Security Engineer - F5 Networks Specialist | Security Engineer - F5 Networks Specialist (m/w/d)

concentrade GmbH

Dortmund, Nordrhein-Westfalen, Deutschland
Published Mar 30, 2026
Full-time
Permanent

Job Summary

As a Security Engineer specializing in F5 Networks, you will be responsible for the analysis, planning, and implementation of highly available IT infrastructures and cybersecurity strategies. Your daily routine involves minimizing cyber-attack risks by designing and operating Web Application Firewalls (WAF) and modern authentication solutions for web-based applications. Beyond technical implementation, you will provide 2nd level support, participate in on-call rotations, and conduct customer workshops. You will also act as a technical expert supporting the account management and consulting teams during the pre-sales phase. This role is ideal for professionals who enjoy a mix of hands-on technical work and client-facing advisory. The position is attractive due to its focus on cutting-edge security technologies, a family-friendly work environment with flexible mobile working options, and access to a dedicated laboratory environment for testing new technologies and self-driven professional development.

Required Skills

Education

Completed vocational training and/or a university degree in the field of Information Technology.

Experience

  • Professional experience managing central IT systems within large-scale IT landscapes
  • Proven experience working with F5 BIG-IP products, ideally supported by relevant certifications
  • Practical experience in the design, implementation, and operation of Web Application Firewalls
  • Experience with authorization protocols such as SAML and OAuth is preferred
  • Initial experience or knowledge in IT automation tools like Ansible
  • Experience in conducting technical customer workshops and providing service-oriented support

Languages

English (Fluent)

Additional

  • Willingness to participate in on-call rotation (Rufbereitschaft) is required. Must be able to work independently and proactively in a service-oriented manner.