IT Server Administrator – Unix/Linux Infrastructure

• Administer, maintain, and operate Unix/Linux servers, with a focus on Red Hat Enterprise Linux (RHEL 8/9)
• Install, configure, and manage patches, including planning and implementing system updates and migrations
• Ensure system availability and IT security through monitoring and logging with CheckMK, Grafana, and Syslog
• Manage incidents and problems
• Collaborate with network teams and implement routing, firewall, and connectivity solutions
• Automate operational processes using shell scripting, Ansible, or comparable tools
• Create and maintain technical documentation
• Support audits and ensure compliance with security and regulatory requirements
• Manage and strategically develop a heterogeneous Unix/Linux environment for the future
• Contribute to the stability, security, and performance of the server architecture

• Completed degree in computer science, vocational training as an IT specialist with extensive professional experience, or equivalent qualifications
• Several years of professional experience administering Unix/Linux systems
• Strong knowledge of Red Hat Enterprise Linux (RHEL)
• Solid understanding of networking, including TCP/IP, DNS, DHCP, and VLANs
• Experience in IT security, including antivirus, system hardening, and patch management
• Scripting skills, including Shell and Bash
• Fluency in written and spoken German
• Good written and spoken English skills
• Linux/Unix certifications, such as RHCSA or RHCE
• Knowledge of automation and configuration management, such as Ansible
• Awareness of potential compliance risks and a commitment to acting with integrity

• Attractive compensation and individual additional benefits
• Company pension and retirement plans
• Mobility benefits, such as bicycle leasing
• Employee discounts with partner companies
• 30 days of annual leave in accordance with the applicable collective agreement
• Flextime
• Mobile working
• Part-time work options
• Job sharing
• Sabbatical
• Excellent professional development opportunities
• International career development opportunities across the Group
• Occupational health physician
• Comprehensive health and wellness program, including fitness classes and preventive care services
• Canteen and cafeteria
• Kindergarten located close to some sites
• Work in a diverse environment
• Flexible working arrangements