Build, lead, and scale the Account Management function. Develop long-term AM strategy aligned with company goals. Design and implement layer-cake model and customer segmentation. Partner with CS, Sales, Product, RevOps, and Marketing. Own net revenue retention, expansion ARR, and account growth KPIs. Drive expansion and upsell programs. Build forecasting models and renewal processes. Establish account review cadences and QBR frameworks. Recruit, hire, and develop the AM team. Create scalable processes, playbooks, and enablement materials. Coach the team on account planning and negotiation. Refine compensation plans and territory alignment. Implement tooling, dashboards, and workflows. Design solutions to improve adoption, retention, and expansion.