At IONOS, the leading European provider of cloud infrastructure, cloud services and hosting services, you will work together with a wide range of teams. We are characterized by open structures, a friendly working culture and flat hierarchies with a strong team spirit. We firmly believe that work and fun are compatible, and offer you the right environment for this. Our constant growth means that we are always looking for new colleagues. Become part of IONOS and grow with us. Are the internet and new technologies second nature to you? Do you have a basic understanding of financial processes and data analysis, combined with a strong technical affinity? Do you think analytically, enjoy logical connections, and appreciate structured processes? Then we look forward to your application as a Working Student for our IONOS Controlling team in Karlsruhe! We offer you an exciting, international environment with diverse tasks where you can put your theoretical knowledge from your studies into practice. Tasks Support the preparation of monthly and quarterly evaluations. Assist with cost center and cost object accounting. Prepare data and create reports and presentations. Support budget planning and forecast processes. Maintain and further develop internal controlling tools (e.g., Excel, Power BI). Collaborate on cross-departmental projects and ad-hoc requests in the finance area. Qualifications Current studies in Economics, Business Administration, or a comparable degree program – ideally with a focus on Controlling, Finance, or Accounting. Proficient in MS Excel – initial experience with Power BI or similar tools is an advantage. Quick comprehension, analytical thinking, and a structured way of working. Team spirit, initiative, and reliability. Fluent in German and English. Location: Karlsruhe Benefits Hybrid working model. Flexible working hours through trust-based working hours. At some locations a subsidized canteen and various free drinks. Modern office space with very good transport connections. Various employee discounts for activities and products. Employee events such as summer and winter parties, as well as workshops. Numerous training and development opportunities. Various health offers, such as sports and health courses. About IONOS IONOS is the leading European digitalization partner for small and medium-sized businesses (SMB). The company serves around six million customers and operates across 18 markets in Europe and North America, with its services being accessible worldwide. With its Web Presence & Productivity portfolio, IONOS acts as a 'one-stop shop' for all digitalization needs: from domains and web hosting to classic website builders and do-it-yourself solutions, from e-commerce to online marketing tools. In addition, the company offers Cloud Solutions to enterprises who are looking to move to the cloud as their businesses evolve. We value diversity and welcome all applications - regardless of, for example, gender, nationality, ethnic or social origin, religion, disability, age as well as sexual orientation and identity, physical characteristics, marital status or any other irrelevant factor subject to applicable law.