Operational Excellence Internship - Manufacturing

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.

About the role

Join our Manufacturing team as an Operational Excellence (OpEx) Trainee and experience how continuous improvement comes to life on the production floor. You will learn how we drive operational excellence by improving processes, reducing waste, and building high-performing autonomous teams. This role is designed to help you develop a strong foundation in continuous improvement and production systems while contributing to real improvements on the shopfloor.

Key responsibilities:

• Support implementation of a new digital tool for daily performance management in routine operations.

• Support the deployment of OpEx initiatives within production lines, learning how continuous improvement is applied in daily operations

• Participate in identifying inefficiencies and opportunities to improve productivity and reduce waste

• Assist in daily performance routines and visual management practices.

• Learn and contribute to autonomous maintenance activities alongside production operators

• Collaborate in problem-solving activities to identify root causes and propose improvements

• Support implementation of standards and continuous improvement actions

• Observe and contribute to process optimization and flow improvement initiatives

• Engage with teams to build a culture of ownership and continuous learning (100% ownership mindset)

Qualifications and skills

• Bachelor´s degree in engineering, pharmacy, chemistry or related scientific discipline.

• Strong curiosity and willingness to learn in a production environment

• Interest in continuous improvement and operational excellence

• Analytical mindset with problem-solving attitude

• Good communication and teamwork skills

• Proactive and open to hands-on learning

• Basic knowledge of Lean, CI or Manufacturing (nice to have, not required)

Mandatory to sign an internship agreement with your university or meet the requirements of the CITIUS Program here: Prácticas Operational Excellence - Production Manufacturing Alcala de Henares | Haleon Alcalá, S.A. | T/2026/50061

Important, the scholarship has a duration of 12 months, full-time.

Start Mid - September 2026

Location: Alcalá de Henares

 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.

Adjustment or Accommodations Request

If you require a reasonable adjustment or accommodation or other assistance to apply for a job at Haleon at any stage of the application process, please let your recruiter know by providing them with a description of specific adjustments you are requesting. We’ll provide all reasonable adjustments to support you throughout the recruitment process and treat all information you provide us in confidence. 

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.

Consumer healthcare company spun off from GSK, making brands like Sensodyne, Advil, and Centrum. Based in Weybridge, UK.

haleon.com