Core Network Administrator
ISP for Internet and Telecommunication Services
Total years of experience :16 years, 1 Months
Speeddclick is a leading company in Internet Service provider with both ADSL2+ and WIFI technologies and I'm responsible for the following tasks:
- Responsible for Security, Firewalls, routers, switches, servers, virtualization, fiber optics, microwave, webservers, DNS, active directory, print & file services, backup, storage, clustering, replications, Monitoring & logging and Proxies.
1- Install Configure and troubleshoot Domain controllers " Active directories - DNS - DHCP - Print Server - File Server - Backup Server - Database Server - Accountant Server - Employee Attendance Server " with other active directory integrated services.
2- Responsible for network design infrastructure.
3- Managing Data center and redesign upon development.
4- configure BGP with multihomed 2 links ISP.
5- Configure OSPF as our IGP with multi area.
6- Support up to 10000 costumers to get internet with ADSL & WIFI technologies.
7- Install, Configure and troubleshooting ISP network deevices " BRASs - Gateway - firewall - Wifi network - Proxies - Public DNSs - Switches - Fiber connections "
8- Configure Etherchannel to increase bandwidth.
9- configure webfiltering using DNS with HA.
10- Configure acces-lists, wccp, policy based routing, timed access-lists, BGP, OSPF, Static routing, route-maps, snmp and other services and protocols.
11- Working with IP sla and event manager in a perfect manner.
12- Troubleshooting High CPU Interrupt rates with discovering the main problem of.
Install, Configure, and troubleshooting networks equipments " Cisco switches, routers, AP, Firewall, L3 switches"
Manages and configure port security policy in access switches.
Administer in IP VPN service with PALTEL ISP which connect 200 sites with clients to our data center.
Responsible for Radius and Logging systems ( FreeRadius, Network Policy Server, Splunk and ELK elasticsearch logstash and kibana )
Monitoring responsibilities through PRTG, NAGIOS and CACTI with advanced SMS, VOIP, Whatsapp and emailing alerting.
Administer Data center with up to 60 servers and many networks equipments.
Technical support for ministries employees and other services.
Responsible for put specifications and requirements for networks devices.
Responsible for monitoring systems and syslogs " zabbix, nagios, prtg"
Manages access lists and routes between sites.
- Plan & conduct trainings for users on LAN operations, procedures & provide desktop support.
- Helping out administration to procurement of new hardware and software.
- Install, Configure and troubleshoot Microsoft windows 2003/2008 servers with all network services.
- Responsible for company website: Modifications, updating and entering data.
- Maintaining of data safety & backup system.
- Provide support to ADSL customers by phone, visit, or remote actions.
- Responsible for providing the desktop system administration and support to the network.
- Responsible for providing help, support and assistance in initial installation of the system, setup and maintenance of the user account, data recovery, etc.
- Expert in Mikrotik mini-linux system for internet sharing and traffic shaping with users manager.
- Responsible for company advertisement design using Photoshop.
- Technical Support for: Desktop Applications, ADSL service, Kaspersky Lab Product, Maintenance contracts, Domains and hosting, web programming and design and Network services.
- Certification in Kaspersky Lab products “Kaspersky Lab Data-Security Technician LAN Windows”
- Installation of different operating system (Windows XP/VISTA/7).
- Responsible for computer maintenance of company computers and customers.
- Prepare, configure, troubleshoot and implement all network services: DNS, DHCP, Active Directory, E-mail, ISA Server, Exchange server and GPO for LAN users.
- Responsible for users’ desktop support to the network access.
- Configure and Implement all necessary programs and packages needed by working users.
Follow up the maintenance service of the following:
- Qatar Red Crescent (QRC).
- Zant for medical services (ZMS)
- Training and Management Institute (TAMI).
- Laterna Café shop and Restaurant (Laterna).
- Ard Al Ensan Charity.
- Fix networks and computers with high advanced maintenance.
- Install and Configure ADSL Modems & Routers.
- Provide solutions for customers remotely.
- Installation of different operating system (Windows XP/VISTA/7).
- Responsible for computer maintenance of company computers and customers.
- Working in Computer maintenance and networks Department.
- Manage Ministry networks by Microsoft Windows Server 2003.
