Senior IT Network Security Specialist | Senior IT-Spezialist Netzwerk-Security (M/W/D)

Deutsche Post AG Zentrale

Köln, Nordrhein-Westfalen, Deutschland
Published Mar 27, 2026
Full-time
Permanent

Job Summary

As a Senior IT Network Security Specialist at DHL Group's Pension Service division, you will take a leading role in designing, implementing, and securing complex network architectures. Your daily responsibilities involve collaborating with service providers to develop security strategies, managing firewalls, VPNs, and VLANs, and conducting regular security audits. You will be responsible for identifying risks and implementing robust solutions based on international standards like ISO 2700x and IT-Grundschutz. This role is highly collaborative, requiring close coordination with internal stakeholders and external partners to ensure a secure infrastructure. The position is particularly attractive due to its high level of autonomy, flexible working hours with mobile office options, and a 38.5-hour work week. Based in Cologne or Bonn, you will join a motivated team where security is a top priority, supported by comprehensive employee benefits including pension schemes and professional development opportunities.

Required Skills

Education

Completed degree in Computer Science, IT Security, or a comparable qualification/training.

Experience

  • Several years of professional experience in the field of network security
  • Proven experience in leading IT security projects of medium to high complexity
  • Extensive experience with network infrastructure including NAT, switches, and routers
  • Experience in managing external service providers and internal stakeholders
  • Professional background in security auditing and risk assessment

Languages

German (Fluent)English (Basic)

Additional

  • Willingness to travel (less than 20%); Ability to work in Cologne or Bonn; Full-time permanent contract (38.5 hours per week).