IT Administrator | IT Administrator (m/w/d)

Herrmann Personaldienste GmbH

Köln, Nordrhein-Westfalen, Deutschland
Published Mar 16, 2026
Full-time
Permanent

Job Summary

This role involves managing the IT infrastructure for a Cologne-based project company focused on a major Franco-German defense program. As an IT Administrator, you will be responsible for the day-to-day support of approximately 100 users, ensuring system stability through proactive troubleshooting, upgrades, and migrations. A significant portion of the role focuses on security; you will help build and develop an Information Security Management System (ISMS) and potentially take on the role of Information Security Officer. You will work extensively with Windows Server and Client environments, firewalls, and networking technologies while maintaining technical documentation using tools like Docusnap. This position offers a unique opportunity to work within a high-stakes industrial defense environment, providing a 40-hour work week with flexible hours, attractive compensation, and professional development opportunities in a growing collaborative project.

Required Skills

Education

Completed vocational training or a university degree in the IT field.

Experience

  • Several years of professional experience in IT administration
  • Minimum of 2nd-level support experience required
  • Proven experience with IT security structures and basic protection standards
  • Practical experience managing firewalls, networks, and switch technology
  • Extensive experience in Windows Server and Client environments

Languages

German (Fluent)

Additional

  • A valid work permit for Germany is mandatory. The role includes the potential to assume the official role of Information Security Officer.