Global Supply Chain Planning Director (API)

This role is a two year Fixed Term Contract.

We manufacture and supply reliable, high-quality medicines and vaccines to meet patients’ needs and drive our performance.

Our network of 37 medicines and vaccines manufacturing sites delivered 1.7 billion packs of medicines and 409 million vaccine doses in 2024 to help make a positive impact on the health of millions of people. Our supply chain is not just core to our operations; it’s vital to bringing our innovations to patients as quickly, efficiently and effectively as possible. Technology is transforming how we manufacture medicines and vaccines, enabling us to increase the speed, quality and scale of product supply.

We need the very best minds and capability to help us on our journey to make more complex products, harnessing the power of smart manufacturing technologies including robotics, digital solutions and artificial intelligence to deliver for patients.


Position Summary
Lead a team of supply chain planning professionals in the operational delivery and transformation of Small Molecule API Planning across a network of internal and external sites. You will work across demand, manufacturing and inventory teams to ensure reliable supply and efficient use of resources. You will collaborate with commercial, finance, quality and IT teams to improve planning processes and tools. We value clear thinkers who simplify complexity, drive measurable improvements, and support people to learn and grow. This role offers visible impact, career growth and the chance to support GSK’s mission of uniting science, technology and talent to get ahead of disease together.

Key Responsibilities
This role will provide YOU the opportunity to lead key activities to progress YOUR career. These responsibilities include some of the following:

• Lead a team of supply chain planning professionals in a direct and matrixed capacity to define and deliver best-in-class standards, governance and service for supply planning of Small Molecule Active Pharmaceutical Ingredient (API)

• Ensure the operational readiness for the Primary Planning Supply Chain Transformation, partnering with the SCT Programme team to ensure process standards and team capabilities are in place for the successful implementation of OMP

• Single point of accountability delivering optimized API supply plan across all assets (internal and external) for Medicines Small Molecule API supply chain over the 36-month planning horizon from raw materials to API, including micronisation

• Leverage the long-range forecast, Strategic and Commercial insights, to drive robust planning for the 5-year demand horizon for primary sites

• Define and lead performance management across API to ensure adherence to service KPIs and inventory targets, ensuring effective root cause analysis and corrective actions to recover performance that is off track

• Own the effectiveness and delivery of Primary weekly and monthly planning including SCIM, Supply Review Meetings, Supply Chain Review Meetings, S&OP and MPR

• Leadership of the API Planning Team and Small Molecule Portfolio Planning Managers partnering with Finance, Therapy Planning and Strategy teams to deliver the PRF, Make/Buy and inventory submissions for the annual budget cycle

• Identify and manage key supply chain risks for Small Molecule API, proposing mitigation plans and escalating appropriately through franchise RMCB

• Ensure effective Supply Management through the product lifecycle for the Small Molecule portfolio, including New Product Introduction (NPI), allocation and rationing

• Collaborate with Strategy teams to drive initiatives from Strategy into Execution including network and sourcing changes

Why You?

Basic Qualification
We are seeking professionals with the following required skills and qualifications to help us achieve our goals:

• Degree in supply chain, engineering, science, business or related field; advanced degree or relevant certification is a plus.

• Significant experience in supply chain planning, inventory optimisation or integrated business planning within a complex, multi-site organisation.

• Knowledge of Supply Chain planning within pharmaceuticals,

• Proven record of leading cross-functional planning or transformation programmes with measurable outcomes.

• Practical experience using data, analytics or automation to improve planning decisions.

• Strong stakeholder engagement and communication skills, able to present complex topics clearly to varied audiences.

• Understanding of Primary/API Planning

• People management experience

• Ability to drive continuous improvement across the Supply Chain

Apply now

If you are energized by improving supply reliability and want to grow your career while making a meaningful impact, we want to hear from you. Please submit your CV and a brief note describing how your experience matches the role. We welcome applicants from all backgrounds and encourage people who value inclusion and teamwork to apply.

Closing Date: 29th April 2026

Location and Working Pattern
This role is based at our central London HQ, and operates on a hybrid working model. You will be expected to work on-site 2/3 days per week to collaborate with cross-functional teams and support critical planning activities.

What to expect from the role
You will influence important supply decisions that matter to patients and the business. You will join a supportive team that values clear communication, practical problem solving and continuous learning. You will be given ownership, resources and senior stakeholder access to deliver tangible outcomes.

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.

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.

We believe in an agile working culture for all our roles. If flexibility is important to you, we encourage you to explore with our hiring team what the opportunities are.

Should you require any adjustments to our process to assist you in demonstrating your strengths and capabilities contact us at UKRecruitment.Adjustments@gsk.com where you can also request a call.

Please note should your enquiry 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

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