I'm a System Admin with 3 years experience in Linux Server.
I've managed many Linux system as:
- Webserver : Nginx
- Proxy: Haproxy, Nginx, Keepalived
- Database: mysql, MairaDB, mongodb
- DNS: Bind, dnsmasq
- Cache: Redis, Memcached
- Queue: RabbitMQ, Gearman
- Log: Filebeat, Logstash, Elasticsearch, Kibana
- Monitor: Zabbix, Nagios, Cacti, Grafana
- Security: Iptables, Firewalld, Nessus, Metasploit, Kali linux,.
- Docker: Rancher, Kubernetes
- CM tools: Ansible
... and many other Open Source tools
I also using some programing language as Bash, Python, C.
Be a sysadmin, I think that everything should be done automatically and correctly.
With my deep knowledge, I sure that your problem will be solved quickly!!!