➤ Active Directory Domain Administration • Configuring services, programs, and servers for operations. • Managing replication: DFS, DHCP, DNS. • Managing user profiles and domain policies.➤ Working with Linux Systems • Experience with Red Hat, Debian-based systems (Ubuntu, Rocky Linux, CentOS, Debian). • Installing services such as GitLab, web servers, Elastic/Kibana. • System maintenance.➤ Database Management • Experience with Microsoft SQL Server and MariaDB.➤ Virtualization with Microsoft Hyper-V • Managing virtual machines (installation, transfer, export, recovery).➤ NGFW Firewalls (FortiGate, SonicWall) • Maintenance and policy management. • Configuring VPNs. • Diagnosing issues using device tools.➤ Email Servers • Experience with Microsoft Exchange Server and Xeams.➤ Scripting • Writing scripts in BASH, PowerShell, and SQL.➤ Mobile Device Management • Managing Android devices using Proget.➤ IBM/Lenovo devices and Ubiquiti switches • Firmware updates. • Installing expansion cards, processors, and RAM. • Configuring devices.➤ Lenovo DE4000H Disk Array • Assembling and installing Fibre Channel connections. • Connecting to two Lenovo SR650 servers. • Creating pools and RAID configurations.➤ NAS Servers (Synology, QNAP) • Installing and configuring to work with the domain.➤ Work in server room • Configuring UPS systems. • Maintaining and servicing equipment (storage, installation, cleaning).➤ Team Training and IT Support • Training IT teams and supporting IT specialists.

➤ Working with Windows Systems • Managing Windows 10/11 within an Active Directory domain environment. • Installing, configuring and joining devices to a domain. • Preparing systems for end-user operations.➤ Working with Windows Server Systems • Experience with Windows Server versions from 2008 to 2022. • System management, including updates and service management. • Customizing servers to meet company requirements.➤ Helpdesk Support • Installing and maintaining computer hardware. • Diagnosing issues and providing user support. • Managing a database, including adding, removing, and modifying records.➤ Software Development • Developed a user account management form system using ASP.NET MVC technology. • Created a Windows service to read data from a network device and send alerts.