Linux Infrastructure & Security | OPNsense | Proxmox | Wazuh | Zabbix
I help businesses secure and optimize Linux infrastructure, firewalls, VPNs and virtualization environments.
Specialized in:
Network & Security: OPNsense | pfSense | Wazuh SIEM
Wireless & Infrastructure: Ubiquiti UniFi Ecosystem
Virtualization & Backup: Proxmox VE | Proxmox Backup Server
VPN & Connectivity: WireGuard | OpenVPN | Cloudflare Tunnel
SysAdmin & DevOps: Linux Servers | Docker | Reverse Proxy
Core Services: Network Troubleshooting | Infrastructure Hardening
I work mainly with:
VPN issues
Firewall configuration
Secure remote
Reverse proxy problems
Linux server deployments
Monitoring and log analysis
High availability environments
I focus on fast troubleshooting, security best practices and stable infrastructure delivery.
If you need someone to solve infrastructure and security problems quickly and professionally, let’s talk.
Work Terms
• Available for hourly and fixed-price projects.
• Time Zone: GMT-3 (Brazil), with flexible availability for international clients.
• Remote support via TeamViewer, AnyDesk, Zoom, Google Meet, or SSH.
• Clear communication throughout every project.
• Detailed troubleshooting and documentation when required.
• Emergency support available by prior agreement.
• Long-term IT support and infrastructure management are welcome.