Network Engineer SDN (m/f/d)


our range


  • Creation and development of complex SDN LAN networks based on ACI and Apstra
  • Development of new LAN and WAN architectures and consideration of SDN and NFV
  • Design of loop-free network platforms using Trill or proprietary manufacturer protocols
  • Development of network and migration concepts from traditional standard networks to fabric-based/SDN networks
  • Continuation and intensification of virtualization techniques in the LAN and WAN area
  • Analysis of complex LAN and WAN network environments
  • 3rd level support for the corresponding operating units
  • Planning and selection of network components as part of projects and PoC (Proof of Concept)
  • Support in the area of ​​authentication / logging
  • Implementation of dynamic routing protocols
  • Construction of multi-tenant environments in dedicated and shared networks
  • Development of QOS specifications and bandwidth management
  • Documentation and creation of IP address concepts and IP assignments in the IPv4 and IPV6 area
  • Provision of configuration templates/automation specifications for operational optimization#MARIAGE_TSI#

your profile


You have a degree in computer science, information technology or an apprenticeship and several years of comparable professional experience. You also have:

  • Good knowledge of ACI SDN networks and the various security levels
  • Extensive knowledge of private and public cloud
  • Comprehensive SDN knowledge of manufacturer solutions, VM-Ware, Cisco and Juniper
  • Open-Flow, Open-Stack, and their architectures
  • Pronounced knowledge and experience in dealing with SDN LAN/WAN networks from Cisco or Juniper
  • Cisco,Juniper certification (CCNP or comparable certifications)
  • Well-founded experience with virtualization techniques in the network area
  • Very good network architecture and design skills
  • Practical experience in Shell/Phyton programming and automation techniques
  • Sound knowledge of IPv4 and IPv6
  • Many years of routine in 3rd level support of networks
  • Security management of network and server components
  • Very good knowledge and practical experience in the UNIX/Linux operating systems
  • Proficient in German and English

about us


T-Systems International GmbH

At T-Systems, we offer our business customers the right system solutions for their digital business. With our portfolio, we ensure that digital transformation reduces complexity, saves costs and makes everyday work easier. Our focus is connectivity, digital, cloud & infrastructure as well as security – Let’s power higher performance!

Contact & application


Marvin Graffunder
Call at:
+491567433831
Email to:
marvin.graffunder@external.telekom.de

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