1- Responsible for all servers (Installation-configuration)2- Troubleshooting skills with network protocols such as DNS, NTP, TCP/IP ,UDP ,VOIP ,SMTP & SNMP.3- Installation of SSL certificates Linux servers.4- Work and contact with all the VAS Providers contracted with Sudani company , verify and test connection of the APIs (Subscribe -Unsubscribe -Display Services IDs -Remove all Services) 5- Replications(Master-Master,Master-Slave,GTIDs replication) & backup (local-remote) Innodb Mysql cluster, backup (local-remote) for databases.for databases.6- Web Application Server Tomcat, Apache, Nginx.7- Monitored System Activities like CPU, Memory,Disk and Swap space usage to avoid any performance issues.8- Work as penetration tester to finding and fixing vulnerabilities in all websites.9- Configure load balancing, Proxies & port frowning.10- Provided on-call support and worked with Vendors on system issues and bugs for its resolution.11- Upgrade systems with new releases and models12- working with software developers and software engineers to ensure that development follows established processes and works as intended.13- Do stress test for websites & apps and APIs testing.14- Use asterisk tool to configure call center service15- Researching and suggesting useful new technologies after testing them locally.

1- Responsible for performance analysis andintegration of existing and new sites.2- Perform tests to measure and assess thecoverage,capacity, and Performance of mobileradio network.3- Mange clustering drive and ticketing.4- Work with measurement tool and generatemeasurement collections and raw data.5- Plan and conduct test according to networksupport technology.Manage trainings and internship programs.