Sr Principal Scientist, R&D - Protein Chemist
Listed on Kraft Heinz Company’s official careers site. Posted June 12, 2026. Check that it is still open and apply there.
Apply on Kraft Heinz Company’s careers site →Job description
Apply your knowledge of protein functionality (e.g., emulsification, gelation, water binding) to improve food texture, stability, and performance. Lead formulation and application work using dairy and meat proteins in products such as sauces, snacks, desserts, cheese, dairy-based beverages, and meat systems.
Additional experience or ability to translate knowledge to plant-based proteins is a plus. Partners with Product Development, Process Engineering, Nutrition, Regulatory, and Marketing teams to support product innovation from concept through commercialization. Evaluate new protein ingredients and technologies from suppliers and academic partners; identify opportunities for joint research and technology scouting. Support scale-up and manufacturing by addressing protein-related processing challenges. Develop and maintain a deep understanding of the protein ingredient landscape, including emerging technologies (e.g., enzymatic modification, fermentation-derived proteins, hybrid protein systems). Design and execute experiments to generate data on protein behavior under various processing and storage conditions. Maintain detailed documentation of experimental protocols and results. Prepare and file
Invention Disclosure Forms (IDFs) to document novel technologies and support patent filings; conduct patent landscape analyses to assess freedom-to-operate, competitive activity, and whitespace opportunities, and translate findings into actionable R&D and innovation strategy Stay current on protein science, food regulations, and consumer trends to inform application strategies and maintain relevant external network Bachelor's with minimum
- 8 years relevant industry experience OR Master's with minimum
- 7 years relevant industry experience OR PhD with minimum
- 6 years of relevant industry experience in applied protein chemistry or food formulation, with a focus on dairy and/or meat proteins.
Degree in Food Science, Biochemistry, Dairy/Meat Science, or a related field is highly preferred. Fundamental understanding of protein structure, from the primary amino acid sequence through secondary, tertiary, and quaternary structures. Strong understanding of how proteins behave in real food systems and during processing.
Physical demands include but are not limited to: Work is performed in an R&D Innovation Center laboratory, with occasional pilot plant exposure. Ability to lift, carry, push, or pull materials and equipment up to 50 lbs (e.g., ingredient containers, lab apparatus, sample boxes). Frequent use of hands for fine motor tasks such as measuring, weighing, labeling, and operating laboratory instruments. Frequent repetitive motion, including handling tools, containers, and data entry. Occasional bending, crouching, or stooping to access low storage, equipment, or sample placement. Must be able to wear and utilize required Personal Protective Equipment (PPE), including lab coats, gloves, hairnets, safety glasses, and hearing protection where applicable.
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