Linux System Administrator – 2nd-Level Hosting Support

• Handle L2 tickets and resolve web stack, email deliverability, configuration, and backup/restore issues at the system level
• Identify root causes, implement controlled fixes, and document them clearly
• Perform standard changes such as restores, configuration adjustments, and monitoring follow-ups
• Escalate more complex cases to specialists using logs, testing, and clear issue scoping
• Convert recurring issues into runbooks and checklists
• Work in the managed operations of hosting and infrastructure environments

• Linux systems operations: confident with the shell, understanding of services and logs, and ability to modify configurations in a controlled manner
• Experience with web servers (e.g., NGINX, Apache), PHP runtimes (e.g., PHP-FPM), databases (e.g., MySQL, MariaDB), and common mail server setups
• Knowledge of DNS, SSL/TLS, domain management, rescue environments, consoles, and IPMI
• Understanding of the differences between shared hosting, VPS, and dedicated servers
• Structured troubleshooting and documentation skills
• Good German and technical English
• Experience with hosting control panels such as Plesk is a plus
• Experience with virtualization using KVM or Proxmox is a plus
• Experience with monitoring tools such as Checkmk or Grafana is a plus
• Ansible/Shell scripting skills are a plus
• Basic Windows/AD knowledge is a plus

• 100% remote
• Freedom to choose your hardware
• Home office allowance
• 30 days of paid vacation
• Professional development opportunities toward systems administration, networking, or software development
• Small team with short communication paths and visible responsibility