Own a portfolio of high-value German customer accounts, serving as a trusted advisor and commercial partner. Drive retention, product adoption, renewals, expansion, and customer value through data-driven account strategies. Coordinate technical, implementation, support, product, marketing, legal, and finance teams; manage negotiations and forecasting; identify risks and usage gaps; and present ROI-focused expansion proposals. The role requires German and English fluency, SaaS or martech experience, strong stakeholder management, and travel of up to 25%.