
Apply your magic with us!
Are you ready to explore, break barriers, and discover so much more? We know you have big plans, and so do we—innovating with science and technology to enrich people's lives with solutions in Healthcare, Life Science, and Electronics excites our colleagues around the world. Together, we dream big and share the enthusiasm for caring for a diverse range of people, clients, patients, and the planet. That’s why we are always looking for curious minds to imagine the unseen with us.United as one for patients: our goal in Healthcare is to help create, improve, and prolong lives. We develop treatments, smart devices, and innovative technologies in therapeutic areas such as oncology, neurology, and fertility. Our teams collaborate across six continents with passion and relentless curiosity, aiming to assist patients at every stage of their lives. Joining our Healthcare team means being part of a diverse, inclusive, and flexible work culture that offers fantastic opportunities for personal and professional development around the globe.
As a Medical Science Liaison (MSL) specializing in oncology, you will act as a trusted scientific partner to healthcare professionals and relevant stakeholders across the eastern region of Spain (Comunidad Valenciana, Murcia, Albacete). You will provide credible, up-to-date scientific information to support the optimal use of oncology products and contribute to improving patient outcomes. Your role involves building strong, collaborative relationships, facilitating open scientific exchange, and working closely with regional access and commercial teams to ensure alignment in oncology strategy implementation.
You will gather diverse perspectives and feedback from the field related to oncology treatments to inform inclusive internal decision-making and contribute to shaping future activities. This role requires a field-based presence and adaptability, with a willingness to travel up to 50% within the assigned territory.
Requirements:
Location: Field-based covering Eastern Spain; remote base possible (e.g., Madrid)
Duration: Until end of 2026 (8-9 months)
What we offer: We are curious minds that come from a broad range of backgrounds, perspectives, and life experiences. We believe that this variety drives excellence and innovation, strengthening our ability to lead in science and technology. We are committed to creating access and opportunities for all to develop and grow at your own pace. Join us in building a culture of inclusion and belonging that impacts millions and empowers everyone to work their magic and champion human progress!
Apply now and become a part of a team that is dedicated to Sparking Discovery and Elevating Humanity!

This channel is not intended for U.S. and Canadian visitors. Merck operates in the U.S. and Canada as EMD Serono in Healthcare, MilliporeSigma in Life Science and EMD Electronics in Electronics. An unaffiliated and unrelated company, Merck & Co., Inc., Kenilworth, NJ, US holds the rights in the trademark MERCK in the U.S. and Canada.
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We are Merck, a leading global science and technology company headquartered in Germany.
We are curious explorers, courageous pioneers, and ingenious inventors. Our colleagues across the globe love innovating with science and technology to enrich people’s lives with our solutions in Life Science, Healthcare, and Electronics.
Together, we dream big and are passionate about caring for our rich mix of people, customers, patients, and the planet.
We believe in the positive power of science and technology. It has determined our actions since 1668 and inspires us to continue researching for a future worth living. As a family-owned company with over 350 years of experience, we stand for sustainability, responsibility, and innovative strength.
We take pride in being a diverse and inclusive company that values and fosters the talents and abilities of our employees. That's why we are always looking for curious minds that see themselves imagining the unimaginable with us.
Work your Magic and join Merck.
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