The IT Linux System Engineer (m/w/d) is responsible for installing, maintaining, and supporting Linux servers (Red Hat Enterprise Linux), monitoring and optimizing systems with tools like Zabbix and Red Hat Satellite, developing automation processes using Chef Automate, Git, Gerrit, Jenkins, and ensuring server security through automated hardening and security monitoring. They collaborate with cloud teams, architects, and security experts, and handle, document, and troubleshoot requests in the ticket system. Requirements include a completed education or degree in IT, at least 3 years of experience in IT, practical knowledge in Linux server management, virtualization, cloud services, or networks, strong problem-solving skills, and proficiency in German; English skills are a plus.