Kerolos Ashraf

System AdministratorFull Time

System AdministratorFull Time

• Job Details:- Managing pfsense firewall and configure site-to-site vpn, ipsec tunnel, rules, nat (port forwarding & outbound, implementing interfaces, vlans, routes, qos, and troubleshooting and diagnostics psense firewall. • Redesigned Infrastructure Diagram for main site and branches. • Support infrastructure services and have good skills in troubleshooting networks and servers. • Manage vcenter and esxi servers, created machine, vswitch, portgroub, nic card, and datastore. • Implemented machines, database and file system backups using veeam, cobain and qnap. Install and configure the ubuntu and zabbix server, manage ubuntu, database, and configuration files for zabbix server, monitoring ITSM tool for monitoring logs and health the main data center and branches like domain, active directory, Switches, qnap, api, windows servers, and vmware esxi. • • Manage esxi servers on vmware vsphere and migrate machines between vmware esxi servers. Install and configure the ubuntu linux and zabbix server monitoring ITSM tool for monitoring the main data center and branches like domain, active directory, switches, qnap, api, windows servers, and esxi. • • Monitor systems by Using different tools to monitor the availability, performance, and capability of computer systems. • Monitoring Api Requests and data and creating triggers on zabbix. • Create javascript as a preprocessor in zabbix server, powershell scripts on the domain to extract data to monitor an active directory and entire domain. • Configure aruba and hp switches. Managing operating systems like linux and windows servers and working with active directory, DHCP, DNS and troubleshooting daily problems and network issues (lAN & WAN). • Troubleshooting IPsec VPN tunnel connections on a cisco router.

Trainee - NIS - CyberOps &firewall securityInternship

• Job Details:Network Security CyberOps assosiation Cisco firewall