Dmytro Rudnytskyi

Background

About Dmytro Rudnytskyi

Administered IT infrastructure, including Windows Server (2016/2019/2022), Windows 10/7, and macOS, and linux servers ensuring high system availability. Installed and managed services such as Active Directory, DNS, File Server, DHCP, and Group Policy for efficient operations. Configured and maintained network infrastructure, including Cisco and MikroTik routers, VLANs, VPNs, and firewalls, enhancing network security. Implemented Office 365 for user account management, licenses, and email systems, streamlining communication processes. Performed virtualization tasks using VMware, optimizing server performance and resource allocation. Installed and configured NAS servers (Synology, QNAP) for secure and reliable data storage. Ensured cybersecurity through firewall management, VPN configuration, and regular data backups, reducing security risks. Monitored IT systems and resolved technical incidents promptly, achieving minimal downtime. Led the implementation of the major "Expandium" project: Installed, configured, and currently support a diagnostic technology for investigating GSM-R and railway telecommunication networks, similar to EVOIA Assure, enabling performance monitoring, troubleshooting, and compliance with ERTMS standards (GSM-R & ETCS L2/L3). Languages English (Intermediate) Ukraine (Native) Czech (Fluent) Russian (Fluent) Additional Information Driver’s License: Category B Interests: Cybersecurity, IT innovations, and technology trends