System Administratoras

System Administrator with over 20 years of experience, specializing in network infrastructure, technical project management, VMware, and network security. A proven track record of identifying solutions to mitigate vulnerabilities and security threats. Adept at leading complex network migration projects for enterprise customers.


PROFESSIONAL EXPERIENCE


System Administrator
Enterprise Datacenter administration, monitoring of over 80 servers to ensure optimum level operation.
Identify, Manage, and implement network and infrastructure support, updates, and upgrades for over 150 network devices and applications in a 24/7 operation
Worked on Amazon Web Services (EC2, ELB, VPC, S3, RDS, Route 53)
Co-ordinate with vendors for product support, purchases and after sales services
Setting up EC2 and Azure VM, troubleshoot and resolve Azure services-related issues in addition to managing and deploying Azure solutions
Deploy software and provide user training, including setting up user accounts and granting permissions
Managing and installing Cisco Switches, FC Switches, Cisco Routers, Cisco Access Point, SonicWALL Firewalls, Sophos Firewalls, Palo Alto Firewalls and upgrades
Establish and maintain the enterprise IT security policy and update technical documentation
Implement security policies using ACL and firewall
Monitoring Palo Alto Advanced Security solution cortex XDR and Qualys
Monitored and resolved network security vulnerabilities
Installation, Configuration, and Administrating of Hyper-V, Nutanix AHV, VMware, Exchange Server 2016, on-premises AD, Azure AD, and Office 365
Data Backup and Recovery using Veeam Backup and Symantec Backup Exec
Installation and configuration of EMC VNX SAN Storage & EMC Data Domain Backup Storage and Hitachi SAN Storage
Network Monitoring using SolarWinds Monitoring Tool
Complete Windows administration tasks, and deploy Microsoft updates and security patches via SCCM
Troubleshooting, Configuring, Repairing, and Maintenance of Servers and Peripherals