• Serve as the primary interface for all business activities with the account, managing communication across technical, procurement, and executive teams • Build deep, trust-based relationships with key stakeholders across multiple business units and geographies • Own and deliver against sales targets and growth objectives for the account • Identify and execute upsell and cross-sell opportunities across power electronics • Develop and maintain a multi-year strategic account plan aligned with customer roadmaps and internal capabilities • Provide detailed sales forecasts, opportunity tracking, and regular reporting to senior management