Linux Administrator – 24/7 Support for Medium‑Sized Cluster

About the role

The Linux Administrator will act as the first line of defense for service quality and reliability across a medium‑sized cluster of roughly 1,500 Linux servers. You will be responsible for imaging, configuring, monitoring, and troubleshooting servers and services to ensure smooth performance in a 24/7 support environment.

Key responsibilities

• Serve as the first line of defense for all service‑quality issues, including alert handling, metric analysis, and escalation.
• Troubleshoot and analyze production problems using appropriate tools, and document resolutions.
• Contribute to the knowledge‑base by writing clear documentation on symptoms and fixes.
• Monitor and maintain open‑source services such as Memcache, Apache, Nginx, HAProxy, MySQL, Redis, Elasticsearch, Prometheus, Grafana, Proxmox, and Scylla.
• Participate in on‑call rotations and respond to live production incidents.

Required profile

• Minimum 1 year of recent Linux system administration experience.
• Hands‑on experience with user, configuration, and package management, as well as software deployment.
• Previous on‑call or escalation engineering experience in a production environment.
• Proficiency with at least one scripting language (Bash, Go, Perl, or Python).
• Familiarity with 24×7 alerting and monitoring tools such as Nagios, Ganglia, Sensu, or Zabbix.

Required skills

• Linux system administration
• User, configuration, and package management
• Software deployment and monitoring
• Memcache, Apache, Nginx, HAProxy, MySQL, Redis, Elasticsearch, Prometheus, Grafana, Proxmox, Scylla
• Bash, Go, Perl, Python
• LAMP stack
• Nagios, Ganglia, Sensu, Zabbix

What we offer

• Collaboration with industry experts
• Multiple learning and development opportunities
• A fun and competitive working environment