Position summary

AIG is hiring a Sustainability Manager to lead its greenhouse gas inventory and carbon accounting program for the company’s operations. This is a highly visible, hands-on role ensuring accurate data, strong governance, regulatory alignment and readiness for external reporting and assurance, while also tracking sustainability performance, supporting climate strategy and managing cross-functional programs.

Why this role matters

As a global insurance leader, AIG must account credibly for its operational emissions and demonstrate progress against its climate priorities. This role owns the data, methodology and governance behind that accounting, translating technical carbon topics into clear business insights and helping the organisation communicate its sustainability story to internal and external stakeholders.

Key responsibilities

• Own the annual operations GHG emissions inventory including methodology, boundaries, assumptions and emissions factors, maintaining a transparent, well-documented Inventory Management Plan ready for external reporting and assurance.
• Manage carbon accounting processes and platform by working with internal teams and external partners to improve data quality and efficiency.
• Review and validate inventory results including data quality, reasonableness, year-over-year changes and significant assumptions.
• Track evolving standards across GHG accounting, sustainability regulations and disclosure requirements, assessing what they mean for the business.
• Develop KPIs, dashboards and scorecards to measure sustainability performance and inform decision-making, and evaluate programs against business goals, stakeholder expectations and benchmarks.
• Support climate strategy and decarbonisation using credible frameworks, methodologies and emissions pathways.
• Lead cross-functional sustainability projects from concept through to delivery, and support the internal and external sustainability engagement strategy.

Team and stakeholders

The role builds partnerships across a global organisation, working with internal teams and external partners on carbon accounting, and guiding Sustainability Working Groups, business champions and the Employee Sustainability Network in advancing shared priorities.

Key details

• Full-time, based in London; AIG asks team members to be primarily in the office.

Requirements

Essential

• 5+ years of experience within corporate sustainability.
• Strong knowledge of GHG emissions accounting, methodologies and reporting requirements, and decarbonisation strategies including renewable energy procurement.
• Familiarity with frameworks and standards such as the GHG Protocol, ISSB and SBTi.
• Experience working with sustainability data, reporting tools and/or carbon accounting platforms (such as Watershed or similar).
• Strong analytical skills and the ability to turn complex information into clear recommendations.
• Excellent project and stakeholder management skills across multiple priorities.
• A strategic mindset combined with a willingness to be hands-on, and strong communication skills with stakeholders at different levels across a global organisation.

Preferred

• Bachelor’s degree in Sustainability or an Environmental-related field, Business, or another discipline aligned with corporate sustainability.
• Knowledge of Workiva and Watershed.