Position: System administrator
Category: Sysadmin
English level: pre
Years of experience: 11


15+ years of experience in ISP companies. Lead of system administration partition.

Experience to configuring network equipment, setup services on  OS Linux, FreeBSD. Integrate some services with billing. Moving some services to docker.

More than 5 years experience with RouterOS.
    - Installing encrypted network for remote officies with BGP or OSPF routing. Setup network tunnel with AWS and Azure. 
    - L2TP, OpenVPN, PPPoE, GRE, IP, EoIP, VRRP, VLAN, Bonding
    - Routing, switching, firewall, NAT, DHCP, IPSec, Bridging, IPv6

VoIP:
    - FreePBX (For office PBX with dongle module for mobile, sip/iax trunks) 
    - 3Cx system
    - Asterisk

Network equipment:
    - Extreme Networks, Cisco, Mikrotik, D-Link, Edge-Core, BDCOM. Switching and routing configuring.
    - Wifi networks on UniFi, Mikrotik

Internet Service Provider:
    - Web, DB, DNS, Radius, Routing, PPPoE, ip-unnumbered (IPoE, DHCP)
    - Create network plan, configure, documentation

Documentation and tickets: Wiki, Redmine, Jira