Amprion GmbH | Germany | 50xxx Pulheim bei Köln | Permanent position | Full time | Published since: 14.01.2026 on stepstone.de
IT Specialist Network and Security Infrastructure (m/f/d)
Amprion connects. Our transmission network transports electricity for 29 million people in an area from the North Sea to the Alps. A third of the German economic output is generated there. Our lines are lifelines of society. We keep our net stable and safe - and prepare the way for the energy transition: We build our network and work on new ideas for a climate-friendly, safe and efficient energy system. .
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Your tasks • Your profile • What we offer
At the Pulheim site, the transmission network is monitored and controlled by the system control system. In order to provide secure and reliable IT systems for system management, the various IT components of process technology such as storages, servers, networks, clients and large-scale image projections are operated in system technology. We are looking for an experienced personality that completely plans, develops and operates our Cisco-based network infrastructure in the team. If you enjoy critical infrastructure, architecture, stability, security and automation, you are right with us.
Design, design and further development of our Campus & Datacenter architecture on Cisco platforms (IOS/NX-OS), including segmentation, redundancy and security. Planning and implementation of network projects (routing, switching, firewalls) - from architecture to migration to rollout and documentation. Operation, monitoring and optimization of the infrastructure and troubleshooting at 3rd levels. Implementation of security measures and policies (e.g. NAC/802.1X, Firepower/ASA, Zero Trust) according to ISMS and IT Security requirements. Close cooperation with application, project and security teams as well as the creation of architecture and operating concepts.
Multiannual experience in network planning and architecture in enterprise environments focusing on Cisco ( routing, switching and security). Found operating experience including 3rd-level cloud shooting, monitoring tools and ITIL-oriented change/release processes. Experience in network automation (e.g. Ansible, Python, APIs) and structured documentation (e.g. Visio, NetBox, Confluence). Very good protocol and technology knowledge (OSPF, VLAN, STP, HSRP/VRRP) and safe handling of Cisco IOS/NX-OS. Very good German knowledge, team-oriented and structured working methods.
flexible work 38 hours a week 30 days Development Family & profession Sports & Health Christmas money Amprion harvest
Contact
 | Amprion GmbH | |
| 50259 Pulheim bei Köln | ||
| Germany | ||
| show e-mail |
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