Working as Senior Infrastructure Analyst performing the functions below:▪ Implementation, migration and management of Linux and Microsoft Windows servers.▪ Hardening of Redhat Linux servers▪ Shell script development for automation tasks and also to improve/fix existing scripts▪ Ansible playbooks development for automation tasks

▪ Planning, management and implementation of infrastructure and system projects for client located in the City of Rio de Janeiro▪ Management of datacenter and network infrastructure▪ Monitoring and implementation of proactive protections against cyber attacks▪ Hardening of systems and servers▪ Implementation, migration and management of Linux, Microsoft Windows and VMware ESXi servers.

▪ Planning, management and implementation of infrastructure and systems projects▪ Management of datacenter and network infrastructure▪ Implementation of proactive protections against cyber attacks▪ Conduction of vulnerability and protection tests on servers/systems.▪ Implementation, migration and management of Linux, Microsoft Windows and VMware ESXi servers.

▪ Management of customer's technical support team.▪ Management of customer's datacenter and network infrastructure.▪ Implementation, hardening and management of Linux, Microsoft Windows and VMware ESXi servers.▪ Performance of vulnerability tests and hardening of systems/servers.▪ Implementation, customization and management of applications and legacy systems migration.▪ Planning, management and implementation of infrastructure and systems projects

▪ Management of technical support team of head office and customers.▪ Responsible for the complete restructuring of customer's IT environment located in the city of Rio de Janeiro.▪ Management of customer's datacenter and network infrastructure.▪ Planning, management and implementation of infrastructure and systems projects.

Worked in the city of Rio de Janeiro project as Senior Linux Analyst performing the functions below:▪ Implementation, hardening and management of Linux servers focusing on security▪ Performance of vulnerability tests and hardening of Linux servers for protection against brute force, denial of services and spoofing attacks.▪ Implementation of OSSEC HIDS (Host-based Intrusion Detection System) service to monitor Linux servers with active response to automatic block threats.▪… Show more Worked in the city of Rio de Janeiro project as Senior Linux Analyst performing the functions below:▪ Implementation, hardening and management of Linux servers focusing on security▪ Performance of vulnerability tests and hardening of Linux servers for protection against brute force, denial of services and spoofing attacks.▪ Implementation of OSSEC HIDS (Host-based Intrusion Detection System) service to monitor Linux servers with active response to automatic block threats.▪ Implementation of reverse proxy with security module (modsecurity) to protect web servers in real time against attacks such as SQL injection, XSS, etc.▪ Implementation and management of services such as DNSSec, SELinux, DNS (bind), webservers(apache), firewall (netfilter), proxy (squid), NFS, Samba, FTP, DHCP and Jboss.▪ Logical troubleshooting on Ethernet network.▪ Development and customization of Shell Script and Nagios' plugins.▪ Implementation, customization and management of monitoring server running Nagios. Show less

▪ Local site infrastructure and data center administration in the city of Petrópolis (countryside state of Rio de Janeiro)▪ Third and second level support to local and remote users in Mexico, Portugal and countries of South and Central America.▪ Management of IT tickets in Mexico, Portugal and countries of South and Central America.▪ Management and customization of servers running Microsoft Windows 2003 Server in Brazil (Petropolis city), Colombia, Argentina, Venezuela, Chile and… Show more ▪ Local site infrastructure and data center administration in the city of Petrópolis (countryside state of Rio de Janeiro)▪ Third and second level support to local and remote users in Mexico, Portugal and countries of South and Central America.▪ Management of IT tickets in Mexico, Portugal and countries of South and Central America.▪ Management and customization of servers running Microsoft Windows 2003 Server in Brazil (Petropolis city), Colombia, Argentina, Venezuela, Chile and Mexico.▪ Physical and logical troubleshooting on Ethernet network▪ ARCserve backup monitoring▪ Implementation and management of the Linux server with Nagios software for monitoring servers located in Brazil (Rio de Janeiro, Petrópolis and São Paulo), Colombia, Argentina, Venezuela, Chile and Mexico. Show less

▪ Local site infrastructure management▪ Basic procedures in Totvs software (formerly called Microsiga)▪ Local user support▪ Management of servers running Microsoft Windows 2000/2003 and Linux.▪ Troubleshooting on Ethernet network▪ VB and VBA development

Participation in customers’ projects in Rio de Janeiro city.▪ Preparatory training for MCSA certification▪ Training in Cluster, Cluster NLB (Network Load Balance), DFS, RRAS, Active Directory, DNS, DHCP, VPN (L2TP and PPTP), Group policies, Terminal Services, TS RemoteApps, Trusts, migration of the operational system and services between other servers running Microsoft Windows Server.

▪ Local site IT infrastructure management▪ Ethernet network implementation, management and troubleshooting▪ Implementation and management of network manager service on Linux based on Cacti software▪ VPN server implementation and management over Windows Server 2003▪ Implementation and management of dedicated virtualization server based on VMware ESX - ESXi▪ Implementation, configuration and management of servers based on Linux and Windows▪ Development and customization of… Show more ▪ Local site IT infrastructure management▪ Ethernet network implementation, management and troubleshooting▪ Implementation and management of network manager service on Linux based on Cacti software▪ VPN server implementation and management over Windows Server 2003▪ Implementation and management of dedicated virtualization server based on VMware ESX - ESXi▪ Implementation, configuration and management of servers based on Linux and Windows▪ Development and customization of shell script Show less

▪ Local site IT infrastructure management▪ Management of servers running Linux and Windows Server 2003 (remote and local site)▪ Ethernet network implementation, management and troubleshooting▪ Support for local and remote users▪ Backup routines of servers and workstations

▪ Technical Support Analyst for VoIP (Voice over IP) and radio internet access▪ Customers Support via telephone to performing tasks as equipment installation (VoIP, routers, switches) and troubleshooting on radio internet access and/or VoIP▪ Packet analysis (TCPdump and Ethereal)▪ Routers, switches and wireless devices analysis▪ Shell script development of a tool for the support team to help debug custormers' troubles