Ganeshkumar Harihara Iyer

Plan, design and architect the steps required to migrate from on-prem Data center to GCP Cloud and help create and manage resources like F5, PAN, Cloud Routers on GCP Cloud.

Create and manage Frontdoors on Google Load balancers and VIPs on Virtual F5s in GCP.

Plan, design and manage the connectivity to various GCP and Converged cloud environments from Transit environments.

Create and manage VPC Firewall Rules using terraform on GCP to allow traffic from one VPC to another and control traffic across all GCP and other cloud locations.

Design and deploy F5s and PANs in GCP environment to manage application traffic flow after considering future growth and expansions.

Plan and create F5 WAF Policies and apply it on critical application to block malicious traffic.

Make use of Terraform and Jenkins to automate the process of creating VPC Networks, bootstrap PAN, F5, create DNS peering and Network Firewall Policies.

Automate the resource creation on F5 using F5's automation pipeline (AS3) and terraform.

Route Business sensitive traffic using Akamai Cloud CDN solution and manage it effectively.

Configure and manage Observium, Dynatrace to Monitor cloud environment.

Troubleshoot Network issues in real time by making use of Splunk and other diagnostic tools.

Create and manage network documentation for the various environment in cloud.

Manage the entire Network Infrastructure of HCL’s client from Onsite location.

Manage the complex routing of HCL’s client Data Center and other Distribution Centers to ensure that backup link is made active in case of any issues with primary link.

Manage the Network Infrastructure of HCL’s Client 2400+ Stores spread across USA and troubleshoot slowness and link related issues.

Setup and Configure WLC across various HCL Client’s Store and other office locations to enable users to have seamless access to network.

Manage and troubleshoot slowness issues in HCL’s Client Store Network and help resolve it.

Configure Citrix NetScaler to ensure that all critical applications are load balanced and managed through it as per the requirement of HCL’s client.

Work on Infrastructure Projects to help consolidate all Network Devices in HCL Client’s Data Center and other locations.

Migrate HCL Client’s Network Infrastructure to new devices and co-ordinate with external vendors to ensure seamless migration.

Propose and implement new solutions and Value Adds to help mitigate chronic issues in HCL Client’s Infrastructure.

Manage the entire HCL Offshore team and act as a mentor to groom new resources.

Act as a single point of Escalation to help resolve complex issues.

Generate Monthly RU Count report and get approval from HCL’s Client to ensure billing is done on time.

Manage the entire Network Infrastructure of HCL’s client from their OMC in Chennai.

Manage the complex routing of HCL’s client and ensure that backup link is made active in case of any issues with primary link.

Manage the Security Infrastructure of HCL’s Client using Checkpoint, Cisco ASA, and PAN.

Manage the entire Video Infrastructure of HCL’s client and help them in resolving critical Video conferencing issues.

Setup and Manage WAN optimization hardware like Riverbed to ensure that all critical applications are optimized across important WAN Locations.

Configure Citrix NetScaler across multiple WAN Locations and ensure that all critical applications are load balanced through it as per the requirement of HCL’s client.

Manage F5 LTM and GTM to configure Client applications and load balance them effectively.

Manage DNS and DHCP services of all users using Infoblox and IPAM.

Manage the entire Voice Infrastructure of HCL’s client and help them with their various Voice requirements.

Manage Call Manager and Unity Voice Mail Server of HCL's client from their OMC in Chennai.

Troubleshoot voice related issues and provide resolution to affected users.

Generate useful reports from Call Manager which gives details about the call pattern of users as per HCL’s client requirement.

Setup and Configure WLC across various office locations to enable users to have seamless access to network.

Designed and Implemented Checkpoint firewall across various business units of ArcelorMittal and managed it using the central server in Dubai.

Completed POC for PAN and compared the benefits of PAN to Checkpoint.

Designed and Implemented ISA 2006 with Websense / TMG across various business units of ArcelorMittal.

Managed IT projects of various business units and assisted them during the procurement of IT equipment.

Completely involved in the implementation of Perimeter, Network, Server, and Endpoint Security of ArcelorMittal.

Performed Vulnerability scan using tools like Nessus and generated reports to highlight and resolve the reported vulnerabilities.

Configure and Setup Digium IP PBX system in ArcelorMittal Business units and help them with their various Voice requirements.

Configure email notifications on IP PBX system to send emails to user’s mailbox giving them details of all missed calls, voice messages etc.

Configure User’s systems to send and receive faxes directly from their local machines using Digium IP PBX system.

Setup and managed VPN with remote business units to help users get connected to the application remotely.

Installed and configured Cisco Routers and catalyst Switches in various business units of ArcelorMittal.

Set up access list on network devices to prevent unauthorized access attempts.

Follow up with local IT support of remote business units to perform various security related tasks like hardening of network devices, servers, and desktops.

Monitoring all systems and generating reports using various Security Information and Event Management Servers.

Setup and managed SharePoint sites for various business units to access their application from a central site.

Managed the entire network Infrastructure, technical support and operations, Asset + Vendor Management (AMC & Warranty details) of ICICI Bank Ltd. and

its sister companies (>1600 Routers) spread across 39 hub locations in India.

Monitoring and troubleshooting networking devices including routers (7500, 7000, 3600,2600, 1700) Switches, Modems etc. using network management tools like HP-OpenView.

Handled connectivity issues of call center voice traffic, VSAT connectivity issues, Internet,Disaster Recovery site located in Hyderabad, Video conferencing, ATM’s (Off-site/On-site) and mobile van ATM’s.

Handled network escalation issues, outages along with customer and vendor management.

Monitor the various routers to ensure that the network is up and always running. Fire the backup link in case of failure of the primary link.

Respond to the queries and requests from Reliance Infocomm employees and act as a single point of contact.

Handle port opening requests on firewall and log the requests in Remedy.

Keep a track of the various Incidents logged and help in resolving them by coordinating with the second and third line support team.

Play a key role in the change management process.

Handled the service and maintenance of Panasonic, Matrix and Enkay EPABX Systems and various Panasonic, Enkay KTS systems.

Handled the service and maintenance of HP, Canon, Panasonic, and Brother Fax machines.