🌍 IT Infrastructure Specialist | Cybersecurity Enthusiast | Virtualization & Network Administration ExpertI am a seasoned IT professional with a strong background in Systems Administration, Network Management, and Cybersecurity, seeking to leverage my expertise in virtualization and infrastructure management for organizations across Europe. I am highly motivated to contribute to secure, efficient, and scalable IT environments, with a proven track record of implementing innovative solutions using open-source technologies.I am committed to continuous improvement, currently focusing on deepening my expertise in firewall technologies and cybersecurity. Although I have strong knowledge of Linux systems, I am aiming to expand my qualifications by obtaining certifications like LPIC and improving my skills in Cloud Security and IT Governance.Key Competencies:- Network Design & Implementation (LAN/WAN/Wi-Fi)- Cybersecurity (firewalls, VPNs, ISO 27001)- Virtualization (Proxmox)- Server Management (Linux/Windows, Active Directory)- Backup Solutions (Proxmox Backup, Cloud Solutions)- Open-source Technologies (Nextcloud, GLPI, TrueNAS, pfSense)- IT Infrastructure Management (including hardware logistics and maintenance)- Experience in VoIP solutions and Telecom SystemsMy goal is to continuously improve my skills, achieve international certifications such as CCNA, ITIL, and advanced firewall certifications, and contribute to secure, innovative IT infrastructures in dynamic, multicultural environments.Let’s connect if you're looking for a proactive and solutions-driven IT Infrastructure Specialist who can deliver operational efficiency and high levels of security!📍 Currently located in Brazil, open to opportunities across Europe.