GAURAV CHOWDHARY
Bangalore
Summary
Seeking position in an established, complex network environment with an organization of repute.
Offering 12+ years of experience in Network design & implementation, administration and operations. Currently associated with Hewlett Packard Enterprise as Technical Solution Consultant. Comprehensive understanding of networking (LAN, WAN, Wireless) concepts entailing installing, configuring & maintaining network devices and routers / switches, WLCs etc. Adept in analysing network needs and troubleshooting for complex information systems management. An exceptional communicator with proven relationship management skills and the ability to liaise with people at any level of business and management.
Overview
17
17
years of professional experience
1
1
Certification
Work History
Technical Consultant
Hewlett Packard Enterprise
11.2012 - Current
- Client: Vodafone Europe
- Acquiring accountability for: The project for firewall migration of Vodafone Ireland, Germany & Italy Data Centers
- Different vendors’ Firewall migration includes Checkpoint, Netscreen, Juniper SRX 3600 into an instance of Juniper firewall SRX 4200
- Discovering the current mode of operation (CMO) and designing a future mode of operation (FMO)
- Analyzing routing table, connections, and flows on the existing firewall
- Analyzing the routing table and connections of networking devices that come into the path
- Convert policy from the existing firewall to Juniper SRX 4200
- Prepare config and deploy into the change window
- Troubleshoot the issue during and post-change window
- Regular interaction with clients over technical calls
- Document the Low-Level Design
- Client: Mastercard Inc
- Acquiring accountability for: Leading the project for design of LAN and WLAN architecture of Mastercard Inc
- Corporate offices
- Performing predictive wireless site survey using Ekahau
- Preparing the BoM for the deployment at each site based on site size requirements
- Configuration & installation of Aruba Switches
- Configuration and deployment of Aruba Wireless Gateways and Access Points
- A onetime design and deployment of Aruba Clearpass as NAC
- Onboarding of new devices and users in Aruba Clearpass
- Catering to Adhoc request for policy update or changes in the NAC
- Creating low level design, network diagrams, network migration/implementation plan
- Driving regular ongoing meetings with the client, presenting changes in design or proposing new solutions
- Liaising with onsite and supply chain team along with supplier for hardware delivery
- Troubleshooting of issues during migration of brownfield sites and deployment of greenfield sites
TAC Engineer
Hewlett Packard Enterprise
11.2012 - 05.2021
- Acquiring accountability for: Working as HPN L2 TAC engineer
- Taking ownership of the cases involving complex Comware Routing & Switching, Data center Switching, Wireless, Proxy etc
- Handling escalations and resolved technical issues according to SLA
- Reviewing the case logs, troubleshooting the issue and provide the resolution to the customer
- Replicating the issue into the LAB
- Based on the customer criticality joining the remote session with customer
- In case of any critical hardware/firmware issue coordinate with the Developer
- Preparing Proof of Configuration (POC) for new implementation
Network Administrator
Gallagher Offshore Support Services
Bangalore
10.2010 - 10.2012
- Acquiring accountability for: Network Site Monitoring of 330+ sites of the company, maintaining & monitoring tools & vendor management
- Network Device troubleshooting & maintenance
- Troubleshooting WAN Accelerator Devices (Cisco – WAAS/WAVE)
- VOIP Support & Administration for internal users
- Network analysis, generating reports, maintaining and update all Data Center design documentation
- Projects handled: - As an onsite project in London-UK, was part of the VOIP migration team for 1000+ users
- Part of the team responsible for deployment of the Datacenter builds at GOSSPL-Pune India and WTC-Bangalore, India
Service Desk Technologist
JP Morgan Chase
Bangalore
09.2008 - 10.2010
- Acquiring accountability for: Providing L1 support for network related issues
- Troubleshooting VPN connectivity
- Troubleshooting Citirix, Mainframe applications, IBM Lotus Notes etc
- Wintel administration and ID administration using tools such as NetIQ DRA
Education
Diploma - Comp Sci & Engg
Board of Technical Education Karnataka
01.2008
Higher Secondary -
Purnia College
Purnia01.2005
SSLC -
JLNS High School
01.2003
Skills
- VLAN
- VTP
- HSRP
- VRRP
- STP
- RSTP
- OSPF
- IPv4
- VPC
- BGP
- VXLAN
- WLAN
- Putty
- Secure CRT
- SFDC
- IMC
- MS Office
- MS Word
- MS Excel
- MS Power point
- Windows 98
- Windows XP
- Vista
- Windows 10
Certification
- CCNA
- CCNP Switch
- BCCPA
- BCCPP
- HP AIS
- ACMP
Languages
- English
- Hindi
- Bengali
Passport Number
V8678638
Timeline
Technical Consultant
Hewlett Packard Enterprise
11.2012 - Current
TAC Engineer
Hewlett Packard Enterprise
11.2012 - 05.2021
Network Administrator
Gallagher Offshore Support Services
10.2010 - 10.2012
Service Desk Technologist
JP Morgan Chase
09.2008 - 10.2010
Diploma - Comp Sci & Engg
Board of Technical Education Karnataka
Higher Secondary -
Purnia College
SSLC -
JLNS High School
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