Site Name: Thailand - Bangkok Posted Date: Mar 19 2026 GSK’s portfolio spans three product areas: vaccines, specialty and general medicines and our focus is to deliver better and faster for patients globally. Our unrivalled vaccine portfolio targets infectious diseases at every stage of life, helping to reduce the burden of disease for hundreds of millions of people. GSK has exceptional capabilities in vaccine science and technologies, including adjuvant/protein and mRNA. In specialty medicines, we are at the forefront of HIV prevention and treatment, and we are building our presence in key therapeutic areas such as oncology and immuno-inflammation. General medicines include our inhaled medicines for asthma and COPD, antibiotics and medicines for skin diseases. By 2031, we aim to deliver more than £33 billion in annual sales – a step-change in performance and growth which will significantly increase the positive impact we can have on the health of billions of patients around the world. And we’re confident in our future. Our pipeline of 21 vaccines and 43 medicines includes many with potential to be first or best-in-class opportunities for patients . We are currently looking for an experienced Medical Science Liaison. As a Medical Science Liaison (MSL), you will build strong relationships with healthcare professionals and scientific experts. You will share scientific knowledge, gather insights, and support clinical research and educational initiatives. We value candidates who are proactive, communicative, and passionate about advancing patient care. Key Responsibilities: - Build and maintain relationships with healthcare professionals and scientific experts. - Share scientific data and insights with internal and external stakeholders. - Respond to medical and scientific inquiries with accurate, evidence-based information. - Collaborate with cross-functional teams to support medical strategy and decision-making. - Support clinical research activities, including investigator-sponsored and company-sponsored trials. - Ensure compliance with local regulations and company policies in all interactions Why you? We look for people who appreciate the importance of safety and quality and strive to continuously improve our performance and practices. We work in an open and transparent environment so you’ll be someone who treats others with respect and integrity – as you will be treated yourself. Ideally, we are looking for someone who has: - Medical degree (MD), Pharmacy degree, or advanced degree in a relevant scientific field. - Strong communication and presentation skills in English and Thai. - Proficiency in Microsoft Office applications. - Understanding of pharmaceutical ethics, compliance policies, and procedures. - Previous experience as a Medical Science Liaison or similar role. - Experience in oncology, hematology, or other relevant therapeutic areas. - Familiarity with the Thai healthcare system and patient pathways - Proven ability to collaborate across teams and manage multiple priorities Why GSK? Uniting science, technology and talent to get ahead of disease together. GSK is a global biopharma company with a purpose to unite science, technology and talent to get ahead of disease together. We aim to positively impact the health of 2.5 billion people by the end of the decade, as a successful, growing company where people can thrive. We get ahead of disease by preventing and treating it with innovation in specialty medicines and vaccines. We focus on four therapeutic areas: respiratory, immunology and inflammation; oncology; HIV; and infectious diseases – to impact health at scale. People and patients around the world count on the medicines and vaccines we make, so we’re committed to creating an environment where our people can thrive and focus on what matters most. Our culture of being ambitious for patients, accountable for impact and doing the right thing is the foundation for how, together, we deliver for patients, shareholders and our people. We are committed to creating an inclusive workplace and providing equal opportunities for all applicants. We embrace an agile working culture across our roles, so if flexibility is important to you please discuss opportunities with our hiring team. If you need any adjustments to the recruitment process to help you demonstrate your strengths and capabilities, contact [email protected]. Please note this email is for adjustment requests only; for other enquiries please use our standard contact channels. Important notice to Employment businesses/ Agencies GSK does not accept referrals from employment businesses and/or employment agencies in respect of the vacancies posted on this site. All employment businesses/agencies are required to contact GSK's commercial and general procurement/human resources department to obtain prior written authorization before referring any candidates to GSK. The obtaining of prior written authorization is a condition precedent to any agreement (verbal or written) between the employment business/ agency and GSK. In the absence of such written authorization being obtained any actions undertaken by the employment business/agency shall be deemed to have been performed without the consent or contractual agreement of GSK. GSK shall therefore not be liable for any fees arising from such actions or any fees arising from any referrals by employment businesses/agencies in respect of the vacancies posted on this site.