- Hardware and Software installation, configruration and maintenance;- Solving the problems of PC and Laptops;- Installation and maintenance of printers (local, wirelless or standart) and scanners;- Assembly, upgrade, diagnosis and solving the problems of the PC’s (Cases);- Pulling and diagnosis the local cables, installization of cable-channels;- Installation and solving the anytype of problems of Microsoft Windows XP, 7, 8, 8.1, 10 OS’s;- Design of local networks;- Assembly of server racks;- Configuration of TCP/IP networks;- Configuration of LAN, WLAN, Switch, Accesspoint and Routers;- Knowledge about Server 2008, Server 2012;- Knowledge about DHCP, Active Directory, Domain;- Configuration of VLAN;- Knowledge about Asterisk;- Installation, configuration, and solving the problems of CISCO, YeaLink, D-Link, LinkSys, Grandstream, Panasonic (wired) and etc. IP telephones;- Creation and administration of virtual machines, installation of Windows (Server) OS and Linux images, setup and configuration of Domain Controller in VMware vSphere Client and VMware Workstation Pro;- Installation of Kerio Control Administration into virtual machine and configuration, manipulation of internet permissions, IP, QoS, DHCP, Domain and etc. settings, adding web filters, permiting ports in traffic rules and etc.;- Knowledge about VPN;- Remote administration of user computers with Anydesk, Radmin, Teamviewer, AMMY and RDP services;

- Assemby, configuration, encashment, prophylaxis and software installation of PayPoints;- Firmware installation of termo printers;- Reinstalling of card readers;- Cleaning, changing or restoration of touchscreen and touch blocks.

- Hardware and Software installation, configruration and maintenance;- Solving the problems of PC and Laptops;- Installation and maintenance of printers (local, wirelless or standart) and scanners;- Assembly, upgrade, diagnosis and solving the problems of the PC’s (Cases);- Installation and solving the anytype of problems of Microsoft Windows XP, 7, 8, 8.1, 10 OS’s;