Site Name: Field Worker \- USA, USA \- Texas \- San Antonio
Posted Date: Feb 25 2026
Position Summary
Cancer is unrelenting, but so are we. We strive to outpace cancer, improve patient outcomes, and enhance access to innovative therapies through leading science and technology via our talented people and strong partnerships. Our ambition is to help increase overall quality of life, maximize survival and change the course of disease, expanding our current focus on blood and women’s cancers into lung and gastrointestinal cancers, as well as other solid tumors. Every step is guided by patient and healthcare professional insights, ensuring we deliver meaningful innovation where it matters most.
About your role
If you are motivated by the opportunity to make a meaningful difference for patients with cancer, the Oncology Medical Science Liaison (MSL) role offers a highly impactful career path at GSK.
As an Oncology MSL, you will bring strong clinical and therapeutic expertise and a solid understanding of the oncology landscape to engage with healthcare providers and key community and academic experts. Acting as a trusted medical resource, you will support clinical trials by facilitating relevant medical activities and collaborating with Medical Affairs and Clinical Operations colleagues.
The MSL role is critical in identifying disease and product\-related medical needs, capturing and communicating insights from the field, and supporting research activities and health innovations that contribute to improved patient care.
This is a non\-promotional, customer\-facing, field\-based role focused on gynecologic oncology and gastrointestinal oncology within oncology therapeutic areas.
What you’ll do
In this position, you’ll focus on advancing clinical practice within an assigned territory to improve patient outcomes and shape the future of oncology care. To reach this goal you will:
- Engage relevant healthcare professionals and accounts (academic and community HCPs, pharmacists, physician assistants, nurses, etc.) using a data\-driven approach based on scientific expertise and market knowledge, supplemented with MSL territory understanding, to address educational needs and inform medical plans.
- Educate and engage HCPs \& healthcare community on disease state, product information, emerging data, clinical trials, unmet medical needs, patient access barriers, and market dynamics; collect and communicate insights to influence medical strategy across the product lifecycle.
- Develop and execute strategic territory and engagement plans aligned with medical strategy, including planning scientific interactions with key accounts and supporting clinical trials through relevant medical activities and cross\-functional collaboration.
- Act as a therapeutic area and GSK medicines resource for customers and internal colleagues by maintaining in\-depth knowledge of the therapeutic landscape and anticipating customer educational needs.
- Collaborate with internal stakeholders (Medical Affairs, Clinical Operations, Marketing, Sales, etc.) on a customer centric basis to deliver aligned medical solutions and participate in Field Medical or cross enterprise projects supporting medical strategies.
- Comply with GSK policies, Code of Conduct and ways of working; complete required training, documentation and administrative responsibilities in a timely, compliant manner.
- Must reside within territory for consideration with access to a major airport.
- Doctorate in a clinical/medical field (PharmD, PhD, MD), or a master's in advanced science/clinical/healthcare (e.g., MSN, ANP, MS, MPH).
- Oncology, pharmaceutical industry, clinical or academic experience.
- 2\+ years' experience in human pharmacology/pharmacotherapy, preferably in an oncology clinical setting.
- Experience engaging in peer\-to\-peer scientific dialogue with medical professionals and decision makers.
- Experience in delivering medical\-based presentations.
- Experience identifying opportunities for medical engagement and developing scientific engagement goals.
- Proven ability to build relationships with external HCPs, experts, and internal stakeholders.
- Ability to manage a multi\-state territory with 60\-75% travel.
- Previous clinical experience in situations where direct/or indirect decision\-making authority for patient care was demonstrated (e.g., direct patient care, treatment protocol development, drug therapy guidelines development, traditional clinical pharmacy practice settings).
- Above average computer literacy (e.g. utilizing AI and digital fluency), including experience with software applications.
- \#LI\-GSK
- \#LI\-Remote
- \#MSL\_Onc
Why you?
Work model: This is a remote, field\-based role. You must live within Southern Texas and travel frequently within the territory and to scientific meetings. You will join a supportive team that offers professional development, mentorship, and the chance to influence medical strategy and research that improve patient care. We encourage applicants who value inclusion and patient\-focused science.
Basic qualifications
We are seeking professionals with the following required skills and qualifications to help us achieve our goals:
Preferred Qualifications:
If you have the following characteristics, it would be a plus:
How to apply
We want to hear from you. Please submit your resume and a short note about what motivates you to work in field medical affairs. If this role matches your skills and goals, apply today and take the next step in your career with us.
Please visit GSK US Benefits Summary to learn more about the comprehensive benefits program GSK offers US employees.
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.
Should you require any adjustments to our process to assist you in demonstrating your strengths and capabilities contact us at HR.AmericasSC\-CS@gsk.com where you can also request a call.
Please note should your inquiry not relate to adjustments, we will not be able to support you through these channels. However, we have created a Recruitment FAQ guide. Click the link where you will find answers to multiple questions we receive
GSK is an Equal Opportunity Employer. This ensures that all qualified applicants will receive equal consideration for employment without regard to race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), parental status, national origin, age, disability, genetic information (including family medical history), military service or any basis prohibited under federal, state or local law.
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