Linux Systems Administrator (Data Center/Infrastructure)

Quick Facts

• Role: Linux Systems Administrator for data center infrastructure

• Employment: Full-time, permanent position (40 hours/week)

• Work model: On-site at the data center near Gotha/Eisenach; occasional home office possible

Description

You will help build and operate the company’s data center from the start, bringing strong Linux and infrastructure expertise.

The role includes server hardware assembly, rack mounting and cabling, network and firewall configuration, automated operating system provisioning, and ongoing monitoring and incident recovery.

You will also support administration of Proxmox, monitoring, and selected server services and databases.

Responsibilities

• Source hardware from manufacturers (depending on task allocation on-site)

• Assemble and test new server hardware

• Mount servers in racks and perform copper and fiber optic cabling (LWL)

• Establish network connections and configure switches and firewalls

• Automate operating system installation, e.g., with PXE, Ansible, or Puppet; help design the process

• Monitor servers and other hardware and restore operations during outages, including hardware replacement

• Operate and further develop the Proxmox environment

• Support Linux server administration (e.g., Red Hat, Ubuntu), configuration management (Puppet), and monitoring (CheckMk)

• Support administration of Redis, RabbitMQ, Solr-Cloud, and ELK, as well as MySQL/Percona databases

• Set up and monitor local and online backups

Requirements

• Several years of experience as a systems administrator, ideally in a data center environment

• Hands-on experience with server hardware: assembly, testing, rack mounting, cabling, and replacement of faulty components

• Networking experience, especially configuring switches and firewalls (e.g., VLAN, routing) and performing cabling

• Experience operating Proxmox, including clusters and storage

• Solid Linux skills (e.g., Red Hat, Ubuntu, or comparable distribution) and interest in automating installation and configuration

• Analytical, structured thinking and very careful working practices

• Willingness to work on-site at the data center near Gotha/Eisenach

• Very good German (minimum C1) or very good English (minimum C1)

Benefits

• 30 vacation days per calendar year

• Flexible working hours with core hours

• Thorough onboarding by the existing team

• Generous budget for training and professional development

• Monthly tax-free benefit of 50 EUR

• Voluntary Christmas bonus

• After one year of employment: option for a representative company vehicle