Cyber Security Engineer | Wirtschaftsinformatiker (m/w/d)

Deutsche Glasfaser Unternehmensgruppe

Düsseldorf, Nordrhein-Westfalen, Deutschland
Published Feb 13, 2026
Full-time
No information

Job Summary

As a Cyber Security Engineer, you will be responsible for safeguarding the digital infrastructure of a regional utility provider. Your daily activities involve monitoring the security landscape to identify threats early and managing incident response measures to ensure rapid containment and recovery. You will take a hands-on role in administering Microsoft Defender for Endpoint and Microsoft Sentinel to enhance endpoint protection and monitoring depth. Additionally, you will operate the Tenable vulnerability management system, prioritizing risks and implementing system hardening measures. This role requires a blend of technical administration and strategic coordination, as you will connect new systems to the SIEM and act as a central interface for internal departments and external Managed Detection and Response (MDR) service providers. The position offers a highly collaborative environment with a strong focus on community and stability, supported by extensive benefits including flexible working arrangements and a comprehensive professional development academy.

Required Skills

Education

Completed vocational training in the IT field or a university degree in Cybersecurity, Computer Science, Business Information Systems, or a comparable qualification.

Experience

  • Several years of professional experience in Security Operations, Incident Response, and the administration of security solutions
  • Proven experience in the administration of Microsoft Defender for Endpoint
  • Practical knowledge in handling SIEM solutions, specifically Microsoft Sentinel
  • Experience in managing security incidents and coordinating with MDR service providers
  • Professional expertise in IT security and vulnerability management

Languages

German (Fluent)English (Fluent)

Additional

  • Structured working style with high responsibility and precision required. Position offers flexible work options including home office with provided ergonomic furniture.