Supply Chain Planner (Secondment, 1 Year Contract))

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 strong performance momentum to significantly increase our positive impact on the health of billions of patients globally. Our Ahead Together strategy is centred on early intervention to prevent and alter the course of disease, thereby protecting people and supporting healthcare systems.Our diverse portfolio consists of vaccines, specialty medicines, and general medicines.Through continuous innovation and a dedicated focus on scientific and technical excellence, we strive to develop and launch new, groundbreaking treatments that address critical health challenges.   Regional Supply Chain Planner (Secondment with 1 Year Contract) Join GSK as a Supply Chain Planner supporting sites and Contract Manufacturing Organisations (CMOs) in Türkiye on a secondment contract until the end of 2027. In this role, you will develop and manage supply plans that keep essential products moving smoothly through our global network. You will work closely with teams across sites, regions, and functions to balance demand, capacity, and inventory while identifying and resolving supply risks. We seek someone curious, analytic, and collaborative to help us improve and innovate supply planning. This is a unique chance to build your career, expand your global network, and contribute to our mission of uniting science, technology, and talent to get ahead of disease together.   Responsibilities: This is a secondment role, with target end date as of December 1, 2027. This role will provide YOU the opportunity to lead key activities to progress YOUR career. These responsibilities include some of the following:   • Execute end-to-end supply chain and material planning for International Central Regional Sites and CMOs across a 0–3-year horizon to ensure product availability while optimizing working capital. • Develop optimized supply plans (using RCCP and DRP) aligned with site and CMO teams, balancing demand, capacity, and inventory, and being accountable for key planning parameters (safety stock, lead times, MOQs). • Proactively manage supply risks via SCIM and SRM within the CCC framework to prevent stock-outs, protect sales, and optimize customer service, inventory, and operating costs. • Own and manage bulk/API material planning and inventory, including stock policies, replenishment models, and performance monitoring versus planning parameters, contracts, and working capital targets. • Lead process and performance improvement initiatives with sites and CMOs to reduce overstocks, improve planning processes, shape consolidated demand signals, and support 3-year material purchasing visibility. • Act as a change management and continuous improvement ambassador across the supply chain, implementing CCC processes and serving as a key business partner to LOCs, sites, and CMOs to drive collaboration and standardization. Why You? Basic Qualification   We are seeking professionals with the following required skills and qualifications to help us achieve our goals - Bachelor’s degree in supply chain, logistics, business, engineering, or related field.  - At least 3 years of practical experience in supply planning or related roles within manufacturing or supply chain environments.  - Experience working with manufacturing sites and/or Contract Manufacturing Organisations.  - Strong skills in Microsoft Excel and experience with ERP or supply planning systems.  - Clear and confident written and verbal communication skills in English.  - Ability to manage multiple projects and priorities within a matrix organization.    Preferred Qualification If you have the following characteristics, it would be a plus   - Experienc