Global Demand Planning Manager

Chippenham (Hybrid – 2 days on-site)

Reports to: Global Supply Chain Planning Director

Are you ready to shape the global demand signal for a growing consumer healthcare business?

At Alliance we’re looking for a Global Demand Planning Manager to own, drive and continuously improve our demand forecasting capability across all regions. This is a highly visible role at the heart of our commercial and supply chain decision-making where your insight directly influences business performance, investment and growth strategy. This role requires a perfect blend of analytical and commercial acumen, combined with strong collaboration and relationship-building skills, as it is both cross-functional and multicultural.

At Alliance, we specialise in advanced skincare solutions and vitamins, minerals & supplements (VMS). Backed by innovation and driven by purpose, we're on an exciting journey of transformation and growth expanding our reach, enhancing our brands, and bringing cutting-edge products to more consumers across the globe.

What you’ll be doing

Lead the monthly statistical forecasting process across all regions
Partner with commercial and regional teams to align key account and market forecasts
Own the global risk & opportunity log and surface key demand drivers
Deliver accurate short- and long-term volume and value forecasts
Highlight material changes to the top 80% of SKUs via S&OE and IBP
Drive scenario planning and data-led decision making
Track and improve forecast accuracy through defined KPIs
Maintain master data integrity and ensure forecasts flow into critical systems

What you’ll be accountable for

Owning global forecast accuracy
Improving planning maturity and moving towards a “hands-off” forecasting model
Leading IBP commercial reviews
Driving SKU rationalisation with data-backed insights
Ensuring transparency and governance of planning assumptions
Supporting innovation with robust demand ranges

What we are looking for in our new Global Demand Planning Manager

Experience in a global demand planning role within a complex multiple stakeholder organisation
Cultural awareness across various global regions, in particular China and Singapore
Strong background in analytics, statistics and structured problem-solving
Advanced Excel skills: Power BI experience essential (Power Apps a bonus)
Ability to translate complex data into clear, actionable insight
Confident communicator, able to influence across all levels
Proactive, improvement-driven mindset with strong ownership

If you’re excited by the opportunity to sharpen forecasting accuracy and leave a lasting impact on a global supply chain, we’d love to hear from you.

Global Demand Planning Manager