Aleksandre D.

Enterprise Network & Virtualization Engineer (CCNP R&S, VCP6-DCV) with 10+ years designing, hardening, and optimizing Cisco + VMware infrastructures. I deliver secure, high‑availability networks for government and private sectors—zero‑downtime cutovers, fully documented and monitored. I plan, implement, and support resilient, compliant architectures that scale across networking, security, and virtualization. Core outcomes: > network architecture and upgrades (Cisco switching/routing, ASA/Firepower, WLC/APs, UCS, fabric interconnects); > security hardening and segmentation (ASA, Firepower, pfSense, WAFs/Imperva, ACLs, IPS, VPN, Zero Trust alignment); > virtualization and data center (VMware vSphere/ESXi, vCenter.