We are part of International Airlines Group (IAG), one of the world’s leading airline groups and owner of some of the biggest brands in the sky.
IAG Transform provides creative and innovative solutions to drive sustainable transformation by delivering procurement and airline services, as well as group-wide systems across IAG. Each operating company benefits from the Transform centralised model, driving efficiencies, automation, and economies of scale.
The Supplier Chain Scope 3 Manager is responsible for leading IAG's comprehensive approach to measuring, managing, and reducing Scope 3 carbon emissions across the supply chain. This role drives the implementation of robust carbon accounting methodologies, supplier engagement strategies, and science-based decarbonisation initiatives that support IAG's commitment to achieving net‑zero CO₂ emissions by 2050. Working closely with procurement teams and suppliers across all categories, this position ensures accurate emissions tracking, transparent reporting, and meaningful progress toward supplier decarbonisation targets.
Design and deploy data collection processes and systems to capture primary emissions data from suppliers across IAG's diverse procurement categories.
Establish quality assurance frameworks to validate supplier‑provided emissions data and ensure consistency in calculation methodologies.
Maintain and enhance carbon accounting models, incorporating emission factors, activity data, and supplier‑specific information.
Develop supplier engagement strategies to encourage and support emissions reduction activities across the supply chain.
Collaborate with procurement teams to integrate carbon reduction criteria into supplier selection,



evaluation, and performance management processes.
Impact Assessment & Analysis

Identify and prioritise high‑impact sustainability interventions based on comprehensive carbon hotspot analysis across supplier categories.
Support procurement teams in evaluating alternative products, services, and suppliers based on lifecycle environmental performance.
Contribute to IAG's annual sustainability reporting, ensuring accurate and transparent disclosure of supply chain emissions data.
Present Scope 3 performance insights and recommendations to senior leadership, procurement teams, and Operating Company stakeholders.
Maintain relationships with key suppliers to facilitate data collection, share best practices, and drive collaborative decarbonisation initiatives.
Represent IAG in industry forums and working groups focused on supply chain sustainability and Scope 3 emissions reduction.
Utilise and optimise sustainability management platforms such as Watershed for Scope 3 data collection, analysis, and reporting.
Collaborate with IT and data analytics teams to enhance carbon accounting systems and automate data collection processes.
Evaluate emerging technologies and tools for supply chain carbon management, recommending platform enhancements or new solutions as appropriate.




Ensure data integrity and security across all carbon accounting systems and supplier data repositories.
Support sustainability audits and verification processes related to supply chain emissions reporting.
Bachelor's degree in Environmental Science, Sustainability, Engineering, or related field;
Master's degree preferred
Expert knowledge of carbon accounting methodologies, emission factors, and data quality assessment
Strong analytical and quantitative skills with proficiency in data analysis and modelling
Advanced Excel skills; experience with data visualisation tools (Power BI, Tableau) preferred
Project management capabilities with ability to manage multiple workstreams simultaneously
Detail‑oriented with commitment to data accuracy and quality assurance
Experience working with diverse supplier bases to collect emissions data and drive decarbonisation initiatives
~ Knowledge of aviation industry supply chains and sustainability challenges advantageous
~ The opportunity to work in a multi‑cultural environment with great offices in many locations. We support our people in maintaining work/life balance, as well as providing the many benefits one would expect from a general organisation, including health insurance, pension and performance bonuses.
We are an equal opportunities employer and all qualified applicants will receive consideration for employment without regard to race, colour, religion, sex, national origin, disability status, protected veteran status, or any other characteristic protected by law.
Mid‑Senior level
Full‑time
Supply Chain
Airlines and Aviation

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