1&1 | Germany | 56xxx Montabaur | Permanent position | Full time / Home office | Published since: 26.03.2026 on stepstone.de
(Senior) Financial Controller (m/f/d)
1&1 is one of the leading telecommunications providers in Germany with over 3,100 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 67,000 km long 1&1 fiber optic network and regional networks, we create Germany's most extensive fiber optic 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 key figure, you play a crucial role in achieving the financial goals of our largest segment (Access). To strengthen our team in the Financial Carrier Controlling, we are looking for a dedicated colleague (w/m/d) at the Montabaur site.
Its tasks include the creation and monitoring of the budget, the preparation of forecasts and the implementation of monthly target/actual comparisons as well as plan/prognosis analyses for our network inputs in the mobile, DSL, fiber and cable network area.
These main tasks offer you a variety of exciting activities: Own analysis of input costs, compilation of monthly accounts and reporting, as well as analysis and forecast of future developments in the pre-bar area. Voting with stakeholders and management, you act as a contact person for auditors during the annual audit. Identification of potentials and risks, participation in short, medium and long-term planning, monitoring of important performance indicators (KPIs) and optimising our Excel-based controlling tools and reporting structures. Implementation of ad hoc analyses to support management decisions.
If you are looking for a challenge and want to actively participate in shaping our financial future, you are right with us. Apply now and become part of our dynamic team in Montabaur! After successfully completing a university or university degree with the focus on finance/controlling or a comparable degree, you have already been able to gain at least three years of professional experience in controlling. (priority in a telecommunications or service company). In addition, you have: An independent and structured way of working as well as strong service and earnings orientation. Embossed analytical and conceptual thinking as well as independent action. Very good communicative skills and a collegial working method coupled with a high social competence. Very good MS Office knowledge, especially Microsoft Excel. Proactivity and Hands-On Mentality.
- 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 | |
| 56410 Montabaur | ||
| Germany |
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