Security Network Engineer | Informatiker (m/w/d)

enercity NETZ GmbH

Hannover, Niedersachsen, Deutschland
Published Oct 1, 2025
Full-time
No information

Job Summary

This Security Network Engineer role focuses on designing and implementing secure, hybrid network architectures, integrating both on-premises and cloud components. A core responsibility is leveraging expertise in routing, firewalls, and Zero Trust Network Access (ZTNA/SASE) to ensure secure and efficient data transmission. Day-to-day tasks include continuous performance monitoring, implementing IDS/IPS solutions in collaboration with the security team, and utilizing Microsoft Azure services to manage virtual networks, firewalls, and security groups. The successful candidate will drive the automation of standard tasks and documentation processes. Key qualifications include a relevant degree in Computer Science or equivalent, profound knowledge of firewall, router, and switch configuration, and practical experience with network protocols like BGP and IPsec, specifically within an Aruba environment. This position offers the opportunity to significantly contribute to the security and efficiency of a critical network infrastructure while working with cutting-edge cloud technologies.

Required Skills

Education

Completed degree in Computer Science, Information Technology, or equivalent qualification/relevant vocational training

Experience

  • Professional experience in the configuration and administration of firewalls, routers, and switches
  • Experience with network protocols and technologies, including TCP/IP, BGP, DNS, IPsec, and Aruba
  • Practical experience with Zero Trust Network Access (ZTNA/SASE) concepts and implementations
  • Practical experience with application publishing platforms (e.g., Fastly, Cloudflare)
  • Experience with Microsoft Azure services, specifically network configuration and security
  • Experience in operating monitoring systems within complex environments

Languages

Not specified

Additional

  • Not specified