Customer Success Manager (m/f/d) – maternity/parental leave cover for one year fixed-term, with the potential to transition to a permanent role. This hybrid role is based in Düsseldorf, Germany. The successful candidate will be the main contact for customers within Commercial Operations, driving revenue performance management through customer acquisition, campaign execution, and performance reviews; ensuring high customer satisfaction via regular interactions with assigned accounts and close coordination with internal stakeholders; building and managing strong client relationships by understanding needs and managing expectations; collaborating closely with Key Account Managers, Project Managers, Delivery, Marketing, Product Management, and Content teams; preparing and analyzing KPI reports on acquisition and engagement campaign performance; planning and executing internal User Acceptance Testing (UAT) to ensure product quality; analyzing customer requirements and coordinating their implementation with relevant internal teams. Mondia values diversity and seeks an open, collaborative, and adaptable mindset. Qualifications include a Bachelor’s degree in Business Administration, Marketing, or related field with at least 3 years of experience in Product Management, Telecommunications, or Digital Media; experience with ICT digital products and services focusing on mobile and digital solutions; strong communication, analytical, and problem-solving skills; proficiency in Microsoft Office (Word, PowerPoint, Outlook, Excel); fluency in German and English (written and spoken). The rol

Customer Success Manager (m/f/d) – maternity/parental leave cover for one year fixed-term, with the potential to transition to a permanent role. This hybrid role is based in Düsseldorf, Germany. The successful candidate will be the main contact for customers within Commercial Operations, driving revenue performance management through customer acquisition, campaign execution, and performance reviews; ensuring high customer satisfaction via regular interactions with assigned accounts and close coordination with internal stakeholders; building and managing strong client relationships by understanding needs and managing expectations; collaborating closely with Key Account Managers, Project Managers, Delivery, Marketing, Product Management, and Content teams; preparing and analyzing KPI reports on acquisition and engagement campaign performance; planning and executing internal User Acceptance Testing (UAT) to ensure product quality; analyzing customer requirements and coordinating their implementation with relevant internal teams. Mondia values diversity and seeks an open, collaborative, and adaptable mindset. Qualifications include a Bachelor’s degree in Business Administration, Marketing, or related field with at least 3 years of experience in Product Management, Telecommunications, or Digital Media; experience with ICT digital products and services focusing on mobile and digital solutions; strong communication, analytical, and problem-solving skills; proficiency in Microsoft Office (Word, PowerPoint, Outlook, Excel); fluency in German and English (written and spoken). The rol