Position: DevOps engineer, System engineer, Infrastructure engineer
Category: DevOps
English level: intermediate
Years of experience: 11

Start of several offices from zero. Transfer of office infrastructure to AWS. Administration of more than 150 servers in AWS and VMWare. Implementation of Jira, Gitlab, Docker, Ansible, etc.
AWS: EC2, S3, IAM, VPC, RDB, migrating VMWare VM to EC2, tunneling etc.
OS: RHEL, Centos, Rocky Linux, Ubuntu, Windows Servers 2003 - 2019, Windows 8 - 11 etc.
Networking: routers, switches, VLAN's, ipsec, DNS, DHCP, tunneling, few offices.
Domains: Samba AD DC, mirrors 
Ansible AWX, Gitlab, Jira, Zabbix, Kerio mail system, Acronis Backup system
Virtualization: Vmware vSphere
Voip: Asterisk.