Are you an inspiring oncology sales leader with a passion for building high-performing teams and driving successful launches across Canada? GSK remains committed to achieving bold commercial ambitions for the future. By 2031, we aim to deliver £40 billion in annual sales, leveraging our existing robust performance momentum to significantly increase our positive impact on people’s health.

Our strategy is to prevent and treat disease with specialty medicines, vaccines and general medicines. We combine the science of the immune system with advanced technologies, enhanced by targeted business development and world-class partnerships, to develop new medicines and vaccines that can help transform people’s lives.

Job Purpose: GSK is looking to hire a GI Oncology National Sales Manager to join our Oncology Team. This role is field-based and reports directly to the Oncology Commercial Director. This position covers Canada nationally, with a preference for candidates based in Mississauga, ON or Montreal, QC.

As a GI Oncology National Sales Manager, you will be responsible for leading a national sales team to deliver launch and growth objectives for GSK's Oncology portfolio. You will have full accountability for people leadership, commercial performance, and cross-functional alignment while fostering a high-performance culture focused on customer and patient outcomes. You will leverage data and analytics to shape strategy, allocate resources effectively, and drive execution excellence.

Success in this role will require strong leadership, commercial acumen, launch experience, and the ability to collaborate closely with cross-functional partners including Medical, Market Access, Marketing and System Solutions to achieve business objectives and advance GSK's mission to help Canadians do more, feel better,



and live longer. Build, lead, coach, and develop a high-performing national field team; recruit, retain, and manage performance and talent. Lead the team in delivering launch and growth objectives for GSK's Oncology portfolio.

Own GI Oncology sales targets and use data and analytics to shape strategy, resource allocation, and customer prioritisation. Deliver and exceed sales targets while setting ambitious goals for the team. Translate market complexity into clear, actionable direction.

Champion a customer- and patient-centric approach, understanding the oncology ecosystem and strategic accounts. Actively drive cross-functional alignment across Sales, MSLs, SSMs, Medical, Market Access, and Marketing. Role-model adaptability, including "lean in" behavior, innovation (including digital/AI), and high integrity in a fast-paced environment.

Balance performance management with coaching, mentoring, and employee development. Empower team members to effectively manage priorities and build leadership capabilities for the future. Contribute to and foster a strong "One Oncology" culture across the broader Oncology organisation.

Extensive people leadership experience in a commercial role, including direct field team management. Demonstrated success delivering and exceeding sales targets. Strong commercial acumen with the ability to analyse complex data and translate insights into business decisions.

Bilingual





English and French proficiency strongly preferred for a national role. Oncology or specialty sales experience; GI Oncology experience is an asset. Launch experience, specifically building, scaling, or leading field teams.

Sales, Marketing, Medical, Market Access) and in strategic account management. *Customer Centric Selling Data to Insights Digital Fluency Sales Territory Management Scientific Literacy oncology; 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. 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. GSK is committed to accommodating persons with disabilities.

If you need accommodation at any stage of the application process or want more information on our accommodation policies, please contact us at [email protected]. We are a global biopharma company with a special purpose – to unite science, technology and talent to get ahead of disease together – so we can positively impact the health of billions of people and deliver stronger, more sustainable shareholder returns – as an organisation where people can thrive. Getting ahead means preventing disease as well as treating it, and we aim to impact the health of 2.5 billion people around the world in the next 10 years.

Find out more on our career site. #

📌 National Sales Manager, GI Oncology (Mississauga)
🏢 GlaxoSmithKline
📍 Mississauga