Position: Senior System Administrator/System Reliability Engineer
Category: Sysadmin
English level: upper
Years of experience: 11

Built and reworked multiple successfull HA clusters of web, database, DNS, file servers. 
Developed load balancing, monitoring, diagnostics, cluster and datacenter administration and backup solutions.
20 years of Unix systems, networks, data centers adminisration and engineering. 
Web, mail, DNS, database clusters design, implementation and support. 
Automation, monitoring, backup. 
Troubleshooting, bottleneck detection, cost and performance optimization. 
C, Python, Shell scripting. 
Team management.

Fresh knowledge of:
- Debian/Ubuntu, Linux kernel & shell
- Nginx, Apache, Haproxy, IPVS, Keepalived, php-fpm, uwsgi
- MySQL (MariaDB), Galera cluster, MongoDB, Redis, Elasticsearch, Cassandra
- BIND9, PowerDNS, dnsmasq, LDAP
- Ansible, Docker, LXC, quemu, PVE
- IPSEC, OpenVPN
- Python, Shell scripting
- Thanks, for reading till this point
Interesting technologies, interesting people, competent management.
No Microsoft, no level 1 support.