Senior Network & Security Engineer AT&T
Network complex projects, deploying Cisco ACI, Cisco SD-WAN, Security solutions, LAN, WAN, WLAN sites implementations for national/international customers. Networking and security administration/support at AT&T portfolio customers with multi-vendor environments (Cisco, IronPort, Checkpoint, BlueCoat, Juniper, Fortinet, AVI, 3COM, HP, F5, A10). Focus and expertise in leading/deploying LAN / WAN / SDN implementations for worldwide customers. L3 advanced support for LAN/WAN networks, SDWAN, NFV services and Linux services (Bind, Squid, Apache, Postfix, Sendmail, iptables, etc.). Developing workshops/training for teammates and other teams for Linux, DevOps, Automations, Python and SDN. DevOps experience in the global team for DevOps operations performing CI/CD for IaC implementation and management for network services using Azure DevOps and Github Actions. Participated in global security teams implementations and management for security tools like: WIZ, PAN SSE, multi-vendors WAFs, IPS. Supporting SOC and NOC operations as Tier 3 support. Supporting corporate Audits for global accounts with top standards requirements. Support Cloud operations and implementations for networking services for multiple cloud vendors: Azure, GCP, AWS and IBM Cloud. Perform security tools automation using Python and Linux shell scripts to improve security operations. Experience in ServiceNow, HP, IBM Maximo.