Stability Science Co-Op - Spring 2026

Welcome to Haleon. We’re a purpose-driven, world-class consumer company putting everyday health in the hands of millions. In just three years since our launch, we’ve grown, evolved and are now entering an exciting new chapter – one filled with bold ambitions and enormous opportunity.

Our trusted portfolio of brands – including Sensodyne®, Panadol®, Advil®, Voltaren®, Theraflu®, Otrivin®, and Centrum® – lead in resilient and growing categories. What sets us apart is our unique blend of deep human understanding and trusted science.

Now it’s time to fully realise the full potential of our business and our people. We do this through our Win as One strategy. It puts our purpose – to deliver better everyday health with humanity – at the heart of everything we do. It unites us, inspires us, and challenges us to be better every day, driven by our agile, performance-focused culture.

Hi. We’re Haleon. A world-leading consumer healthcare company with exceptional category-leading brands – including Sensodyne, Centrum, Panadol, Otrivin. We have a clear purpose: to deliver better everyday health with humanity. For billions of people around the globe.

A career in Stability where none of us stand still.

Haleon R&D supports the innovation and development of leading global brands in Consumer Healthcare. Stability Sciences is a specialized discipline that contributes to the growth of the Consumer Health Business by understanding the impact of environmental factors on the quality of products, supporting the development of new fit-for-purpose processes, and establishing shelf-life and storage conditions for products. R&D Stability is responsible for developing stability strategies, designing, and executing stability studies, evaluating data, and issuing technical stability reports.

In this role, you can participate and own key aspects of the stability field and will collaborate with stability colleagues and other R&D scientists to build technical knowledge in product development and data analysis. You will gain training and experience in analytical techniques, understanding of chemical degradation pathways and use of statistical modeling software and techniques.

Experience in product stability provides a strong foundation for a career in stability and product development as it brings together experts from development and manufacturing, product chemistry, stability, analytical and microbial testing.  In this role you will learn how to define the best study to understand the science behind our products and accurately set product storage conditions and expiry periods.

What will your individual contribution at Haleon be?

• Participate in study design and data evaluation supporting development and commercialization of consumer products
• Perform data gathering, consolidation, trending, and statistical analysis using statistical software to support potential assignment of product expiry.
• Engage with product development and product testing SMEs to support technical discussion and data gathering for the proposed stability studies.
• Support stability study initiations directly related to the project activities. Give presentations on data, results and conclusions.

We’re the people changing the future of everyday health. So you will be someone who has:

• Creative and problem-solving thinking
• Strategic/big-picture thinking
• Entrepreneurial and agile mindset
• Strong prioritisation and analytical skills
• Personal accountability
• Business and consumer/customer knowledge and understanding
• Adaptability and resilience in ambiguity
• A desire to learn and have meaningful impact
• Experience in using laboratory equipment (preferred)
• Experience in compiling data and performing data trending
• Ability to apply scientific principles and techniques to make observations and data correlations.
• Strong communication skills (written and verbal)
• Proficiency in statistical analysis (JMP, Statistica etc preferred)

To enable you to perform in this future talent opportunity:

Education required:

• Pursuing a BS degree in Chemistry, Data Science or STEM field
• Currently enrolled in an Undergraduate program graduating 2026-2027

Other requirements:

• Candidates must be eligible to work on a full-time basis during the internship (40 hours/week), for the duration of the 6-month co-op term.
• A cumulative GPA of 3.0 or greater is preferred.
• Must be eligible to work in the US at the time of, and for the duration of employment. Employees will be required to furnish evidence of US work authorization.  Applicant must not require future sponsorship for an employment visa status. 

Expected start date: February 2026

Expected Hourly Rate: $24.50/hour

We invite you to apply as soon as possible. The way we see it, every day is an opportunity. And we are joined by new talent, every day. We accept ongoing applications and will close this vacancy once we have enough applications.

Job Posting End Date

Equal Opportunities

Haleon are committed to mobilising our purpose in a way that represents the diverse consumers and communities who rely on our brands every day. It guides us in creating an inclusive culture, where different backgrounds and views are valued and respected – all in support of understanding and best serving the needs of our consumers and unleashing the full potential of our people. It’s important to us that Haleon is a place where all our employees feel they truly belong.

During the application process, we may ask you to share some personal information, which is entirely voluntary. This information ensures we meet certain regulatory and reporting obligations and supports the development, refinement, and execution of our inclusion and belonging programmes that are open to all Haleon employees. 

The personal information you provide will be kept confidential, used only for legitimate business purposes, and will never be used in making any employment decisions, including hiring decisions.

Please note that if you are a US Licensed Healthcare Professional or Healthcare Professional as defined by the laws of the state issuing your license, Haleon may be required to capture and report expenses Haleon incurs, on your behalf, in the event you are afforded an interview for employment. This capture of applicable transfers of value is necessary to ensure Haleon’s compliance to all federal and state US Transparency requirements.

Accommodation Requests

If you require a reasonable accommodation or other assistance to apply for a job at Haleon at any stage of the application process, please contact us by sending an email to [email protected]. Please include the following in your email: 

Use subject line: ‘Haleon Careers: Job Accommodation Request’ 

Your Name and contact information 

Requisition ID and Job Title you are interested in 

Location of Requisition (city/state or province/country) 

Description of specific accommodation you are requesting 

Please note: Resumes, CVs, or other requests outside of accommodation support submitted to this email box will not be accepted.

Note to candidates

The Haleon recruitment team will contact you using a Haleon email account (@haleon.com). If you are not sure whether the email you received is from Haleon, please get in touch.