Own and exceed a significant annual New ACV target by focusing exclusively on a limited portfolio of the largest Tier 1 strategic accounts.- Lead and manage complex, multi-year sales cycles from initial qualification to deal closure and a seamless handover to the Professional Services team.- Act as a trusted advisor to C-Suite executives and other key decision-makers, providing consultative expertise and presenting the full value of the Mambu platform.- Conduct in-depth research and analysis of industry and market developments to contribute, define, and own the go-to-market strategy for the largest enterprise segments.- Create and deliver compelling proposals and strategic responses to high-value RFPs, coordinating negotiation efforts to ensure profitable deal closure.- Build...