Sr. IT Engineer
Mentor Printing & Logistics Pvt Ltd
Total years of experience :21 years, 1 Months
Installation and Maintaining of Local Area Network in the office.
• Installing and configuring of Cisco Router, Cisco ASA 5510, 3Com Manageable Switches.
• Installing, Configuring and Troubleshooting of Windows Server 2003, Active Directory, Creating Users and Groups, Creating Group Policy etc
• Managing user profiles with proper assignment of rights on resources.
• Taking the back-up of Servers using Symantec Backup Execution for our Production Servers.
• Provided technical support to the entire organization on software and hardware's.
• Updating Operating System, Antivirus, Service and Packs.
• Installation and up-gradation of hardware and software.
• Responsible for the repair and maintenance of more than150 desktops.
• Configuring and Managing Printers, Scan Folders through MFP.
• Manage Company E-mails, Spreadsheet and Documents.
Organization:Al-Osais International Holding Co., . May, 2008 - Till Date
Designation: Network Engineer
Responsibility: • Providing Technical Support for Juniper Firewalls, Juniper SSL VPN Devices, Cisco Firewalls, Cisco Routers, Cisco Switches, HP Procurve Switches, BlueCoat Proxy Devices, & Software Firewalls Like IPCOP, IPFire, Smoothwall, Astaro Security Gateway, Untangle, Zentyal, Shorewall, Firewalls based on linux, Software based proxy devices like Artica Proxy Appliance, Mcafee Email gateway.
• Implementing and Troubleshooting of Software based pbx like 3CX, Elastix, Tribox and voip based on Astreix..
• Implementing and Troubleshooting of Windows Server 2008, Windows Server 2003, and Windows clients like Windows 7, Windows Vista and Windows XP, Etc
• Implementing and Troubleshooting of Servers based on RedHat Enterprise Linux, CentOS Linux, Ubuntu Linux, Suse Enterprise Linux and Bsd Servers.
• Implementing and Troubleshooting of Mail Servers based on Linux using Zimbra Opensouurce and Network based Edition, Artica Mail Appliance.
• Installing, Configuring and Troubleshooting of VmWare products like Vmware Vsphere 5.0, Vsphere 4.0 and Linux Virtualization products like Redhat Virtualization, and KVM Based virtualization.
• Implemented Paravirtualized Environments based on VmWare Workstation 7.0/8.0/9.0, oracle Virtual box.
• Installing and Configuring of SAP ECC 6.0, IDES and Dimp Servers.
• Build an entire Data Center for Al-Osais International Holding Co., using HP Procurve Switches, Juniper Netscreen Firewall, Juniper VPN SSL, Bluecoat Proxy Devices, Sun and HP Servers, Mcafee Email Gateway and Proxmox Email Gateway.
• Installed the Mail Server based on Zimbra open source with 1500 user accounts.
• Configured the Entire Network using HP Procurve Switches with Multiple Vlans and configured Redundancy between core Switches using VRRP..
• Configured the Juniper Firewall with Multiple ISP's and with Redundancy between two juniper firewalls using NSRP.
• Configured the Juniper SSL VPN and provided access based on Users work to access the servers.
• Monitoring the Switches and Firewalls using Nagios and Hp Procurve Manager Plus Software.
• Configured the windows server 2008 R2 with Services like Active Directory, DNS, DHCP with Multiple Scopes based on Vlan's, Windows Update Service, Fax Service, File and Print Service and consolidated a server which all these service running in VMware Esxi 5.0
• Configured group policy for department wise to map the folders with the user based restrictions in windows server 2008R2.
• Configured folder redirection in windows server 2008R2 for SAP ECC6.0 using in Sun Terminals.
• Configuring FTP Server based on Wing FTP Server / Filezilla/Linux Based VSFTPD server.
• Configuring and Troubleshooting of Mcafee Email gateway.
• Configured the Backup using Symantec Backup Exec 12.0
• Installation and configuring of SAP IDES and Dimp Server based on SAP ECC6.0.
• Build a Data Center for Al-Osais branch Office using Ipcop/Ipfire/Smooth wall Firewall, Artica Proxy Software, Cisco/Linksys/3Com Unmanaged Switches.
• Configured the IPcop Firewall as the gateway cum Proxy cum Content Filtering Device with DHCP and DNS Service.
• Filtering Users based on Mac Address using IPCOP Firewall.
• Configuring Domain using Zentyal Small Business Server /Mitel SMB/ Linux Based Server (Ubuntu/Centos/Suse/Debian/Fedora)
• Configuring Wan Balancing using IPCop Firewall / DLink Wan Balancer.
• Configuring Fax Server (Hyla Fax Server) based on Centos Linux.
• Backup the Linux Servers using Bacula/Amanda through Webmin.
• Automating the Backup tasks using CRON through webmin.
Organization: Mentor Printing and Logistics Pvt. Ltd. (April '07- May '08) \nDesignation: IT Engineer. \nResponsibility: • Installation and Maintaining of Local Area Network in the office. \n• Installing and configuring of Cisco Router, Cisco ASA 5510, 3Com Manageable Switches. \n• Installing, Configuring and Troubleshooting of Windows Server 2003, Active Directory, Creating Users and Groups, Creating Group Policy etc \n• Managing user profiles with proper assignment of rights on resources. \n• Taking the back-up of Servers using Symantec Backup Execution for our Production Servers. \n• Provided technical support to the entire organization on software and hardware's. \n• Updating Operating System, Antivirus, Service and Packs. \n• Installation and up-gradation of hardware and software. \n• Responsible for the repair and maintenance of more than150 desktops. \n• Configuring and Managing Printers, Scan Folders through MFP. \n• Manage Company E-mails, Spreadsheet and Documents.
Organization: CMS Computers Limited (March '03 to March '07)
Designation: Customer Engineer.
Responsibility: • Installation and Maintaining of Local Area Network in the office. And for Clients.
• Installing and configuring of Cisco Router, Cisco ASA 5510, 3Com Manageable Switches.
• Installing, Configuring and Troubleshooting of Windows Server 2003, Active Directory, Creating Users and Groups, Creating Group Policy etc
• Managing user profiles with proper assignment of rights on resources.
• Taking the back-up of Servers using Symantec Backup Execution for our Production Servers.
• Provided technical support to the entire organization on software and hardware's.
• Updating Operating System, Antivirus, Service and Packs.
• Installation and up-gradation of hardware and software.
• Responsible for the repair and maintenance of desktops, Servers and other hardware equipments.
• Configuring and Managing Printers, Scan Folders through MFP.Manage Company E-mails, Spreadsheet and Documents.
• Migration from Novell server to windows core banking services for SBI.
List Of Cutomers handled during in CMS
State Bank of India, Karur Vysa Bank, LIC, Southern Railways, Voltas, Citi Financial, Hindustan Pencils, Taj Garden Retreat, Bajaj Allianz, etc
LINUX ADMINISTRATION SKILLS
• Installing and configuring of Linux (Red Hat 7, 8, 9, EL, Fedora, ) on servers and workstations.
• Manage user accounts, groups, hosts, modems, printers, file systems and security.
• Configuring NIS and NFS clients.
• Knowledge of Bind 9.0, Web servers (Apache), and Virtual hosting
• Implementation of Squid Proxy with access control lists and Squid Guard a proxy filtering utility and redirector.
• Knowledge of Natting and IP masquerading.
• Configuring Printers with CUPS to support IPP feature, maintenance of local and Network based Printers..
• Installation and configuration of mail server Sendmail, Zimbra Collaboration Suite Etc
• Knowledge of Implementation of Security, Encryption and Firewall technologies.
• Backup & Restoration by using tar, and dump.
• Installing and configuring of Samba.
• Installation, configuration and maintenance of local and Network based Printers.
• Patch Administration -- Adding / Removing patches as per User / System requirements.
• Adding and Configuring disks and creating new file systems.
• Configuring RAID and LVM.
• Administration and maintenance of mail Servers like Sendmail, Zimbra Collaboration Suite, Etc
• System monitoring, maintaining logs, job scheduling.
• Configuring, troubleshooting, and debugging X.
• Maintaining Linux Quota System.
VIRTUALIZATION ADMINISTRATION: ESX/ESXi Host
1. Design & Implement - Installing, Configuring and Monitoring all the ESX 3.5/4.0/4.1, ESXi4.0/4.1/5.0 Hosts
2. Installing multiple ESX/ESXi Hosts by Auto Deploy
3. Reinstalling/Reconfiguring of ESX/ESXi Host due to New Server/Hardware Failure/Corrupted Hosts
4. Any problem occur in ESX/ESXi Host, connect Service/Yellow Console/SSH to troubleshoot the problem or error
5. As per client request, Creating/Allocating LUN from Storage and mapping to ESX/ESXi Hosts
6. Configuring Virtual Network port group like Management Traffic/Service Console, vMotion, Storage & VM's
VMware vCenter
1. Check performance of all the Datacenter at all the site
2. Installing, Configuring, Implementing and Monitoring vCenter 4.0/4.1/5.0
3. Configured HA & DRS, DPM for all the sites clusters
4. Checks Tasks & Events across the datacenter cluster
5. Checks all the ESX Hosts and vCenter health of Hardware Status through vSphere Client
6. Check & Reconfigured of vMotion & SvMotion in case any failure or error occur
7. Create & Configure Virtual Network for Cluster Virtual Machines in Distributed Virtual Switches
8. Install, Configure and Monitor vCenter Heartbeat for Zero time disaster for vCenter.
VMware Converter
1. Installed standalone VMware Converter Physical Server
2. Converts P2V, V2V, I2V & V2P of Web, Exchange, VPN, DHCP, DNS, Additional DC & Print Manager Servers
3. Convert from Thin to Thick Provisioning type and vice-versa of VMDK Files
4. Able to Expand, Shrink & Resize any version of VMDK Files in Guest OS and Storage Level.
VMware vCenter Update Manager
1. Installing Dedicated/Integrated with vCenter Server for VMware vCenter Update Manager
2. Configuring update schedule, ESX/VM/Third Party Updates
3. Updating patches individually in each ESX/ESXi Hosts through Service/SSH Console by using 'ESXUPDATE' utility commands
4. Created & attached Baseline patch policy for Host/VM's/VA's
5. Downloaded Patches, Scanned & Compliance to the ESX/ESXi Hosts & VM's/VA's
6. Apply remediation to concern Hosts/VM's/VA's.
Remote Administration
1. Creating ACL for vSphere Users
2. Enabled SNMP in ESX/ESXi Host to remotely monitor
3. Managing the ESX/ESXi Hosts Hardware through SUN ILOM, DELL DRAC, HP ILO, Cisco CIMC & IBM RSA
4. Masking FC HBA initiator to ESX Group through Storage Web Admin Console
5. Directly access Service/Yellow console of ESX/ESXi for Troubleshooting through ILOM Console
6. Maintaining and Hardware Monitoring of client Blade Servers through ILOM Web Console
Powershell Automation
1. Creating bulk VM from the Template through PowerCLI Scripts at one time
2. Monitoring all the ESX Hosts health check through PowerCLI Scripts
3. Creating Schedule Jobs for Add New Host to Cluster or cloning VM's
4. Writing PowerShell/PowerCLI Scripts according to Client Scope Requirements
5. Auditing of VM's, ESX/ESXi & vCenter Performance, ACL Checklist, Datacenter Resource Allocation Checklist
6. Managing & Configuring all vCenter/ESX/ESXi Hosts through PowerCLI.
vSphere Troubleshooting: 1. As per ITIL Standard, Raise the Helpdesk Ticket against any issue & Solving the issue according to the Ticket
2. As an everyday activity, generate report for each ESX Host and VM's and send to Client
3. Configured Events & Alarms triggers and automatically sends the alert Mail/Traps to Client SNMP Server
4. Troubleshooting failure vMotion/SvMotion of VM's
5. Solving issues of Abandoned VM's in Datacenter
6. Analyzing the vm-support logs for ESX servers and Virtual Center logs to diagnose the root cause for the problem
7. VM's crash due to vMotion or Symantec Backup while trying to take snapshot. Recovered the VM's through ESXTOP and ps Commands through SSH/Service Console
8. Escalated to VMware Support if required VMware Technical support
9. Provide on time delivery of the solutions to client
10. Technical Documentation and Technical shares within the team.
WINDOWS ADMINISTRATION: 1. Installed, Configured, Monitored & Troubleshoot of Windows 2003/2008R2 Parent/Child Domain Controllers
2. Installed, Configured and joined Read Only Domain Controller in Windows 2008 Domain Environment
3. Configured New Group Policy as per client requirements
4. Configured & Troubleshoot DNS, DHCP Server
5. Installed, Configured, Monitored & Troubleshoot VPN Server
6. Creating bulk Domain users and bulk Exchange Mailbox enable through MS Exchange PowerShell Scripts
7. Enable/Disable User account as per Admin Dept. Mail
WINDOWS HYPER-V: 1. Installing, Configuring, Monitoring and Troubleshooting Windows 2008 R2 Hyper-V either Full & Core Installation
2. Creating VM as per client request with specific configuration
3. Creating Virtual Disk VHD with Static & Dynamic provisioning
4. Creating Hyper-v Virtual Network with Private, Internal or External as per the client request
5. Taking snapshot before change any modification in VM's and the changes will be successful as per the client satisfaction. It will be deleted or revert it back.
6. Accessing the VM through Hyper-V or RDP Console and Monitoring the Host and VM for performance tune up 7. Any problem will be raised from client. Check the logs in Host/Client side and performance. It will be fixed within the SLA
• Bachelor of Computer Application (B.C.A.) from Madurai Kamaraj University during 2005 - 2008.
• Diploma in Electronics & Communication Engineering from K.L.Nagaswamy Memorial Polytechnic during 1995 - 1998.