IT Director (IT outsourcing)

He worked in the company as a system administrator.Management of the computer network of the company.My duties included the following:
- Support the performance of computer equipment (working stations of different manufacturers (samosbor), servers mainly SuperMicro, HP and as budget solutions simple work stations with server operating system).Design, installation, maintenance of LVS and telephone networks
Organization of a backup system
Administration of Windows
Windows 2003/2008 Server (DC, TS, DB, AD)
Operational monitoring of office equipment
Support and training of initial computer skills of employees
Management of the computer network of the company (110 pieces).- maintenance of the domain Win 2003/2008, Kerio (firewall, mail)
Installation of computers, installation of SSCs, setting Wi-Fi networks
Administration of 1C
Setup of IP video monitoring
Supply of cartridges
Installation and replacement of equipment.Communication with support services and technicians.Reaction to abuse complaints.Investigation of hacking, security audit.Installation, setting and support of virtual hosting servers (FreeBSD, Apache,
Nginx, MySQL, PostgreSQL, eaccelerator, ispmgr panel), also technical
support in complex technical matters.Installation and support of DNS servers.