flavor designs that define the identity of food and beverage brands, shape trends in flavor building and fuel market success.


This role can be based in Hilversum, Netherlands or Barcelona, Spain (hybrid role). Be part of a collaborative, innovative, and customer-focused team where together we can achieve greatness and make a real impact. Your potential is our inspiration.


Where You'll Make a Difference
  • Provide toxicology and risk assessment expertise for flavor ingredients and products used across global Taste markets.
  • Partner closely with Research & Development teams to evaluate the safety profile of new flavor ingredients and technologies throughout the innovation process.
  • Conduct and communicate toxicological risk assessments to support ingredient development, product stewardship activities, and customer needs.
  • Design and coordinate testing strategies that support ingredient approvals, registrations, and scientific substantiation across multiple regulatory regions.
  • Translate complex toxicological data into clear, actionable recommendations for internal stakeholders, regulators, trade associations, and global customers.
  • Support customer inquiries by providing scientific safety assessments for ingredients used in food, beverage, nutrition, and pharmaceutical applications.
  • Leverage digital platforms, data tools, and emerging technologies to improve toxicology workflows, data management, and decision-making.
  • Represent IFF within industry associations, scientific consortia, and external expert networks to support industry collaboration and advocacy.
  • Monitor scientific, regulatory, and industry developments to ensure best practices and a proactive approach to ingredient safety globally.

What Makes You the Right Fit
  • Advanced degree (MSc, PhD, or equivalent) in Toxicology, Pharmacology, Risk Assessment, or a related scientific discipline.
  • 5+ years of industry experience in toxicology, risk assessment, product safety, or a related field (Flavors, Fragrance and/or Pharmaceuticals Industry)
  • Strong experience conducting toxicological evaluations and interpreting complex scientific data.
  • Ability to communicate technical findings effectively to both scientific and non-scientific audiences.
  • Experience working cross-functionally with Research & Development, Regulatory Affairs, Product Stewardship, Quality, and Commercial teams.
  • Strong project management, prioritization, and organizational skills in a global matrix environment.
  • Excellent written and verbal English communication skills.
  • Ability to build credibility and influence with customers, industry partners, and external scientific organizations.

How Would You Stand Out?
  • Experience with computational toxicology, digital toxicology platforms, automation tools, or artificial intelligence applications.
  • Established professional network across industry, academia, regulatory bodies, or trade associations.
  • Familiarity with flavor chemistry, ingredient innovation, and regulatory frameworks such as Food and Drug Administration, Flavor and Extract Manufacturers Association, and European Food Safety Authority.

Why Choose Us?
  • Opportunity to influence the safety strategy behind innovative flavor solutions used by leading global food, beverage, and nutrition brands.
  • Exposure to highly collaborative projects at the intersection of science, innovation, customer engagement, and digital transformation.
  • A global role with strong visibility across Research & Development, Regulatory, Commercial, and Product Stewardship functions.
  • Access to industry-leading scientific expertise and professional networks.
  • Ongoing learning and development opportunities, including exposure to emerging technologies and artificial intelligence applications.
  • Flexible hybrid work environment in either Hilversum or Barcelona.

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 the 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 their religion, gender identity & expression, sexual orientation, or disability.

Visit IFF.com/careers/workplace-diversity-and-inclusion to learn more

Skills Required

  • Advanced degree such as an MSc, PhD, or equivalent in Toxicology, Pharmacology, Risk Assessment, or a related scientific discipline
  • At least 5 years of industry experience in toxicology, risk assessment, product safety, or a related field
  • Strong experience conducting toxicological evaluations and interpreting complex scientific data
  • Ability to communicate technical findings effectively to scientific and non-scientific audiences
  • Experience working cross-functionally with Research and Development, Regulatory Affairs, Product Stewardship, Quality, and Commercial teams
  • Strong project management, prioritization, and organizational skills in a global matrix environment
  • Excellent written and verbal English communication skills
  • Ability to build credibility and influence with customers, industry partners, and external scientific organizations
  • Experience with computational toxicology, digital toxicology platforms, automation tools, or artificial intelligence applications
  • Established professional network across industry, academia, regulatory bodies, or trade associations
  • Familiarity with flavor chemistry, ingredient innovation, and regulatory frameworks such as FDA, FEMA, and EFSA

IFF Family of Companies Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about IFF Family of Companies and has not been reviewed or approved by IFF Family of Companies.

  • Fair & Transparent Compensation — Pay is considered competitive in many roles and locations, and compensation is often described as good.
  • Parental & Family Support — A global minimum of 16 weeks of fully paid parental leave for all new parents is in place. This policy is positioned as a notable component of the overall package.
  • Leave & Time Off Breadth — Core offerings include paid time off, sick days, holidays, and sabbatical leave. Flexible scheduling options such as compressed workweeks and hybrid/remote arrangements are available where feasible.

IFF Family of Companies Insights

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The Company
HQ: Chicago, IL
13,014 Employees

What We Do

Meet IFF: We boldly bring together science and creativity to create what the world needs. An industry leader in food, beverage, health and biosciences, we create essential solutions – from global icons to unexpected innovations and experiences. Equal parts outspoken and analytical, our international collective of thinkers working with customers to bring scents, tastes, experiences, ingredients and solutions for products people crave. With 24,000 employees across 65 countries, more than 110 manufacturing facilities, 100 R&D centers, and 33,000 customers across the world, we’re poised to make a difference on an unprecedented scale. Without our boundary-pushing passion and end-to-end expertise, the future wouldn’t be the same. Visit us at www.iff.com to learn more about how our talented people and new technology are challenging the expected, championing creators and doing more good for people and planet. Explore what sets us apart.

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