PROFESSIONAL SUMMARY
. * years of IT experience in Network and Security Design,
Consulting, Implementation and production support/maintenance of
computer systems and networks.
. Proven ability to manage all phases of network installation and
administration.
. Adept at analyzing business requirements & crafting technical network
solutions.
. Experience in installing, configuring and troubleshooting of Cisco
Routers, Switches, Firewalls, & Load balancers using best practices as
per industry standards.
. Extensive knowledge of deploying & troubleshooting L2/L3, TCP/IP, SSL,
IPSEC-VPNs & IP Routing Protocols - RIP, EIGRP, BGP
. Operational and maintenance support to network operations team for
various escalated calls for internal and external customers
. Expertise in upgrade, maintenance, testing and troubleshooting of
Networks
. Setting up of Data Center as per industry standards in compliance with
clients security policies
. Implementation of project connectivity and various site connectivity
using IPSEC VPNs.
. Routine Health Checkup - Setting up Performance monitoring guidelines
for Systems Operations
. Vulnerability assessment and penetration testing on network and
security devices
. Application product Migration and Acceptance testing: Capacity and
resource planning to migrate from existing application infrastructure
to newly designed network setup for better performance, high
availability and resilience.
. Effective in working independently and collaboratively in teams
. Excellent technical, analytical & problem solving skills for on-going
network problems and documentation for problem & incident management.
TECHNICAL SKILLS
Security Network Security Operations:
Appliance/Firew F5 Big IP, Cisco PIX, FWSM, NIDS,IPS, ACE- Load Balancer,
alls Checkpoint (NGX), Cisco VPN Concentrator, Fortinet Firewall,
Netscreen Firewall
Network Infrastructure Management: Putty, Secure CRT, 3CDaemon
Monitoring
Tools & Cisco Works, TACACS, Solar Winds, PRTG, WhatsUp Gold,
Authentication Wireshark, Ethereal network analyzer, GFI LANGUARD, Kiwi
Devices Syslog server, NESSUS.
Routing RIP, EIGRP, OSPF, BGP
Protocols
Network VPN/GPRS Technology:
Technologies IPSEC, GRE, MPLS, GPRS 2.5G
Systems Project Management:
Hardware, Office Tools: MS Office Suite, Visio, MS Project
Network Windows 2003 Servers, Windows NT, Unix OS.
devices, HP Servers, Dell Servers, Cisco Routers 1700, 1800, 2600,
Servers & OS 3745, 7200 series. Cisco Switches 2900, 3500, 3750, 4948, 6500
series.
EDUCATIONAL QUALIFICATIONS
. Bachelor of Engineering in Computer Engineering -awarded 2002, Mumbai
University, India
. Diploma in Computer Technology - awarded 1998, Mumbai University,
India
CERTIFICATIONS
. Cisco Certified Network Associates. (640-801)
. Building Scalable Cisco Internetworks. (642-901)
. Building Converged Cisco Multilayer Switched Networks (642-812)
PROFESSIONAL EXPERIENCE
Client: UBS, Weehawken, NJ Jan 2009 -
Till Date
Project: Network & Security devices administration
Responsibilities:
. Installation and Configuration of Cisco Routers, Switches &
Firewalls for high availability, SSH Access and AAA
Services using TACACS.
. Design and implementation of Ether-channel and HSRP for
load balancing and redundancy respectively.
. Implementation of project connectivity using IPLCs & site-
to-site VPNs for offshore development
. Preparation of Network Connectivity Diagram using MS-Visio
. Responsible for regular Health-Check and Removal of
unwanted/ old Policy, Firewall Rules, ACLs, Logs
. Co-ordination with Cisco for Service Request and RMA in
case of Device Failure
. On-call Support and Change Implementer on rotation basis
. Implementation and Updating of ACLs/ Rules on Cisco
Switches, PIX Firewall
. Implementation and Updating of Routing, NAT/PAT, Policy
Based Routing and Route Redistribution
. Design and Implementation of VLAN for various customers as
per corporate policy using layer 3 Cisco switches
. Troubleshooting of day-to-day Network problems and
connectivity & performance issues
. Documentation for Problem and Incident Management using
best practices
. Vendor Management for IPLCs, Internet Links and Network
Products
Client: HSBC, Bridgewater, NJ Nov 2006 -
Dec 2008
Project: Network & system support for IT department. Round the clock
monitoring of core Banking servers and network/security devices. Assessment
of vulnerabilities/threats on Network Devices/Servers and providing
appropriate patches with system specifications guidelines.
Responsibilities:
. Managing and configuring all security and network related devices in
compliance with IT Network/security policy of the bank.
. Managing F5 load balancer, Cisco IDS, ISS Realsecure products &
network monitoring using SolarWinds as NMS.
. Data Centre management & infrastructure (bandwidth/capacity) planning.
. Documentation. Regular backups and failover testing for high
availability and better scalability.
. Planning and implementation of vulnerability assessment and
penetration testing (VA/PT) on network devices/servers and applying
suitable patches with system specifications and hardening guidelines
using NESSUS software.
. Maintaining lifecycle management for the network security production
environment (installation, upgrades, patches, decommissioning, etc.)
. Follow global change management procedures and best practices for
implementation.
. Co-ordination with vendors for IT infrastructure related proposals,
with necessary NDA and SLA agreement based on banks requirements.
Client: Cingular Wireless, Woodbridge, NJ
Nov 2004 - Oct 2006
Project: GPRS network migration-VAS. Implementing Gb o IP using Ericsson
SGSN, GGSN, Extreme Summit/Alpine Switches, Netscreen SSG Firewall,
Checkpoint Firewall, Cisco load Balancer.
Responsibilities:
. Capacity and resource planning to migrate from existing GPRS
infrastructure to newly designed network setup for better performance,
high availability and resilience.
. Migrating WAP gateways live web-portal from windows based NLBS to
hardware Cisco load balancer.
. Migration of Gb links from FR to IP across all BSCs network locations.
. Preparing RFPs for network accessories and defining SOW for managed
services.
Tata Communications Ltd. (VSNL) April 2001
-Oct 2004
Project: Technical SPOC for premium corporate clients. Single point of
Contact for any network related problems
Responsibilities:
. Proactively measuring & reducing the fault rate of customers by
suggesting network enhancements & take corrective actions for repeated
complaints.
. Reviewing MIS reports of customers on monthly basis & further,
interacting with SLA team for any deviation/breach on the commitments.
. Planning, co-ordination and execution of maintenance (downtime) window
and change request of clients.
. Ensuring timely trouble tickets closure to achieve the set MTTR
resulting maximum uptimes of the links.
. Ensuring all customer links are configured & updated on NMS portal.
. Quarterly review meetings with clients on network issues.
Project: Network operations support for customers having MPLS links,
Internet links, Managed Services. Troubleshooting on Cisco 7200 series
Routers, MPLS VPNs (L2 and L3), MP-BGP, IBGP/EBGP. A centralized Service
Operations Centre (SOC-IP) for resolution of VSNL customer Trouble Tickets.
Responsibilities:
. VSNL has more than 150+ PoP across the globe. It is one of the oldest
telecommunications company in India & very first international voice
carriers. Daily activity involves working on VIZNET CRM portal for
global network operations support.
. Generation of Trouble Ticket on receiving proactive alarms from NMS
(Concorde Net Health/Cygnet).
. Acknowledgment of trouble ticket. Updating of ticket with necessary
troubleshooting logs.
. Problem identification & resolution within defined SLA.
. Providing RFO/RCA to customers. Closure of trouble tickets.
. Troubleshooting of MPLS L2 (EWS/ERS/AToMPLS) & L3 (Full Mesh/Hub &
Spoke/Star topology) VPNs, QOS technology, etc.
. Troubleshooting on PE, CE routers for fault resolution.
. Co-ordinating with backbone/transmission team and international
carriers such as Looking Glass, MCI, Level3, Global Crossing & other
ISPs for major outages in their network.
. Providing training to juniors at regular intervals on
troubleshooting strategy, leading to minimum downtime of customer's
network.
. Ensuring timely dockets closure/complaint resolution to achieve the
set MTTR.