This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Customer Success Manager Sênior based in Brazil. As a Senior Customer Success Manager, you will manage and grow a strategic portfolio of B2B and enterprise customers.You will combine a consultative customer-success approach with strong commercial skills to drive retention and revenue expansion.The role focuses on identifying upsell and cross-sell opportunities, leading complex renewals, and building long-term executive relationships.You will use SaaS metrics and customer health indicators to anticipate risks, demonstrate ROI, and guide account strategy.You’ll engage with C-level stakeholders and collaborate closely with Sales, Pre-Sales, Support, and Product teams.The environment is technology-driven, collaborative, agile, and focused on measurable business outcomes.This is a remote-first opportunity for an entrepreneurial, commercially minded professional who thrives on autonomy and strategic account ownership.