обслуживание сети-helpdesk L2+-настройка бухгалтерского ПО(криптозащита, имнс, фсзн, электронные счета фактуры, клиент-банки)-поддержка server 2012, 2016, 2019 установка и настройка terminal server, ad, dns, dhcp, rds farm, remote app, gpo, print server, wsus-почтовый сервер microsoft exchange 2019 (миграция с exhcnage 2013), интеграция с office online server-почтовый шлюз Kaspersky security mail gateway-mikrotik (firewall, nat, l2tp+ipsec, gre+ipsec, vlan, ospf, vrf, mangle)-организация бесшовной wi-fi сети на базе оборудования mikrotik (CAPsMAN)-обеспечение резервного копирования данных (Veeam Backup & Replication)- cisco switches, isr(dmvpn, ospf, vrf, vlan, ipsec), ftd, fmc(acl, nat, ospf, pbr, flexconfig, syslog)-антивирусная защита kes+ksc(350+ хостов)-teamviewer corporate (массовое развертывание+политики)-IaaS A1 - VMware Cloud Director-мониторинг серверов и сетевого оборудования с помощью Zabbix-Centos 8 (haproxy, nginx (настройка реверс прокси), elk(мониторинг логов cisco, haproxy))

1st-2nd level user support (hardware and software). Analysis and search for current problems, finding workarounds, resolving software and hardware issues.Preparation of desktops and notebooks for users, maintenance of peripheral devices.Maintenance of office IT infrastructure administration of a corporate network, AD, GPO, DHCP, DNS, RDP, FTP, PrintServer, WSUS, esxi 6.0,6.5 (install, configuration cluster, vsphere.vmotion, iscsi, vlan, nic teaming), including account softwareSupport and installing accounting software mikrotik (firewall, mangle, queues, nat, l2tp / ipsec, dns, vlan)Providing data backup (Veeam Backup & Replication).Configure and monitoring servers and network equipment using Zabbix.Managing switches l2 extreme (vlan, ntp, upgrade firmware, backup, maintenance).

Administrated corporate network: 100 workstations and 5 serversPreparation of desktops and notebooks for users, maintenance of peripheral devices. User technical supporttechnician and user support of main office including remote support of branch offices (16 stores (Minsk, Molodechno, Mogilev, Gomel, Grodno warehouse + wholesale stores (Moscow, St. Petersburg, Grodno) Setting up accounting software (crypto protection, imns, fszn, electronic invoices, client banks)Maintenance of office IT infrastructure administration of a corporate network with windows server 2012 and 2016; installation and configuration of terminal server, ad, dns, hyper-v, rdp, remote app, gpo, ftp, also using NAS Synology (restricting access rights, backing up, restoring information)Setup and support via kerio control: firewall, routing, dns, dhcp, l2tp / ipsecSetup and support mikrotik (firewall, mangle, queues, nat, sstp, l2tp / ipsec, dns)Providing data backup (Veeam Backup & Replication, Cobian backup)Configure and support CCTV system - HikvisionSetup, configure and maintenance Ip-telephony Asterisk installation and maintenance (freepbx 14, asterisk 16), configuration (extension, trunks, inbound & outbound routes, custom context, IVR, Follow Me, Time Group, etc.), gsm and fxo gateways

network maintenance, org. technicians, setup pc and laptops, installing, updating and maintenance software, purchasing equipment, technical support for users, setting up accounting software (crypto protection, imns, fszn, electronic invoices), windows server support and maintenance 2003/2008/2012, dhcp, ad, dns installation and configuration, kerio, gpo, terminal server, providing data backup, working with hyper-v virtualization, administering mysql server, creating an application for working with the mysql database with c #