Junior Linux System Administrator – 2nd-Level Hosting Support

Stack

Responsibilities

• ▹Handle L2 tickets: narrow down webstack errors, debug mail deliverability, resolve configuration issues in hosting environments, perform backup/restore cases at the system level
• ▹Analyze and fix errors: narrow down causes, resolve them in a controlled way, and document so colleagues can take over the case at any time
• ▹Perform standard changes: restorations, configuration adjustments, monitoring follow-ups in managed operations
• ▹Prepare escalations: hand off more complex cases to specialists with logs, tests, and a clear scope
• ▹Develop support further: turn recurring issues into runbooks and checklists

Requirements

• ▹Linux system operations: confident with the shell, understanding services and logs, making controlled configuration changes
• ▹Web and mail stack: experience with web servers (e.g. NGINX, Apache), PHP runtimes (e.g. PHP-FPM), databases (e.g. MySQL, MariaDB), and common mail server setups
• ▹Hosting fundamentals: DNS, SSL/TLS, domain management, typical access and recovery paths (rescue, console, IPMI), and an understanding of the differences between shared hosting, VPS, and dedicated servers
• ▹Structured troubleshooting: approaching problems systematically and documenting what was done
• ▹Communication: good German, technical English; clear and reliable with clients and the team

Nice to have

• ▹Hosting panels (e.g. Plesk)
• ▹Virtualization (e.g. KVM, Proxmox)
• ▹Monitoring (e.g. checkmk, Grafana)
• ▹Ansible/shell scripting
• ▹Windows/AD basics

What we offer

• ▹100% remote, free choice of hardware, Linux setups explicitly welcome
• ▹Home office allowance
• ▹30 vacation days
• ▹Professional development toward systems administration, networking, or development
• ▹A small team where you're not just a ticket number