My client is looking to hire 3 senior level sys admins. in Zagreb 

English - written and spoken: High level

Working with...

•                      Cloud orchestration: Onapp, Openstack
  •                     Systems orchestration: Salt
  •                     Operating systems: Gentoo, Solaris, CentOS, Ubuntu
  •                     Web servers: Apache, Nginx, Perlbal, Unicorn, Lighttpd
  •                     Database servers: MySQL, Mongodb, Couchbase
  •                        Programming languages: Perl, PHP, Ruby, Python, NodeJS

For the three senior levels we are looking for deeper level expertise in these areas:

• Containers/Docker/Kubernetes/terraform
• Cloud security
• Systems monitoring – For example responsibilities from monitoring every aspect of a server platform (we use Nagios and Grafana today)
• Amazon/google cloud – For example migration experience from private cloud to hybrid cloud.
• Open nebula
• Central logging