System Administrator & MSP Specialist
Hélder Carneiro
Specialist in high-availability infrastructure, virtualization, and network security. Optimizing IT operations through automation and robust systems architecture.
Specialist in high-availability infrastructure, virtualization, and network security. Optimizing IT operations through automation and robust systems architecture.
IT Support and Systems Infrastructure Specialist with over a decade of experience providing multi-client (MSP) technical support. My focus is on designing, implementing, and maintaining secure, reliable, and scalable infrastructures. I bridge the gap between complex backend systems and user-friendly daily operations.
Design and maintenance of virtual environments using Proxmox VE, LXC containers, and Hypervisors. optimizing bare-metal resources.
Full Active Directory management, Group Policy (GPO), DNS/DHCP administration, and Windows Server optimization.
Implementation of firewalls (pfSense), IDS/IPS intrusion detection, and secure VPN tunnels (WireGuard, OpenVPN, IPsec).
Disaster recovery planning, EaseUS/NAS implementation, and 3-2-1 backup strategies ensuring business continuity.
Specialized support for Cegid, Sage, and Filosoft. Database optimization and custom reporting for business intelligence.
Scripting (PowerShell, Bash) to reduce manual toil. SQL database management and developing custom routines.