1&1 | Germany | 56xxx, 40xxx Düsseldorf, Montabaur | Permanent position | Full time / Home office | Published since: 22.01.2026 on stepstone.de
(Senior) Data & Reporting Manager / BI & AI Enablement (m/f/d)
1&1 is one of the leading telecommunications providers in Germany with over 3,200 employees and nearly 16 million customer contracts. With pioneering spirit, unusual ideas and creative teams, we have won a leading market position in mobile and broadband connections. By combining the over 50,000 km long 1&1 fiber optic network and regional networks, we create Germany's most extensive fibre network. We also build the most modern 5G network in Europe, based on the new Open-RAN technology. With open interfaces and 5G functions in a powerful cloud infrastructure. Continue the 1&1 success story and secure our financial objectives with a broad economic perspective. Be part of 1&1. .
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Your tasks • Your profile • What we offer
As a central part of our finance division in the mobile network, we are driving forward data-driven decisions, transparency and efficiency across the company. We design reporting landscapes, develop modern BI architectures and actively rely on artificial intelligence to make processes leaner and smarter. To strengthen our team, we are looking for a personality that loves data, creates structures and actively promotes innovation.
Harmonisation and further development of reporting landscape Construction, consolidation and continuous development of a uniform reporting framework Standardization and automation of existing reports Ensuring data quality, data consistency and robust governance standards Business Intelligence & Data Strategy Further development of our BI and data strategy - both technical and technical Implementation of modern data models and KPIs Close cooperation with finance, technology, controlling, data architecture and departments AI enablement Identification and placement of suitable use cases for artificial intelligence Implementation of AI-based solutions (e.g. forecast models, automations, anomaly detection) Advice on AI and Advanced Analytics applications Stakeholder Management Sparring partner:in for management and senior management Translation of complex data models into clear business statements Presentation of results, insights and strategic recommendations
Completed studies in business, data/computer science, mathematics, statistics or comparable Multiannual experience in BI, data management, reporting or analytics Safe in handling SAP and modern BI tools (e.g. Power BI, SAC), Data-Modelling and SQL Experience in using AI/ML methods desirable Strong analytical skills and structured thinking High communication capability and pleasure in interface work Ownership-Mindset: You want to design, not only manage
- Attractive salary
- Strong community of team players
- Working hours of confidence with flexible classification and the possibility of working up to 40% mobile
- Numerous training options on- and offline
- Discounts on 1&1 products and for various leisure activities
- In-house restaurant
- Free drinks and fresh fruit
- Jobrad grant
Location
 | 1&1 | |
| Düsseldorf, Montabaur | ||
| Germany |
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