Deutsche Bahn AG | Germany | 10xxx, 14xxx, 13xxx, 12xxx Berlin | Permanent position | Full time / Home office | Published since: 10.07.2026 on stepstone.de
IT / OT Network & Security Architect
DB Bahnbau Group GmbH is the complete service provider for the railway infrastructure of Deutsche Bahn. We plan and build all the railway infrastructure facilities and repair them. With our structures of track construction, technical installations, construction engineering construction and coordination of large projects, we are in use in over 40 locations throughout Germany. In addition, with our innovations, we design the railway infrastructure environmentally friendly and modern. For this we need you: Come to the DB Bahnbau Group and help us build the strong rail for future generations.
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Your tasks • Your profile • What we offer
We are looking for you as an IT/OT network & Security Architect:in (w/m/d) for DB Bahnbau Group GmbH at the Berlin site. Your tasks:
For a high-availability, innovative and secure IT and OT infrastructure in the DB Bahnbau Group, you will ensure trouble-free, resilient and secure operation of the company network with your measures. In doing so, you strategically control the systematic further development and sustainable maintenance of infrastructure and security architectures as part of the digital transformation and become active at implementation level You implement the requirements for the availability, stability and resilience of all network and infrastructure components In your role, you design and realize automation solutions (e.g. scripting, ansible, infrastructure as code) You are administering and developing Linux-based systems and infrastructure platforms as well as complementary Windows server environments and actively bringing your technical expertise into the further development of infrastructure and platform architectures (On-Prem / Cloud / Hybrid) You also tax external service providers (the selection of measures and the implementation of measures) internal teams and supports procurement processes as well as asset, license and contract management
Your profile:
The basis of your success is a completed study as a computer scientist:in, electrical engineer:in, automation engineer:in or a comparable qualification through relevant professional experience Your expertise includes very good knowledge of infrastructure management and/or experience in network technologies and components (including LAN, WAN, WLAN, firewall and VPN technologies, DHCP, DNS, QoS/VoIP, 802.1X) and relevant network protocols/methods (e.g. MPLS) In previous roles, you have successfully adopted a strategic position in addition to the operational perspective and created innovative and sustainable IT infrastructures within the framework of complex IT projects. Ideally, you are already very experienced in the selection and control of (external) service managers:inside and partner:inside The application of IT governance and IT security requirements, their further development and implementation or implementation instructions are perfectly familiar to you – also from a professionally leading role You are convinced of the implementation strength, address-oriented, clear communication, high innovative strength and strategic vision In addition to very good knowledge of German and English, you will bring a class B driver's license and a readiness to travel
This is important to us:
Our claim is to offer all candidates the same opportunities for entry with us, both with equal suitability. We actively promote diversity and cooperation in our teams. We appreciate any application, regardless of gender, nationality, ethnic and social origin, religion, world view, disability, age, duration of unemployment, sexual orientation and identity. Benefits:
You are doing great things and you will also get back big: a market-oriented salary package with generally indefinite work contract and job guarantee as well as a variety of benefits and an occupational pension scheme. Fascinating projects and tasks at one of the most diverse employers in the country demand your skills and wait for your handwriting. We promote flexible, individual working models and, if possible, support modern working forms, e.g. mobile working. .
Location
![]() | Deutsche Bahn AG | |
| 74564 Berlin | ||
| Germany |
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