IT Systems Administrator
CITC Civil Information Technology Company
مجموع سنوات الخبرة :15 years, 9 أشهر
● Installing, Configuring, Deploying Veeam Backup & replication for CSO Internal and external Servers these includes:
■ approximately 60 VMs servers located on CSO main building datacenter
■ 30 Physical Servers located in 15 regional Center printing National IDs in Egypt, those servers includes 15 Domains, 15 DB2 Servers for Printing National IDs processes
○ Provide high availability using Veeam Replication for mission critical servers.
○ Design Backup Strategy to prevent storage total consumptions and guarantee the backup process running without errors
○ Overcome the drawback of different vLANs subnets for esxi hosts by deploying Veeam Backup Proxy in each vLAN subnet
○ Arrange vSphere local storages, Blad Centers storage to delete all unused VMs to free up disk space for backup snapshot
● Provide 1st line support to CSO call center uses Genesys server call center includes:
○ Adjust NTP CentOS server for time sync between All Genesys Components
○ Resolve issue with trunk DNs for outgoing call to GSM Gateway
○ Propose, upgrade GSM gateway GOIP rather than the old one (GSM Dongle)
● Administer, troubleshooting Active Directory Domain includes:
○ Consulted to Resolve CSO forest root domain server on main building in order to integrate with Cisco ISE
○ Resolve issue with domain trust by resetting the outedated domain trust
○ configure IP subnet to all active directory sites for CSO 17 domains around Egypt to prevent enlarge NetLogon debug logs which will cause domain users authentication failures
○ Lead the Technical Support Team to administer Windows Systems such as using Builtin Windows Image tool to capture Windows image on SSD.
● Provide Cisco ISE troubleshooting while integrating with Active Directory
○ Resolve issues with 2 domains to integrates with Cisco ISE using the recommended FQDN rather than the traditional SAM ○ Resolve ISE problem by adhering with Cisco Standard to Using FQDN to all integrated Domains.
○ Resolve Cisco ISE Authentication sequences that Caused ISE stop responding and consumed all CPU and RAM
● Provide 1st support with Cisco Call Manager for IP phones
Managed the overall administration of Windows System applications
•Performed various troubleshooting and maintenance operations in Windows Server environments.
•Sorted complex issues pertaining to hardware and network failure - Monitored both Hardware and Software systems for errors and updated them regularly to maintain proper functioning and flow of information.
Recommended new updates and changes required by the clients.
Produced new system and network designs for clients.
Documented the new Windows server settings that have been applied to the network.
Proposed strategy for optimize the Wi-Fi internet access in the campus by employing enterprise Access points with controller rather than stand-alone access point that caused interference and inappropriate performance
Helped optimize active directory performance by maintain NTDS database, FSMO and global catalog placement.
Eliminates the bandwidth utilization for Wi-Fi internet access, by disable unnecessary traffic by employing UTM such as TMG, Kerio Control, FortiGate firewall
Observed anti-virus server Symantec End Point protection, WSUS server for s security patches, updates distribution to clients, servers.
Install, configure, operate vmWare vSphere environment using vCenter to provide High Availability, optimize hardware resources allocations.
Monitored the LAN/WAN network environment including routers, switches, firewalls, Internet access and software applications.
Performed troubleshooting and diagnosis to hardware/software network failures, and provided resolutions to customers and local clients.
Installed, optimized and configured new servers and application upgrades in existing network environment as per requirements.
Installed and configured secured environments, VPN Internet connectivity.
Implemented proper recovery procedures for disasters and administered user-accounts’ mailbox.
Maintained the timely back-up of important data and management resources.
Conducted periodic performance tests on existing servers.
Managed and advised the deployment of new system designs.
Designs, administrates, and supports systems, networks, and application infrastructure (LAN/WAN, firewalls, routers, systems security, global email systems)
Installed, configured active directory environment includes DNS, DHCP
Manages Windows network (users, computers, printers) with Active Directory
Installed, configured File server permission access, backup strategies.
Provide 1st line technical support to clients
Design a database using MS Access to govern the billing checks
Manage, maintain, and backup SQL server 2005
Manage and maintain Cisco Call Manager™ Server
Configure site to site \ client to site VPN
install and configure ISA server firewall, web cache
Basic Management of Oracle 10g server (installation, backup and restore) and coordinates with Oracle Administrators team
Install and configure WSUS server, manage the approval of security updates and patches by examine the updates before being deployed in the production environment.
Manage the hotel's computer systems for maximum utilization. This includes:
Maximizing critical system up-time by ensuring recent valid backup exists anytime, and ensuring a well functioning for all network equipments such as, computers, servers, and devices.
Troubleshoot, resolve and document hardware and software problems.
Assists new users with the training and ensure his\her optimum usage of applications involved in business.
Creates and maintains technical documentation.
Verifying the daily backup log to ensure successful backup.
Ensure maintenance contracts exist and reviewed for mission critical systems.
Attend and participate in operational activities such as regular department head meeting, expenses meeting and duty manager responsibilities (on behalf of my manager in his absence)
Arrange for IT hardware and software purchases in line with Hilton standards, using Hilton-approved Vendors or local choice if none are recommended.
Seek revenue opportunities from an IT perspective (Cyber café, internet in guest rooms)
Ensuring best practice and standards are maintained, in particularly, software licensing, system security and comply with Hilton international standard IT audit as well as international license agreements.
To ensure that the business recovery procedures, such as contingency plan test, are kept up to date and tested.
Maintains a list of the hardware that require repair and maintenance
Manage the university's internal network, computers, and servers
Installing and Manage print server, shared and local printer.
Manage Access control list for all files and folders
FUTURE UNIVERSITY 10th of Ramadan road - Cairo Bachelor degree (4 Years) with information systems The studies are focused on Information system managements this includes, databases, and Networks infrastructure,