Expert in
- Linux Systems and Services
- Scripting languages like Python and Bash
- Ansible and Terraform
- OpenStack or Ceph
- Kernel-based Virtual Machine (KVM)
- monitoring systems: Prometheus/Grafana
Nice to have
- software defined networking (SDN), network concepts and load balancing.
- container technologies like LXC and Docker
- Message broker tools like RabbitMQ
- relational databases like mysql, mariadb or percona