You will take on the comprehensive support and management of B2B key accounts from the energy industry., You will be responsible for service delivery for your customers in the ongoing operation of complex mobile communications solutions., You will create, analyze, and present regular service reports for top customers., You will monitor, manage, and continuously develop agreed SLA structures., You will actively manage stakeholders at the customer level and with internal specialist departments., You will ensure high service, process, and quality standards., You will manage customer projects, including planning, implementation, and controlling., You will apply suitable project management methods to manage complex customer requirements.