Hello! πŸ‘‹ I am a System Administrator and Infrastructure Engineer focused on building, securing, and automating corporate IT environments. My primary goal is to ensure that business infrastructure operates reliably, predictably, and securely. I specialize in deploying independent on-premise solutions that help companies retain full control over their sensitive data and optimize IT operational costs. Ready for complex technical challenges, auditing current IT infrastructure, and remote collaboration.

Skills

  • πŸ–₯ Operating Systems: Linux (Ubuntu, Debian, Rocky Linux), Windows Server
  • ☁️ Virtualization & Containers: Proxmox VE, VMware, Hyper-V, Docker
  • 🌐 Networking: VLAN segmentation, Aruba HPE, Zyxel, VPN (OpenVPN/IPsec), pfSense, firewalld, UFW
  • πŸ›‘ Information Security: DLP systems, CrowdSec, Fail2ban, Enterprise Endpoint Security (Kaspersky, Symantec)
  • πŸ— Infrastructure: Active Directory, DNS, DHCP, GPO, WSUS, RADIUS, PKI
  • πŸ•Έ Web Servers & Databases: Nginx, Apache (LAMP / LEMP stacks), PostgreSQL, MySQL, MS SQL Server
  • 🏒 Corporate Services (On-Premise): Nextcloud, Mailcow, Mattermost
  • πŸ“Š Monitoring: Zabbix, Grafana, Prometheus
  • βš™οΈ Automation & Version Control: Bash, PowerShell, Ansible, Git, GitHub
  • πŸ’Ύ Backup & High Availability: HA Clusters, Acronis, Proxmox Backup Server, Custom scripting

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