SUMMARY:

• Network consultant with over 12 years’ experience in high level design, Data - Centre, Network operation Centre, implementation & troubleshooting and 3rd level support on numerous technology like Routing & switching (4507, 6509, ASR Router), NEXUS (7k to 1K), Security (ASA, Juniper SRX 240, Fortigate, Check Point, Palo Alto), Load balancer (ACE, GSS, Netscaler, F5 Big IP) and Data centre technologies for storage.
• Designed and Implemented DMVPN site for government offices in UK with dual hub topology and 300 spokes, implemented Firewalls, VPN, IPS, Cisco Works for various government and SOHO offices.
• Redesigned & improved redundancy, security of SIPCOM campus of global network and helped customer in various critical situations by global network outages.
• Implemented Tier 4 datacentre for UKAR & Unilever UK - Nexus 7k, ASA, Checkpoint cluster, ACE load balancers, created detailed design documentation.
• Resolved tens of recall daily issues in complex environment with various vendors’ equipment.
• Created tens of network HLD & LLD design documents including detailed technical, implementation and configuration.
• Resolved tens of Level-3 support tickets with Cisco and Checkpoint TAC with critical response time up to 4 hours.
• Troubleshooting skills, stress coping, fast response, detailed design documents, SOP, CSI.

TECHNICAL SKILLS:

Technology: - Cisco IOS, CatOS, NS-OX, Checkpoint, Juniper, Brocade.

DATACENTRE: - NEXUS 7K,5k, 2k, MDS, SAN, FC, FCOE, VSAN, VPC, Fabric-Path, zoning, DCNM, VDC, OTV, MDS, Storage, Brocade VDX (8550)

ROUTING & SWITCHING: - Catalyst 6500, 4500, OSPF, BGP, Multicast, ISP, MPLS

SECURITY: - ASA FW, FWSM, IPS, VPN, Check-Point NGX R65, Paulo Alto FW, Juniper SRX 240.

SERVER: - F5 (Big IP- UTM, LTM), Netscaler (MPX 17500, 8200), Cisco GSS (Global Site Selector), VMware, Hyper-V, Vcenter, V-sphere, Win2003 server, Solar winds, Netsocut, Infoblox, Riverbed (steelhead & Cascade)

VOICE: - CUCM, Call Manager Express.

PROFESSIONAL EXPERIENCE

Confidential

Network Solution Architect

Responsibilities:

• Review client provided High Level Design; cross- with Bill-of-materials and conduct gap analysis for specific sites as part of the Global LAN Refresh project
• Prepare Hardware/Device redundancy matrix
• Prepare Low Level Design / Detailed Design document and review with client
• Prepare Code recommendations for each of the hardware platforms based on the bug-scrubs with desired features running.
• Prepare design and configurations for LAN switches and any load balancing solutions to meet the traffic flow, fail-over and security requirements.
• Prepare design and configurations for LAN infrastructure to meet the traffic flow, fail-over and security requirements.
• Prepare Security policies for traffic between branch locations and Corporate Data Centers.
• Upgrade or Downgrade Firmware for Switches and other systems/appliances based on the design.
• Connect all the devices (production & management) based on the design document.
• Apply advanced device configuration templates based on the design document.
• Configure the Systems management settings for all the elements of the design document.

Confidential - NY

Lead Network Consultant

Responsibilities:

• Part of the Onsite Network Solution Architecture team to set up Datacentres for nexus 7K/1K routers, switches, Load balancers firewalls.
• Provide engineering support for Citrix Netscaler, Juniper Firewall SRX-240 and Cisco WC-5580.
• Building HLD and LLD for all remote sites across China and USA.
• Performed packet analysis and network forensics
• Handled network access control operation
• Special attention on participation for Launch of MAC, IPHONE- 6 & new IS&T WEB server deployment.

Confidential

Lead Network Consultant

Responsibilities:

• Worked on onsite project, which involves Transition of Unilever UK Datacentre at Chester gate and Brombrough.
• Providing tier 3 support to SAN and Citrix application development environment, which consisted of Cisco Catalyst and Nexus switching lines, Brocade VDX 8770, 6710, 6720 Platforms, Juniper-Netscreen & Junos, Cisco ASA Firewalls, and CUCM deployment, Fortinet and Palo alto Firewalls.
• Troubleshooting Routing/switching, Nexus, ACE, GSS, F5 Load balancer. Working on ITIL operation and implementation process of ODC (Operational Data Centre).
• Configuring and Managing Data Centre Devices across UK.
• Analysis and record management of tracker like CSI, Run Book, Availability, SOP, Weekly & Monthly Task tracker.
• Managing offshore team more than 20 Network Engineers and maintaining Project trackers.

Confidential

Network Consultant

Responsibilities:

• Functioned as a Lead Consultant for Cisco 4700, 6509 cat-OS & IOS, Nexus 7K, 5K switches, Fibre extenders and load balancers implementation.
• Provide Tier 3 support for Citrix application development environment, which consist of Citrix Netscaler (17500, 7500 and 1250), Cloud birding (WAN Optimizer), XEN Desktop, Juniper Firewall SRX-240 and Cisco Wireless Controller-5580.
• Managing and updating SOP, Run Book, HLD, LLD, cab meeting & change MGMT.
• Transition of EIGRP to OSPF deployment and IPAM configutration.

Confidential

Sr. Network Engineer

Responsibilities:

• Lead implementation of new sites that include Load balancers and firewalls rules across the globe.
• Provide Tier 2& 3 support for Citrix application development environment, which consist of Citrix Netscalaer (17500, 7500, 3800), Juniper Firewall SRX-240 and Cisco WC-5580.

Confidential

Sr. Network Engineer

Responsibilities:

• Design the Cloud Based Hosting Services for Internal/External Customers.
• Acting as technical architect for Citi bank network design and security architecture for APAC region.
• Preparing NDD for replacement of EOL devices across 14 countries for Campus, branch and non-branch devices.
• Preparing the HLD and LLD for the new and existing locations for Citi bank.
• Worked on network devices like 2911, 3845, 4507, nexus 5548, 5598 devices replacement.
• Worked on Cat OS, IOS, and NX-OS up-gradations.
• Working with closely with the Citi team and Dimension Data team for respective country location for smooth implementation.
• Project management from start to end of the network implementation.
• Verification BOM, preparation of build configuration, design changes,
• Participating in the CAB meetings and other meetings related to the implementations.

Confidential

Sr. Network Engineer

Responsibilities:

• MPLS migration from leased line & frame-really
• Design branch high availability design.
• MPLS design and implantation for ISP
• Cisco SSL VPN migration for remote user.
• Contact Center Design and implementation
• NAC implementation,
• New datacenter implementation and planning
• ASR, ISR router configuration
• Switching design and configuration

Confidential

Sr. Network Engineer

Responsibilities:

• L2 & L3 transmission technology of WAN and LAN.
• Responsible for Operations & Maintenance of Vodafone IP Core Security Network.
• Performing Tier-3 support functions for Network security related issues and provide technical review & feedback on critical projects.
• Enforcing Network Security Policies and hardening Core Network Elements by following security guidelines from VSNL

Confidential

Sr. Network Engineer

Responsibilities:

• Working on IBM blade network switches configuration
• Worked on inter DC connectivity using DWDM links.
• Working with vendors, Cisco TAC on network issues.
• Replacing branch hardware with new 2851 routers and 2960 switches
• Performing security audits of perimeter routers, identifying missing ACL’s

Confidential

Sr. Network Engineer

Responsibilities:

• Deployment & Device Mgmt. at Data Centre across ASPAC, EMEA and the US for the bank.
• Assisting in monitoring LAN/WAN performance, recommending upgrades as necessary, to insure LAN/WAN integrity and performance.
• Installing and maintenance of Cisco 7200, 3700, 2600 series router. Cisco 4507R at Core & 3750 and 3550 at Distribution and 3550 switches at the Access layer with EIGRP as routing protocol.
• Configured and implemented Remote Access Solution: VPN, ISDN dial up.
• Implement Cisco Secure Access Control Server (ACS 3.0) for TACACS.+/ Radius
• Configured site to site VPNs.
• Design and implement security policies using ACL, ASA (5000) and IPSec- Tunneling.
• Upgrade Cisco Routers, Switches and Firewall (ASA) IOS using TFTP.
• Implementation of TCP/IP & related Services-DHCP/DNS/WINS
• Troubleshooting DS3, DS1, and ISDN connectivity issues.
• Create and modify project specific VLANS and set up routing accordingly.
• Maintenance of three DS3’s to US from India and Point-to-Point links to Bank of Baroda offices in the country.

Confidential

Sr. Network Engineer

Responsibilities:

• Responsible for Operations & Maintenance of IP/MPLS Core Network comprises of Cisco, CRS-1s, GSRs, and Cisco Firewalls.
• CRS-1s, GSRs, Cisco Firewalls and Juniper Firewalls.
• Responsible for Implementing Network Access and remote access for different customers
• Conducting on-site performance acceptance and network ready for use (NRFU) tests for
• Commissioning and Integration of Network Elements with Warid’s IP/MPLS Core network.
• Implementation of Layer 2 VPN tunnels for different customers over IP/MPLS Core.
• AAA server implementation with Authentication, Authorization, Accounting tasks. Radius
• Replication and configuration backup on weekly basis.
• Upgrading IOS/Licenses on Network devices.
• Responsible for Network bandwidth optimization using Blue Coat Traffic Shaper.
• Auditing and analysing core network topology against industry best practices.
• Performance Monitoring of IP/MPLS network through NMS tools like CA e-Health Network
• Performance Manager and CA Spectrum.