Raízen is the union of parts of Shell and Cosan business, Raízen is one of the largest companies in terms of revenue in Brazil today. Raízen is the country's leading producer of ethanol and the largest individual exporter of sugar in the international market, as well as being one of the main players in the distribution and sale of fuels in Brazil. I made part of the third-level Security Team, my responsibilities was: scaling, deploying and maintaining network firewalls, Web Application Firewall(WAF), Reverse Proxy and SIEM, also execute pen test and vulnerability analysis on applications and network to create a plan to mitigate/correct the vulnerabilities and threats to reduce business risk exposure, supporting the team in anothers security solutions, such as Antivirus, URL Filtering, Spam Filtering, DNS and Digital Certificates.Technologies: Firewalls (FortiNet, SonicWall ), SIEM(ESM Mcafee, Splunk), Reverse Proxy and WAF (Citrix Netscaler and NGINX), Web Content Control (Cisco WSA and FortiNet URL Filtering), Endpoint Protection (SEP and FortiClient) and Vulnerability Manager (Symantec CCS and Rapid 7).

Tubos Ipiranga is a large Brazilian industry and distributor of specialty tubes such as carbon steel.Roles:• Management Firewalls FortiNet (Rules, Routes, NAT, VPN, SSL VPN);• Management Switch Cisco;• Management of Information Security Policies;• Development of Business Continuity Plan;• Design and Management projects of Security and Network;• Implementation and Administration of Trend Micro End Point Protection “OfficeScan”; • Support Users Level 3;• SLA Management.

Russi is a retail chain in São Paulo. The big challenge was to stabilize the environment, as it presented constant drops in communication between branches, impossibility of sales in the stores' POS terminals due to virus attacks, no existence of data backups, e-mail service flooded with spam, among others problems.With an aggressive business strategy, we started to reestructure the IT environment as a whole and I was responsible for network and security restructuring. Roles:- Migrating the antispam solution for Cisco IronPort; - Migration of the anti-virus solution to Trend OfficeScan; - Deployment of Backup Solution with Data Protection Suite DELL;- Migration of e-mail solution to Microsoft Exchange; - Implementation of monitoring the availability of IT services and assets with Nagios; - Migration of the domain controller solution to Active Directory 2008 for the array and branch offices (15); - DHCP Service DeploymentTechnologies: Cisco IronPort, Trend Micro OfficeScan, Nagios, Data Protection Suite DELL.

The USJ Group is a major industrial player of Sugar and Ethanol in Brazil. This was my first job where I started as an IT support trainee and after two years I was employed as a Security Analyst, where I worked for 2 years.Roles:- Migration of the IpTables firewall to CheckPoint; - OfficeScan installation and management; - Development of information security policies; - Vulnerability mapping of the IT environment, proposing solutions for risk reduction; - Proposal to adapt the Data Center to tier 1 of ANSI / TIA - 942; - Preparation of Risk Analysis; - Instalation and management of URL Filtering;Technologies: CheckPoint Firewall, Trend Micro OfficeScan, Iptbles, URL Filtering Trend Micro IWSS, Spam Filtering Trend Micro IMSS, Nagios.