Senior Scientist, Organic Synthesis

Job Summary Are you passionate about driving innovation through organic chemistry and transforming scientific discoveries into scalable manufacturing solutions? IFF is a global leader in flavors, fragrances, food ingredients and health & biosciences, we deliver sustainable innovations that elevate everyday products. Scent: Harnessing the full emotional power of scent, driven by pioneering creativity, science, consumer expertise and a mindful approach to fragrance design. ​ The role is based in Hangzhou, China (onsite role). Be part of a motivated, passionate, and open-minded team where together we can achieve greatness and make a real impact. Your potential is our inspiration. Where You'll Make a Difference Lead strategic innovation projects and develop novel chemical synthesis solutions to support business growth. Design, execute, and evaluate organic synthesis experiments from laboratory scale through pilot and production scale-up. Develop and optimize manufacturing processes by leveraging available technologies, scientific expertise, and operational resources. Troubleshoot reaction and process challenges associated with production and scale-up activities. Collaborate with cross-functional teams including Process Engineering, Manufacturing, Quality, and Regulatory to ensure successful technology transfer. Conduct competitor and technology landscape analysis to identify emerging opportunities and maintain technical leadership. Provide advanced technical support for existing product portfolios and new product development initiatives. Drive continuous improvement in safety, process efficiency, product quality, and sustainability. What Makes You the Right Fit Ph.D. in Organic Chemistry or a related scientific discipline. Minimum 5 years of industrial R&D experience in organic synthesis or related fields. Strong expertise in synthetic organic chemistry and reaction mechanism analysis. Hands-on experience with analytical techniques including GC, GC-MS, and NMR. Proven ability to independently design experiments, analyze data, and solve complex technical challenges. Strong communication and collaboration skills within cross-functional and international teams. Demonstrated project management skills and the ability to manage multiple priorities in a fast-paced environment. Fluent English communication skills, both written and verbal. How Would You Stand Out? Knowledge of chemical engineering principles and process development. Experience in manufacturing scale-up and commercial production environments. Experience working within the flavors, fragrances, specialty chemicals, fine chemicals, or related industries. Track record of innovation, patents, publications, or successful commercialization projects. Why Choose Us? Work on cutting-edge scientific innovation with global impact. Collaborate with world-class experts across R&D and manufacturing. Opportunities for professional growth and international career development. Inclusive, diverse, and purpose-driven culture. The opportunity to help create sustainable solutions that improve everyday life. 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 to learn more