Fausto Caldeira Email & Phone Number

Brazil

Brasil

• Operating at Tier 3 of a Security Operations Center (SOC).

Rio De Janeiro, Brazil

• Provisioning and operation of Clouds, including Apache CloudStack and Hyper-V.
• Operation of firewalls such as BlockBit, pfSense, and A10 Thunder load balancers.
• Installation of Zabbix agents on Linux and Windows servers, and creation of triggers to automatealerts based on specific network conditions.

Rio De Janeiro, Rio De Janeiro, Brasil

• Main Responsibilities:
• Developed the BETA version of the RCP (Router Config Parsing) platform, using technologies such asPython, Docker (containers), Flask (web framework), Jinja2 (router configuration templates), Ansible(network element.
• Automated the verification of the network PEs' configurations, comparing them to the Low-LevelDesign (LLD) to ensure compliance with the Engineering team's specifications.

Rio De Janeiro, Rio De Janeiro, Brasil

• Main Responsibilities:
• Management of servers (sysadmin) and services such as TACACS, recursive (cache) DNS,authoritative DNS, IPAM (IP Address Management), and NASS/RADIUS.
• Management of the network infrastructure of Telco Data Centers, including Cisco ASA, Fortigate,Check Point firewalls, F5 BIG-IP load balancers, and Cisco and Huawei routers and switches.
• Management of the Zabbix server, including configuration, web server, and database maintenance.
• Performed blocking of malicious IPs within the IP backbone using blackhole routing and blockedmalicious URLs by updating recursive DNS policies.
• Updating, delegating, and assigning IP blocks with Registro.br (the entity responsible formanaging the IP address allocation for Brazil anda TLD.br).Key Achievements:

Rio De Janeiro

• Design and provisioning of B2B customers served by MPLS networks (VLL and VPN-L3/VRF), SDWAN (Fortinet and VeloCloud/VMWare) and/or ASM and SSM multicast solutions.
• Design, implementation, and operation of Inter AS structures (options 10-A and 10-B).
• Integration of new CPEs (Datacom, HP, and Cisco) with the automatic provisioning tool developed inhouse.
• Support to the commercial team.

Rio De Janeiro

• Operação da infraestrutura WAN durante a Copa do Mundo FIFA 2014.
• Gerenciamento das redes AD-VPN e GET-VPN da Cisco.
• Manutenção das redes Metro Ethernet (Cisco, Datacom, Juniper e Nokia) dos roteadores Single EdgeRouter (Huawei e Nokia).
• Supervisão dos WAGs (Wireless Access Gateway) e CGNAT (Carrier Grade Network AddressTranslation).
• Suporte ao time de nível 2.
• Monitoramento e manutenção do Cacti e Weathermap.

Configuration and troubleshooting in VPDN L2TP / IPSec and elements of Core PS 3G - SGSN, GGSN, AAA, DPI and online pricing.Support to the team of 2nd level of handling customer failures, configuration and monitoring of tests of the VPDN service on the 3G platform.

Function: Operation and deployment of IP networks.Main achievements: Implementation of the MetroEthernet RJ Embratel ring. Implementation of the IPSLA project on the Embratel IP / MPLS backbone.

Function: Support level 3 - Operation and maintenance of VIVO's IP / MPLS backbone.Main achievements: Configuration and troubleshooting of the IP / MPLS backbone. Administration of routing and security policies for edge routers. Administration of public DNS and DNSes for 3G service (hoaming). Administration of Core PS 3G routers and switches. Monitoring of.

Function: Level 3 support - IP / RMS backbone security.Main achievements: Administration of TCSS (Traffic Control & Security Solution) service. Administration of the TACACS server (ACS Unix). Nortel Contivity VPN concentrator administration. Administration of the IP backbone CPD protection firewalls. 2nd level team support.I also worked in the 2nd level.

Pós-Graduação Lato Sensu - Especialização, Desenvolvimento Full Stack

Back-end - Java (Spring Boot) e NodeJS. Front-end - Angular.

Superior, Administração De Redes Para Internet

Technical High School, Electrotechnical, Crea