The Key Account Manager Leasing will drive the strategic sales agenda for Leaseco in the Netherlands. Responsibilities include managing relationships with large national leasecos, ensuring a positive customer journey, meeting sales objectives, establishing contractual agreements, partnering with HQ and local teams, developing growth strategies, and ensuring timely payments. The role requires leveraging existing relationships, creating new accounts, and utilizing available assets effectively. Collaboration with Tesla teams for coaching and training is also included, along with continuous process improvement.