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

appeleon gmbh

Sindelfingen, Baden-Württemberg, Deutschland
Published Mar 31, 2026
Full-time
Permanent

Job Summary

As an IT Administrator at appeleon, you will be responsible for the installation and operation of Java applications for both internal and client-specific projects. Your daily tasks involve managing a diverse internal client and server environment consisting of Windows and Linux systems, alongside overseeing firewall and network security measures. You will also manage the internal helpdesk and continuously work on expanding and improving the existing IT infrastructure and workflows. This role is ideal for proactive professionals who enjoy working with modern cloud platforms and virtualization technologies. The position offers the chance to work with a dynamic team in a growing company, supporting a clever agile environment product that empowers business analysts. You will benefit from individual onboarding, a performance-related bonus, and a health-focused work environment that includes fitness memberships and a collaborative atmosphere.

Required Skills

Education

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

Experience

  • Professional experience in the operation of Java EE and Application Servers
  • Experience managing Windows Server environments and Windows 10 clients
  • Experience with database administration and PaaS offerings
  • Practical knowledge of server virtualization and containerization
  • Experience in software testing and quality assurance
  • Experience in network administration and security methodologies

Languages

German (Fluent)English (Fluent)

Additional

  • The role is based in Karlsruhe and Sindelfingen. Applicants must have the ability to work in a full-time, permanent capacity.