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Protein Science Jobs in Chicago, IL (NOW HIRING)

The University of Chicago

Staff Scientist

Chicago, IL · On-site +1

At least one year of research experience in machine learning applied to microbiology, protein science or related biological problems. * Prior experience in one or more of the following areas:

W3Global Inc.

Meat Scientist

Chicago, IL

$75K - $85K/yr

Bachelor's degree in Meat Science, Food Science, or a closely related discipline . * Minimum 1 year of food product development experience , preferably focused on meat protein products . * Working ...

fairlife

Research Scientist

Chicago, IL · On-site

You won't just collect and track data - you will design the science-backed strategies that alleviate quality challenges and unlock our next generation of breakthrough RTD protein products ...

fairlife

Research Scientist

Chicago, IL

You won't just collect and track data - you will design the science-backed strategies that alleviate quality challenges and unlock our next generation of breakthrough RTD protein products ...

MyGradJob

Senior Scientist

North Chicago, IL

$88K - $120K/yr

An understanding of scientific approach to develop biologic protein formulations * Strong lab skills focused on formulation development for monoclonal antibodies and antibody constructs/conjugates ...

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Protein Science information

See Chicago, IL salary details

$25.2K

$49.9K

$81.4K

How much do protein science jobs pay per year?

As of Aug 8, 2026, the average yearly pay for protein science in Chicago, IL is $49,850.00, according to ZipRecruiter salary data. Most workers in this role earn between $39,700.00 and $53,600.00 per year, depending on experience, location, and employer.

What are the main challenges protein science professionals typically face in their daily work?

One of the main challenges in Protein Science is optimizing protein expression and purification protocols, as proteins can be structurally complex and may not always behave predictably. Researchers often encounter issues such as low yield, aggregation, or instability, requiring creative problem-solving and troubleshooting. Collaboration with colleagues in molecular biology, bioinformatics, and analytical chemistry is essential to overcome these hurdles. A dynamic and fast-paced environment means professionals must stay adaptable and up-to-date with technological advances, which together drive successful project outcomes and scientific innovation.

How much do protein scientists make?

Protein scientists typically earn a median annual salary of around $70,000 to $100,000, depending on experience, education, and location. Advanced roles or those with specialized skills in molecular biology or biochemistry can earn higher salaries, especially in research or industry settings.

What are the key skills and qualifications needed to thrive in protein science?

To thrive in Protein Science, you need a solid background in biochemistry or molecular biology, proficiency in protein expression, purification, and characterization, typically supported by an advanced degree (MSc/PhD) in a life science discipline. Experience with analytical tools such as HPLC, mass spectrometry, X-ray crystallography, and bioinformatics platforms is highly valuable, as are certifications in laboratory safety. Strong attention to detail, problem-solving skills, and the ability to collaborate effectively with interdisciplinary teams are key soft skills. These skills enable the successful design, execution, and interpretation of experiments critical to advancing research and product development in biotechnology and pharmaceuticals.

What do protein scientists do?

Protein scientists study the structure, function, and interactions of proteins to understand biological processes and develop applications such as drugs or diagnostics. They often work in laboratories, using techniques like spectroscopy, chromatography, and molecular modeling, and may require knowledge of biochemistry and molecular biology. Their work supports research, development, and quality control in healthcare, biotechnology, and pharmaceutical industries.

What is a protein science professional?

A Protein Science job involves studying the structure, function, and engineering of proteins for applications in biotechnology, pharmaceuticals, and research. Professionals in this field use techniques like protein purification, crystallography, and computational modeling to understand protein behavior. They may work in drug discovery, enzyme engineering, or structural biology. Careers in protein science are found in academic research, biotech companies, and pharmaceutical industries, contributing to advancements in medicine and technology.

What are popular job titles related to Protein Science jobs in Chicago, IL? For Protein Science jobs in Chicago, IL, the most frequently searched job titles are:
What job categories do people searching Protein Science jobs in Chicago, IL look for? The top searched job categories for Protein Science jobs in Chicago, IL are:
Protein Science jobs near you
Infographic showing various Protein Science job openings in Chicago, IL as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $49,850 per year, or $24 per hour.

Sr Principal Scientist, R&D - Protein Chemist

Kraft Heinz Company

Glenview, IL • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 27 days ago

Kraft Heinz rating

7.0

Company rating: 7.0 out of 10

Based on 122 frontline employees who took The Breakroom Quiz

230th of 435 rated food and drinks producers

Job description

Mentor a team of research and development professionals as an SME, overseeing research and development projects and studies in order to investigate relationships, solve technical problems, and develop new solutions for a specific application or within a specific branch of science. Independently evaluate, select, and apply standard engineering/scientific techniques, processes, and criteria.Job Description
Sr. Principal Scientist, R&D - Protein Chemist
Job Purpose
The Kraft Heinz Next Generation Ingredients R&D team is seeking a highly motivated and experienced applied Protein Chemist to join our team in Glenview, IL. This role is central to our mission of developing innovative, high-quality food products that leverage the functional and nutritional benefits of dairy and meat proteins. As a senior research leader within our team, you will use your deep technical expertise in protein chemistry to inform product design, optimize processes, and provide strategic direction on ingredient interactions, ingredient/process interactions, and strategy around protein ingredients across the Kraft Heinz portfolio. This role requires a strong technical background, intellectual curiosity, and excellent communication and collaboration skills. This is a great opportunity for a technical expert that is looking to thrive in both the lab and business setting.
Essential Functions & Responsibilities
  • 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

Expected Experience & Required Skills
  • 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.

  • Deep expertise in protein characterization and protein-based ingredient interactions, including protein-protein interactions, protein-carbohydrate interactions, and protein-lipid interactions, and the analytical and modeling approaches used to study them.

  • Experience with adjacent ingredient fundamentals and their interaction, specifically to proteins, dairy, and non-dairy, and/or enzymes.

  • Strong grasp of food industry trends, consumer preferences, and regulatory requirements.

  • Experience with pilot plant trials, ingredient functionality testing, and cross-functional product development.

  • Excellent problem-solving skills and the ability to translate science into practical solutions.

  • Excellent communication and collaboration skills, including the ability to work effectively with cross-functional teams and engage non-technical audiences.

  • Demonstrated ability to prioritize and manage complexity, navigate ambiguity, and think creatively.

  • Possess excellent industry external ecosystem, with experience establishing and leading collaborative research with outside partners.

Work Environment
This position operates primarily in a hybrid work environment and is based at the Kraft Heinz R&D Innovation Center in Glenview, IL. Our hybrid model provides flexibility based on business needs, allowing employees to work virtually up to two days per week, with an expectation to work on-site at least three days per week at the Glenview Innovation Center.
Physical Requirements
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.

This job description is not designed to cover or contain all duties or responsibilities that are required of the role. Duties or responsibilities may change or be added with or without notice.
Our Total Rewards philosophy is to provide a meaningful and flexible spectrum of programs that equitably support our diverse workforce and their families and complement Kraft Heinz' strategy and values.
New Hire Base Salary Range:
$120,800.00 - $151,000.00
Bonus: This position is eligible for a performance-based bonus as provided by the plan terms and governing documents.
The compensation offered will take into account internal equity and may vary depending on the candidate's geographic region, job-related knowledge, skills, and experience among other factors
Benefits: Coverage for employees (and their eligible dependents) through affordable access to healthcare, protection, and saving for the future, we offer plans tailored to meet you and your family's needs. Coverage for benefits will be in accordance with the terms and conditions of the applicable plans and associated governing plan documents.
Wellbeing: We offer events, resources, and learning opportunities that inspire a physical, social, emotional, and financial well-being lifestyle for our employees and their families.
You'll be able to participate in a variety of benefits and wellbeing programs that may vary by role, country, region, union status, and other employment status factors, for example:
  • Physical - Medical, Prescription Drug, Dental, Vision, Screenings/Assessments
  • Social - Paid Time Off, Company Holidays, Leave of Absence, Flexible Work Arrangements, Recognition, Training
  • Emotional - Employee Assistance Program , Wellbeing Programs, Family Support Programs
  • Financial - 401k, Life, Accidental Death & Dismemberment, Disability

Location(s)
Glenview R&D Center
Kraft Heinz is an Equal Opportunity Employer - Underrepresented Ethnic Minority Groups/Women/Veterans/Individuals with Disabilities/Sexual Orientation/Gender Identity and other protected classes. In order to ensure reasonable accommodation for protected individuals, applicants that require accommodation in the job application process may contact NAZTAOps@kraftheinz.com for assistance.

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