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Senior Domain Business Architect Telco

Bonn, Friedrich-Ebert-Allee 140OnsiteSeniorPosted Oct 27, 2026

Job description

T-Systems International GmbH At T-Systems, we provide business customers with the right technology solutions for their digital businesses. Our portfolio helps make digital transformation less complex, reduce costs and make everyday work easier. Our key areas are connectivity, digital services, cloud and infrastructure, and security. Let’s power higher performance!

About us

The Digital Application Hub at T-Systems develops digital customer experiences that set tomorrow’s standards today. We work in a customer-focused, agile environment and provide customers with state-of-the-art application and cloud transformation services. Our work is shaped by agile processes and carried out by interdisciplinary teams that work across organizational boundaries at locations around the world.

Responsibilities

As a Senior Domain Business Architect (m/f/d/x) Telco , you will shape the strategic development of our business domains. You will translate business requirements into robust, scalable architecture and solution concepts, ensuring they support the company’s goals. Working closely with business units and technical teams, you will help drive innovation and develop solutions that improve business processes and support digital transformation.

The role also requires the following knowledge and skills: More than 10 years of experience in the telecommunications product landscape, particularly with RPKneu (reference price calculation) and the configuration, pricing and preparation of quotes for complex B2B connectivity, WAN, Ethernet and access solutions Extensive experience as a Business Architect, Business Analyst or Product Owner in telecommunications, with a strong understanding of business models and IT landscapes Experience defining target business architectures and deriving architecture, data and solution concepts from business requirements Strong knowledge of product, ordering, provisioning and service processes, and experience analyzing and improving end-to-end processes Extensive experience in requirements engineering, process management and business solution design, including prioritizing requirements, epics, features and user stories Experience creating business capability maps, process and data models, and impact analyses Strong SQL, PL/SQL and Oracle skills, along with experience in data modeling and UML, EPC and ERM Knowledge of XML, HTML, JavaScript, modern software architectures, interfaces and distributed IT landscapes; confident use of Jira, Confluence and Microsoft Office Agile expertise, including Scrum, Kanban and product ownership, plus an ITIL certification Strategic and analytical thinking; strong communication, facilitation and stakeholder management skills; a structured, independent and results-oriented approach; fluency in German and English Is this the right role for you?

Take the next step and apply online. Applicants with severe disabilities will be given preference if they are equally qualified. We look forward to hearing from you! This position is also available part-time.

Description copied from Deutsche Telekom's careers page. Read the full posting before you apply.

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