Main areas: Zabbix | SCOM | SCSM | VoIP 3CX | Windows Server | Active DirectoryZabbix- planning, implementing and administrating Zabbix infrastructure- maintaining and performance tuning of the Zabbix server- upgrading the system to newest versions- adjusting monitoring templates- cooperation with application team to provide suitable custom monitoring- implementing advanced network monitoring- handling and troubleshooting alerts- generating of custom reports- creating of connector to ITSM tool (SCSM)- creating of custom dashboard with GrafanaSystem Center Operations Manager (SCOM)- administrating of SCOM infrastructure- upgrading system to newest versions- maintaining and adjusting management packs to prevent alerts flood- handling management packs version- cooperating with application teams to provide the most suitable monitoring- managing SQL Server for SCOM- hybrid monitoring in MS Azure cloudSystem Center Service Manager (SCSM) with Cireson Portal- administrating of SCSM infrastructure- upgrading SCSM and Cireson portal to newest versions- configuring advanced Service Offerings and Service Catalogs- configuring and maintaining queues- maintaining of users security roles- handling management packs version- issues and workflows troubleshooting3CX / VoIP- planning, implementing and managing 3CX Phone System infrastructure- maintaining of SIP trunks, 2N GSM gateways, Yealink landline phones and extensions- upgrading system to newest versions- advances configuring of IVR and queues- providing solutiong for call center- preparing custom language packs for system prompts- issues troubleshooting- managing of contact book- generating reportsOthers:- installing and administrating of Windows Server 2012 R2 / 2016 / 2019- installing and administrating of Linux servers (Centos)- creating and administrationg od Hyper-V Virtual Machines- administrating of Active Directory, GPO, WSUS- Powershell scripting- second line user supprt

- remote support of store staff- local support of HQ users- issues troubleshooting- installing, configuring and maintaining Windows 7/8/10- ITIL