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

appeleon gmbh

Sindelfingen, Baden-Württemberg, Deutschland
Published May 5, 2026
Full-time
Permanent

Job Summary

As an IT Administrator at appeleon, you will play a pivotal role in maintaining and optimizing our robust IT infrastructure. Your daily responsibilities include the installation and operation of Java-based applications for both internal and client-facing projects. You will manage our internal client and server environments across Windows and Linux platforms, oversee network security and firewalls, and provide dedicated support through our helpdesk. A key part of your role involves the continuous improvement and expansion of our system landscapes. We are looking for a proactive, curious professional who thrives in an agile environment. This position offers the unique opportunity to contribute to a high-potential product, work within a dynamic and supportive team, and benefit from structured onboarding and professional development. We value open communication and offer a collaborative culture where your contributions directly impact our growth and our clients' success.

Required Skills

Education

Completed vocational training as an IT Specialist for System Integration (Fachinformatiker für Systemintegration) or a relevant university degree.

Experience

  • Professional experience in the operation of Java EE application servers and databases.
  • Professional experience in managing Windows server and client environments.
  • Professional experience in network security and server virtualization technologies.
  • Professional experience in software testing.

Languages

German (Fluent)English (Fluent)

Additional

  • Work location in Karlsruhe or Sindelfingen. Must be eligible to work in Germany.