Process Engineer – Biological Effluent Treatment Plant in Haverhill

Job Summary

Are you passionate about environmental sustainability and eager to make a tangible impact on industrial operations every day? IFF is a global leader in flavors, fragrances, food ingredients and health & biosciences. We deliver sustainable innovations that elevate everyday products. Global Operations: Ensuring excellence in execution, from procurement to supply chain and reliability, delivering quality, safety, efficiency and sustainability across the value chain. The role is based in Haverhill, United Kingdom (on-site role). Be part of a solution-oriented, experienced, and dedicated team where you can drive meaningful results and make a real impact. Your potential is our inspiration.

Where You’ll Make a Difference

• Own and monitor the performance of the Biological Effluent Treatment Plant (ETP) to ensure stable operation and environmental compliance.
• Optimize key treatment processes, including aeration, chemical dosing, and sludge management.
• Provide technical guidance and troubleshooting for day-to‑day operations and process upsets.
• Analyze process performance data and identify opportunities to enhance treatment efficiency.
• Manage sampling programs and execute compliance monitoring activities.
• Contribute to environmental audits, reporting requirements, and regulatory inspections.
• Drive continuous improvement initiatives and implement operational changes through Management of Change (MOC) processes.
• Partner with site teams to maintain high standards of health, safety, and environmental performance.

What Makes You the Right Fit

• Degree in Chemical Engineering, Environmental Engineering, or a related technical discipline, or equivalent practical experience.
• Experience working with industrial wastewater, biological treatment, or effluent treatment processes.
• Strong knowledge of process optimization and operational troubleshooting.
• Ability to analyze process and compliance data to support decision‑making.
• Knowledge of environmental regulations, permitting requirements, and compliance standards.
• Experience supporting audits, inspections, and environmental reporting activities.
• Effective communication skills and the ability to work collaboratively across operational teams.
• Proficiency with Microsoft Office applications and process data management tools.

How Would You Stand Out?

• Experience within the chemical, biotechnology, food, or manufacturing industry.
• Familiarity with continuous improvement methodologies and operational excellence practices.
• Strong organizational skills with the ability to manage multiple priorities in a dynamic environment.

Why Choose Us?

• Opportunity to contribute to sustainability and environmental stewardship initiatives.
• Professional onboarding and training programs.
• Career development and learning opportunities.
• Collaborative and supportive working environment.
• Exposure to innovative technologies and industrial processes.
• Chance to make a meaningful impact on environmental performance and operational excellence.

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 At IFF, we make joy through science, creativity and heart.

As the global leader in flavors, fragrances, food ingredients, health and biosciences, we deliver groundbreaking, sustainable innovations that elevate everyday products - advancing wellness, delighting the senses and enhancing the human experience.

We value an inclusive, creative workplace where all individuals can thrive and do their best work.

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.