Senior Network Engineer
LalsGroup
Total years of experience :12 years, 7 Months
•Setting up Cisco routers, ASA firewalls, and other networking devices.
•Troubleshooting and resolving issues related to Windows Servers & Cisco networking devices
•Technical expertise in IP Networks (LAN, WAN, Security, Internet, IP & IPSEC Management)
•Experience in network support for LAN switching, VLANs, OSPF routing protocols, IPSec, DMVPN.
•Troubleshooting and resolving issues related to Windows Servers & Cisco networking devices
•Installation & administration of Windows Servers, Microsoft Exchange 2010, Citrix XenApp.
•Maintenance of all networking devices & systems
•Maintenance of VMware Servers and Network Storage Devices.
•Hands on working on Wireless technologies such as Cisco and Aero hive (cloud base and on premise)
•Deployed Network & System Monitoring solution on Zabbix
Monitoring and Administration of Enterprise Information Systems in a Security Operations Centre
Finding security gaps by performing routine audits of hardware and software entities on the network and closing the gaps
Apply operating system updates, patches and make configuration changes to tighten security.
Management of tools like ‘Microsoft Online Protection’ software to secure client Emails.
•Troubleshooting customer security devices based on monitoring system alerts
•Providing service request and service incident type support to multi-vendor firewall device environments (Cisco, Sophos, Juniper, etc.)
•Remotely monitoring and managing client network security devices.
•Configuration review of security devices.
•Providing logs from network security devices for information security audits
•Troubleshooting issues related to connectivity, routing, policies, NAT, VPN in complex multi-vendor environments.
•Managing and configuring rules and policies on firewalls (Cisco ASA and Cyberoam)
•Managing and creating VPNs (Site-to-Site & SSL)
•Designed and Implemented of Application delivery controller FortiADC for Exchange Server 2013.
•Dedicated support for Mail queries/issues reported by customers.
•Monitoring of the Cisco switches for any bottlenecks, poor performance, or hardware failure.
•Configuration and maintenance of Cisco Core switches in a high availability.
•Configuring & troubleshooting issues with DC, DNS, DHCP, File Server, Print Servers and Exchange Server 2013 and managing AD accounts.
•Implemented of Windows Server 2012R2, Microsoft Exchange, and Active Directory for Trojan Holding Contracting Company.
•Design and Implemented the Microsoft Lync 2013 Frontend Server & Lync Edge for a Trojan Holding Contracting Company.
•Deployed Projects Network Monitoring system in Khidmah.
•Deployed Network Monitoring System on Solar winds NPM/NTA/NCM/IPAM and Kiwi Syslog for. - Al Wasl Properties
•Deployed Projects on Solar Winds Help Desk Ticketing System and Network Monitoring System and SMS alerting integration for - Global Village
•Presently running Soar winds Project with Dubai Financial Market.
•Deployed Solar winds SIM (LEM) Solutions for different customers
Roles and Responsibilities:-
•Planning, Designing High Level, and Low-level designs
•Install and support LANs, WANs, network segments, Internet, and intranet systems.
•Installation, Administration and Monitoring Windows XP, Windows 7 and Windows Server 2003/2008.
•Installing configuring & managing Active Directory, DHCP, DNS, VPN, FTP, ISA Server, WLAN, Wireless LAN, Hyper V
•Implementation of Group Policy Management.
•Perform RAID implementation RAID 0, RAID 1 and RAID 5, RAID 10 and Backup Jobs.
•Managed Exchange Server 2010 for entire corporation.
•Created and managed Mailboxes, Distribution Lists, and Public Folders
•Resolved connectivity issues for remote users while managing upgrades, backups, server configuration, remote mail, security, virus protection and software troubleshooting.
•Proficiency with Microsoft Exchange Management Console.
•Managed Exchange client configuration using Microsoft Office Outlook 2003, 2007 & 2010
•Provided support and maintenance of Microsoft Office Outlook Web Access and Microsoft Office Outlook E-mail, Calendaring & Scheduling.
•Produced server reports to higher management using third-party tools.
•Configure and Troubleshoot VPN related issues on Cisco ASA 5200 firewall.
•Installation and configuration Printer Servers and Network Scanners.
•Troubleshooting on critical Firewall site to sit VPN tunnels issues.
•Monitor networks to ensure security and availability to specific users.
•Creating and managing remote VPN users on the firewalls.
•Troubleshooting on critical Firewall site to sit VPN tunnels issues. Analyze and isolate issues.
•Troubleshooting complex multi-vendor security firewall devices issues & service provider issues related to connectivity, routing, policies, NAT.
•Working Experienced in with Virtualization technologies like installing, configuring, VMware vSphere. Creation, management, administration and maintenance of virtual servers and clients.
•Experienced in Networking configuration on ESX Host.
•Extensive knowledge in advance features of ESX VMOTION, HA and DRS.
•Experienced inP2V, V2V MIGRATION using VMware Converter. Creating host and client VM templates and cloning.
•Perform Backup & Restoration of Windows Servers.
•Proactive monitoring of the firewall licenses and renewals as per the requirements.
•Experienced in designing, deploying virtual networks and upgrading systems, including hardware, software, networks, databases, servers and peripheral equipment.
•Extensive experienced with Active Directory, GPO’s, DHCP, DNS, IP, Sub Nets, VPNs, VLAN, Network routing, firewalls, LAN/WAN switching and Backup & Recovery, File & Print Server, IIS (Web Server), FTP, Terminal Server.
•Extensive experience in Windows 2003 R2 & Windows Server 2008/R2 Servers at single or multi-domain platforms.
•Performed daily Active Directory tasks.
•Performed primary administrative tasks for MS Exchange 2010 messaging system.
•Created new and manage all existing Mailboxes and Distribution groups.
•Provided proactive technical support and problem resolution using trouble ticketing, email, and verbal communication techniques.
•Created and implemented new group policies.
•Provide Microsoft server administration to include monitoring server status, troubleshooting issues with client connectivity, response time, server performance, backup/restore, and disaster recovery planning and testing.
•Installation and configuration Printers and Network Scanners.
•Delivered assistance to the level 1 and level 2 help desk techs when trouble tickets are escalated to Tier 3 and Tier 4 which include hardware software break-fix, in-depth research to resolve issues, upgrading servers.
•LAN cable crimping and testing.
Computer System Engineer