Senior Client Manager (m/w/d)

Own and grow relationships with assigned client accounts, driving land, expansion, and renewals across solutions. Serve as the main point of contact, ensuring client satisfaction across the full lifecycle while minimizing churn and maximizing retention. Pursue leads from business development, identify client needs, and articulate how NTT DATA adds value to drive demand and revenue growth. Coordinate with vendors and partners and manage accounts, opportunities, pipelines, and forecasts using sales tools and methodologies.