Senior System Administrator
CitrussTV
Total years of experience :15 years, 8 Months
• Linux Automation, Web Deployments, MYSQL Automation Using Ansible
• Microsoft SQL and MYSQL administration, Backup, restore and database management
• AWS Cloud Computing EC2 and S3 Management, deployment and implementation
• AWS ELB Load Balancing
• Managing NGINX, IIS, Apache Web Servers
• Managing DNS and DHCP Servers with PFSense
• Monitoring our internal and cloud infrastructure with Nagios and Zappix
• Active Directory Management, Backup and restore
• Linux Administration and BASH scripts Automation
• Using IP tables and Fail2ban packages to secure our Infrastructure
• Configuring and Implementing Caching Servers required like Redis for databases and Varnish for Web Servers
• Managing and Creating Virtua Machines with VMware Esxi hosts with vCenter 5.5
• Managing and troubleshooting VMware HA, DRS and virtual Machine performance
• Working with VMware virtual Update manager to deliver host extensions updates to our hosts
• Working with Symantec Net Backup to maintain our daily incremental and weekly full Backups
• Troubleshooting Virtual machines storage I/O and performance issues
• Installing and configuring Nutanix Hyper Converged Solution (NSX3000) with VMware Esxi 5.5
• Implementing and configuring Microsoft Azure as a disaster recovery site for our on premise site Servers
• Managing and troubleshooting Dell M710HD blade servers, M1000E chassis and compellent controllers
• Monitoring and configuring Dell Compellent SAN SC8000 Fiber Storage Center Controllers and Arrays
• Configuring and troubleshooting zoning and VSAN with Brocade SW300 SAN Switches and Brocade M5024 Fiber Modules
• Managing and troubleshooting SAN Storages like HP 3PAR and Dell Compellent with SC8000 Controllers
• F5-LTM load balancing, SSL offloading and redirection
• Troubleshooting config sync, high availability and network failover between F5-LTM VIPRION blades B2100
• Installing and configuring SQL clusters to enhance database high availability and performance
• Installing and configuring Microsoft of DFS file share servers to maintain high availability of our web sites upload files, documents and images
• Managing and configuring IIS and apache web servers
• Installing, configuring and backing up MySQL servers on Ubuntu 14.0.4 servers
• Installing configuring and implementing Nginx and MySQL Clusters (NDBCluster) on Ubuntu 14.0.4
• Configuring DRBD and Heartbeat with NFS and Ubuntu 14.0.4 to have a highly available Active and Passive NFS service
• Installing and configuring Exchange 2013 (Edge, CAS, Mailbox) Servers
• Configuring and implementing Office 365 Hybrid Deployment with our Exchange 2013 on premise servers
• Troubleshooting and reporting Office 365 E-mails problems, limits and message delivery
• Configuring and managing System Center Configuration 2012 (SCCM) and System Center Operation Manager 2012 (SCOM) Servers
• Configuring and implementing InfoBlox DDI Trinzic 820 ( DNS, DHCP, NTP, DNS Firewall, Reporting and IPAM)
• Monitoring our Entire Infrastructure using HP OpenView (Site Scope and NNM) Servers
• LAN Switching, Spanning tree protocol, VLANS Trunking, DHCP Snooping, ARP and ACL deployment with 400 HP (3226, 2620, 4800, 4500 and 5500) as well as 30 cisco (4500 and 6400) switches
• Designing and developing the Connection speed from 100 Mbps to 1 Gbps for the faculty of Nurse, Science, Engineering and Dentistry within our campus as a part of the ICTP (Information and Communication Technology Project) Program
• Configuring Inter VLAN direct routing with various Distribution and core switches
• LAN and Fiber Cabling
• Planning, Designing and Building Wireless networks solutions inside the campus
• Monitoring and troubleshooting Network Performance and bandwidth using tools like MRTG and CACTI
• Configuring and troubleshooting RIP, IGRP, OSPF and Static Routes
• Installing and configuring cisco, Aruba, HP and Linksys wireless access points
• Managing, maintaining and backing up about 50 Windows Server 2003 and Windows Server 2008 and Windows Server 2008 R2 servers
• Installing, configuring and managing (DHCP, DNS, WDS, NPS, File Server, SQL, WSUS, Terminal and Remote Desktop) Servers
• Applying Active Directory group policies (GPO), Microsoft Security Patches and Hotfixes for our Active Directory users and computers
• Installing, managing and backing up Microsoft System Center Configuration manager 2007
• Package Distribution, update and operating systems deployments with SCCM 2007
• Installing, managing and backing up Microsoft System Center Operations Manager 2012
• Monitoring servers performance, events and reports with Microsoft System Center Operations Manager 2012
• Installing and configuring Microsoft Exchange server 2010 with the Database Availability Groups technology (DAG) which coexisted between two mail servers
• Configuring Microsoft Exchange server 2010 Client Access Server (CAS) load balancing
• Managing, maintaining and backing up our Active Directory environment
• Installing, Managing and implementing Microsoft SharePoint Server 2010 Team Sites
• Deploying and installing Forefront Threat Management Gateway (TMG) as a caching proxy server
• Managing Microsoft SQL queries with System Center Configuration manager 2007 and System Center Operations Manager 2012
• Installing, Configuring and Managing Asterisk VOIP FreePBX Server
• Integrating the Asterisk VOIP FreePBX Server with Lync 2010 and Exchange Server 2010 Unified Communication Servers
• Installing and configuring IP telephony hardware including Grandstream, D-link, Polycom, Cisco VOIP Telephones
• Installing and configuring Cisco ASA and Fortinet firewalls
• Connecting our Internal network and the branch sites using the VPN Site-to-Site technology
• Migrating our Active directory domains and schema from Windows Server 2003 to Windows Server 2008
• Installing, Implementing and Managing the Forefront Endpoint Protection server 2010 with Microsoft System Center Configuration Manager 2007
• Installing Symantec Endpoint Protection and Forefront Endpoint Protection antiviruses for 4000 computers
• Improving the Windows Updates deployment using WSUS with SCCM 2007
• Improving the Operating System Deployment using WDS with SCCM 2007
• Installing, configuring managing and backing up Microsoft Hyper-V Server 2008 R2 and Citrix XEN Virtualization servers
• Installing and implementing a virtualization project using Microsoft Hyper-V Servers to hold our Linux Red Hat Syslog Server, Microsoft SharePoint 2010 Server and Microsoft System Center Operations Manager 2012
• Configuring and Installing a Syslog server Under Linux Red Hat Environment
• Installing and configuring captivate portal with Forefront Threat Management Gateway 2010 (TMG)