Experience Summary

Sr. Network Engineer/Architect with more than 15 years of expertise in Designing, Implementing and troubleshooting various Network Technologies. Background includes hands-on experience, specializing in Cisco Environment in Data Center, LAN / WAN and Network Security

Skills Overview

• Good experience in end to end solutions for Datacenter Setup and Implementations. Experience working in setting up Data Center and Data Center management ensuring availability of critical service offerings.
• Experience in configuring and troubleshooting Cisco 800, 3900, 7200 ASR 1000 series routers.
• Experience in configuring and troubleshooting Cisco 3750,4500,6500 Nexus 2K,5K 7K series switches
• Experience in configuring design of routing protocols like EIGRP, OSPF, and BGP in Complex Networks.
• Good Experience in Configuring switching concepts VLANS, PVLANS, VTP, STP, RSTP, MSTP, PVST, PVST , SPB, Ether channels VPC.
• Good in Access-Lists, Distribute-Lists, Prefix-Lists, NAT, PAT and Policy based NAT/PAT.
• Experience in building troubleshooting Site-to-Site Client based VPNs using Checkpoint platform.
• Excellent experience in Planning, Configuring, Implementing Troubleshooting ISDN, E1, T1, E3, T3, Leased Lines, Metro Ethernet STM1 links
• Excellent experience in Planning, Designing and Implementing SONET Synchronous Optical Networking
• Worked on various wireless technologies
• Experience at various flavors of Cisco PIX, ASA 5500-X Series and Checkpoint firewalls. Worked on different console like Checkpoint Smart Center, Cisco Security Manager
• Worked on Polycom Video conference based solutions
• Network Security projects implementation, testing and commissioning to meet the project deadline.
• Experience in setting up OSDC based requirements for projects
• Experience in setting up Anti-virus, MS terminal services, Windows Server 2003 / 2008 / 2012, IPASS, IAS Servers, Clustering, ISA 2006, TMG 2010, DHCP,DNS, IIS
• Experience in hardware installation, RAID configuration and OS Hardening of IBM X-series, Dell Power Edge Series and HP ProLiant Series.

Technical Background

Routers: Cisco 1800, 2800, 2900, 3800, 3900, 7200 and ASRs , Juniper M7i

Switches: Cisco 2900, 35xx, 4500, 6500, Nexus 2248, Nexus 5548, Nexus 7010

Firewalls: Checkpoint SPLAT, NGXR55, R60, R65, R70, Provider-1 infrastructure , Nokia appliance, PIX and ASA 5500

Wireless: Cisco WLC 5500 , Cisco APs REAP, HREAP, autonomous - 1140, 1200, 1300 , WCS, Location appliance, guest wireless infrastructure.

Video: Polycom -end points HD , RMX Bridge, Gatekeeper, CMA, VBP and Cisco Telepresence.

Routing: BGP, EIGRP, OSPF, RIP, Policy based routing PBR , route filtering, re-distribution, summarization, Traffic engineering.

LAN: Ethernet, Fast Ethernet, Gigabit Ethernet, 10GE, VLANS, VTP, STP, PVST, PVST , RSTP, MSTP, HSRP, ISL, 802.1Q, PAgP, LACP, Ether Channels and VPC

WAN: Leased line fractional T1, T1/E1, PRI, DS3, and OC3 , Frame relay, PPP, HDLC, Microwave, Fiber optics, satellite and MPLS.

Security: ACL, VPN site to site, client to site , AAA, Radius, TACACS , 802.1X, IPS, IDS, RSA, security analysis, ISO/BS audits, client audits, RFC, vulnerability testing and OS security

Services: NTP, FTP, HTTP, HTTPS, content filter, proxy Microsoft ISA , DHCP windows server and Cisco , NAT, SNMP, syslog, virtualization, datacenter hosting

NMS: Solarwinds, CiscoWorks, E-Health, NetQOS and Nagios OS: MS Windows 2003, MS Windows 2008, Windows 2012, Linux and Nagios

Server H/W: IBM X-Series 346 Server, IBM X-Series 235, HP ProLiant ML350, HP ProLiant 380G5, Dell PE 2800, Dell PE 2900, Dell PE 2950, Dell PE R710, HP Blade System c7000 Enclosures

Experience Highlights

Confidential

Senior Network Security Engineer

Job responsibilities

• Setup Cisco Components which comprises of Nexus 7K, Cisco 6500, Cisco 3750, PIX 501, ASA 5500 Series, WLC 5500, Access Points, etc.
• Designed and Implemented Guest Wifi Project which comprises of WLC 5500, ASA 5500, Access Points, ISE and Cisco Router
• Designed, Implemented and deployed migration of services from existing Cisco switch stack to new stack comprising of Cisco 3750 Switch stacks
• Designed and implemented VLAN using CISCO Layer 3/2 switches on a Gigabit Fiber Backbone
• Prepare, maintain and manage the Blueprint documents for network Services
• Prepare network designs and implemented the projects comprising of different network components like routers, switches and firewalls

Achievements

• Setting up of Guest Wi-Fi Infrastructure for client with multiple profiles including BYOD.
• Setting up of Server Switch Stack and migrating existing services to new stack with efficient planning

Confidential

Senior Technology Specialist

Job responsibilities

• Single point of contact for setting up end to end solution for datacenter for Infosys at Plano location
• Designed and Configured Nexus 7010/5548/2248 in Top of Rack End of Row Architecture for a Scalable Production Network that supports Rack Blade server architecture in a Multi-Tenancy environment using vPC, VDC VRF
• Designed and Implemented Nexus 7010/5548/2248 and Catalyst 6500/4500/3750-X in a complex DC Core/Aggregation/Access layer on a 10G backbone in Production and DR Data Center
• Designed and Installed enterprise WAN network, which is Redundant with automatic fail over capabilities to support growing data network and future voice network
• AT T AVPN MPLS WAN implementation at all remote sites and data centers. Developed router configurations, test plans, test scripts and implementation plan. Executed implementation and successfully cutover the entire company WAN from existing datacenter to new Datacenter.
• Migrated Servers from 6500 Platform to Nexus without any application outage
• Designed, Implemented and deployed Internet Architecture with redundant service provider and BGP Multi homing environment for internet connectivity
• OC-48 SONET provisioning and installation provisioning of DS-3 and OC-3 WAN circuits on new OC-48 SONET ring.
• Configuration/troubleshooting Checkpoint appliance, Cisco PIX 535 and ASA 5500 series firewalls, also IBM Proventia GX5108 series IPS appliance associated with Infosys VPN infrastructure as well as customer connectivity infra
• Install and provision S2S VPN Gateway using Checkpoint R65 on Dell Hardware. Configured and troubleshoot Site to Site VPN tunnels with our clients on Checkpoint R65
• Implemented and deployed Remote connectivity solutions using Checkpoint Appliance
• Prepared the SoW for Copper and Optical Fibre structured cabling at Plano Datacenter and implemented the same with for Datacenter and Communication room
• Single point of contact for setting up and troubleshooting Infosys customer connectivity's offered from Plano location.
• Configure and Implement cisco 7200 VXR, ASR series routers as per corporate guidelines.
• Setup remote spoke locations at Milwaukee and Rockville locations
• Deployed Monitoring Infrastructure APC's InfraStruXure Central to ensure a high level of data integrity and availability of PDU's, InRow Cooling unit, UPS and Bypass units.
• Installed File Server, Print Server, DHCP Server, DNS Server, roles on Windows 2003, 2008 Server and 2012 Server

Achievements

• Managed a 2 Million project to implement a state-of-the-art data center for the enterprise and migration of key IT services a move that achieved estimated cost savings of 5 Million over a period of 10 years
• Setting up Cisco Nexus Datacenter Solution at Plano
• Setting up S2S and C2S Gateways at Plano using Checkpoint VPN Solution
• Migration of Infosys critical business applications at Plano with proper planning and execution
• Migration of multiple services like hosting, Audio conference, Blackberry, Data Storage, etc. as part of Datacenter movement.
• Setting up Infosys prestigious client connectivity's
• Setup a remote location at Milwaukee with a stringent timelines of 2 weeks

Confidential

Technology Specialist

Job responsibilities

• Designing and deploying Enterprise IT Network Architecture for redundant high speed LAN/WAN that include MPLS-L2 and Internet links with Cisco Core Infrastructure.
• Client connectivity discussion, design, solution, project management and execution of the design.
• Manage and lead changes in Infosys Quincy Data center.
• Single point of contact for critical customer connectivity and IT infrastructure lead for various engagements. Clients include leading companies in banking, insurance, retail, pharmaceutical domain, viz. Bank of America, Citibank, CVS, ML, Wal-Mart, Lexis Nexis, Pepsi co, JPMC, Microsoft, KMART
• Implemented connectivity solutions to Infosys and its clients. Planning and design of connectivity models and implementation of the same.
• LAN/WAN networking routing and switching across local or wide area networks.
• Configuring/troubleshooting BGP Multi homing environment for internet connectivity.
• Configuring/troubleshooting/upgrading cisco ASR series routers as per corporate guidelines as part of WAN upgrade.
• Migrated Core Layer from Cisco 5500 to Cisco 6500 series at Quincy datacenter
• Migrated Client Connectivity services like Site to Site, Client to Site and Hosted solutions from Service provider network to Infosys Owned Public network
• Configuration/troubleshooting Checkpoint appliance, Cisco PIX and ASA 5500 series firewalls, also IBM Proventia GX5108 series IPS appliance associated with Infosys VPN infrastructure as well as customer connectivity infra.
• Coordinated with ISP and telecom vendors for new requirements of bandwidth, new circuits and voice circuits.
• Implemented remote management solution for North and South America using Avocent Solution
• Installed Microsoft MDT server for image deployment
• Deployed Microsoft WSUS and CA's eTrust AV server for dedicated DMZ Setup

Achievements

• Migrated Client multiple services from Service provider network to Infosys Owned Public network at Boston, MA with efficient planning
• Setting up LAN infra with Cisco 6500 at Infosys Quincy datacenter location.
• Setting up of Infosys subsidiary office at Glastonbury and Atlanta.
• Setting up Infosys critical business applications at Quincy
• Implemented the Avocent's Remote Management Solution for North and South America
• Setting up Infosys prestigious client connectivity's

Confidential

Senior Network Engineer

Job responsibilities

• Design and manage Infosys network worldwide. Provide image and configuration guidelines to rest of the Infosys Network team members for provisioning the various infrastructure components.
• Act as a subject matter expert for new client infra requirements.
• Escalation contact for issues which needs technical assistance from level 3 team. Act as mentor for the team of network engineers.
• Installation, configuration and troubleshooting a series of Cisco 7200 series Routers, 4500 6500 series switches and Checkpoint firewall's according to the OSDC/Project Connectivity requirements.
• Configuring, monitoring and Troubleshooting of our Infosys development center WAN links.
• Installed and Configured Checkpoint Firewall in Internet Edge
• Works closely with Customers in determining the business needs for a Project and build Detail design which includes Data Flow diagram, Logical and Physical Diagram

Confidential

Network engineer

Job responsibilities

• Installation, configuration and troubleshooting Cisco Routers 3600 Series , switches 4500 and 5500 and various switch modules to setup client's WAN infrastructure.
• Design and Implemented the VOIP and OSPF network
• Working with changes in the Telco devices with the UNIX based Command outputs by running a module called Cheknet.
• Troubleshooting and configuration of WAN links DS3, E1 and T1
• Configuration of Network monitoring tools like HP Openview and Nagios to monitor Central Bank of India WAN links
• Remotely managing ODC's routers and switches at client locations.
• Planning of change management, outage report, service reports were handled as daily activity

Confidential

Network Consultant

Job responsibilities

• Complete operation support of LAN WAN components.
• Installation, configuration and troubleshooting of Cisco Routers 3600, Cisco 2600, Cisco 1700, switches 2950, DHCP server, Lotus Notes, etc
• Implemented STP, VLANs on Cisco Switches.
• Handling of Leased lines, VSAT's and ISDN's as a backup connectivity.
• Managing the different vendors for Commissioning Maintenance of Leased Lines, ISDN's and VSAT's to complete the necessary support.
• Server administration and data backup activities

Confidential

Customer Support Engineer

Job responsibilities

• Implementation of local area network, Windows NT.4.0, workstations and Servers solutions
• System and Network implementation and configuration, support documentation, end user acceptance and ongoing preventive maintenance activities
• Administration and Management of Windows Servers and Lotus Notes Server
• Backup Management of File Servers using Windows Backup utility and Arcserve Backup management tool