Site Name: UK – London – New Oxford Street, Aranda, UK - County Durham - Barnard Castle, UK - Hertfordshire - Stevenage, UK - Hertfordshire - Ware
Posted Date: Apr 22 2026
Global Supply Chain Planning Director (API)
This role is a two‑year Fixed Term Contract. The company manufactures and supplies high‑quality medicines and vaccines to meet patient needs and drive performance. The role requires a leader with a deep understanding of supply chain planning in the pharmaceutical industry to transform and deliver small‑molecule API planning across internal and external sites.
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. The role works across demand, manufacturing, inventory, commercial, finance, quality and IT teams to ensure reliable supply and efficient use of resources.
Key Responsibilities
- 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 operational readiness for the Primary Planning Supply Chain Transformation, partnering with the SCT Programme team to align process standards and team capabilities for the successful implementation of OMP.
- Serve as the single point of accountability delivering an 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, providing root‑cause analysis and corrective actions to recover off‑track performance.
- Own the effectiveness and delivery of Primary weekly and monthly planning, including SCIM, Supply Review Meetings, Supply Chain Review Meetings, S&OP and MPR.
- Lead 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.
Basic Qualification
- 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.
Location and Working Pattern
This role is based at one of the listed locations and operates on a hybrid working model. The employee is 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, join a supportive team that values clear communication, practical problem solving and continuous learning, and be given ownership, resources and senior stakeholder access to deliver tangible outcomes.
Equal Opportunity Employer
GSK is an Equal Opportunity Employer. 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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