Senior Application and Systems Manager | Application and System Manager III (m/w/d)

Deutsche Telekom AG

Darmstadt, Hessen, Deutschland
Published Mar 6, 2026
Full-time
No information

Job Summary

As a Senior Application and Systems Manager within the Optical Transport Core division, you will be responsible for the end-to-end management of IT applications and systems supporting the WDM/OTN transport network. Your daily responsibilities include overseeing the development of specific system modules, defining requirements for interfaces, and ensuring the high availability and production stability of core infrastructure. You will play a pivotal role in lifecycle management, particularly for automation interfaces (API gateways), and perform critical patch management to meet security and compliance standards. This role is highly technical, involving 2nd level support for WDM/OTN platforms and participation in technology rollout projects. It is an attractive opportunity for professionals who enjoy working in agile, modern team structures at the forefront of digital infrastructure, where automation and process transformation are central to the operational strategy.

Required Skills

Education

Degree in Computer Science, Telecommunications Engineering, or a comparable qualification.

Experience

  • Professional experience in IT application and system management
  • Proven experience in the field of software testing and quality assurance
  • Experience in vendor and service provider management
  • Practical experience in Linux server administration and containerization
  • Experience with security requirements, including patch management and compliance
  • Experience in scripting and automation is preferred

Languages

German (Fluent)English (Intermediate)

Additional

  • The role involves 2nd level support for WDM/OTN platforms and participation in technology rollout projects. Part-time work is possible. Location is within the Deutsche Telekom Technik GmbH infrastructure.