1&1 | Germany | 56xxx, 76xxx, 40xxx Düsseldorf, Karlsruhe, Montabaur | Permanent position | Full time / Home office | Published since: 02.03.2026 on stepstone.de
Product Manager B2B Mobile (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 design our future product range with innovation and power. Be part of 1&1. .
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Your tasks • Your profile • What we offer
As Product Manager B2B Mobile at Düsseldorf, Karlsruhe or Montabaur, you are responsible for the strategic further development of our 1&1 business product and tariff portfolio. You ensure that our offers are competitive, economically attractive and clearly geared to the needs of business customers. You act as a central interface between business, IT, marketing, sales and external partners. Strategic design, further development and control of the 1&1 Business product and tariff portfolio (Mobile) including definition of performance features, tariff structures and supply logics Responsibility for pricing and calculation models in the B2B environment, including cost-effectiveness analyses, business cases and margin control Control of the entire product development process across the organization - from idea to conception and implementation to market introduction and further development Ensuring the technical and process feasibility of products and tariffs and their scalability Building, controlling and developing a strategic product and technology partner management Close cooperation with marketing and sales in the creation of Go-to-Market concepts and product positioning Monitoring of product and tariff performance based on relevant KPIs and deriving targeted optimization measures
Complete university studies, e.g. in business management, business informatics, marketing or a comparable subject Multiannual professional experience in product management (B2B environment) or in product and service markets in need of explanation Experience in controlling complex product development processes Expertise in partner management and dealing with external technology providers Analytical thinking capacity, structured working methods and pronounced implementation strength Communication security and sovereign appearance against internal and external stakeholders Very good German knowledge
- 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, Karlsruhe, Montabaur | ||
| Germany |
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