Work History

Work History
Mar 2014 - Present

Associate Network Architect

Tech Mahindra Ltd
  • Client : Cisco Systems – Mumbai, India

 Network Integration

      • Building up of MPLS backbone of a service provider to integrate 4G, FTTH and Wi-Fi services from the access routers to the datacentre (EPC) and ISP.
      • Build up a robust backbone over ISIS and LDP and running IPv6 connectivity with 6VPE and multiple layers of route reflectors using Cisco routers such as ASR9922 (Megatron) ,ASR9010, ASR901 and ASR903.


    • Client Hutchison 3 UK Ltd-Onsite Reading, UK & offshore Pune, India

    IP & Security Network management

      • Managing the core MPLS backbone of a Telecom service provider overlooking the Gi, SIGTRAN and ISP connectivity across multivendor platform such as Juniper, Cisco, Redback and Huawei.
      • Maintaining the end to end architecture design of the network and liaison with other teams such a LTE, VAS, Messaging, mobile circuit core and mobile packet core
      • Maintaining a strong switching network for aggregation of various services using Cisco 6500 and Nexus 7010 layer 3 switches.
      • Using F5 load-balancer for load-balancing traffic towards Bluecoat proxies for web content filtering and HTTP header modifications.
      • Remote authentication using RSA security console and Cisco ACS for AAA & remote VPN connectivity
      • DPI inspection and traffic steering using Procera DPI nodes.
      • Managing DNS as well as Web server connectivity for the customer using using Cisco ACEs and CSMs.
      • DDOS detection and mitigation using Arbor Peakflow and Arbor TMS.
    Jul 2009 - Mar 2014


    Idea Cellular Ltd

    Network Planning and implementation:

    • Routing & Switching: Cisco ASR9010, ASR9006, ASR7606, ASR1002, ASR1006, Juniper MX480, EX8208 – Installation & configuration Cisco and Juniper routers and switches. Problem solving on IP Core networks including routing convergence & configuration issues CGNAT for NAT44 and NAT64 along with Route reflector. 
    • Caching Solutions:, Allot, Bluecoat Akamai and Google Cache – Configuration of policies for proxy and transparent caching.
    • Firewall: Fortigate/Juniper SRX/ Checkpoint – Firewall policies between various zone types, IPSec and SSL VPN, Anti BOT, Anti Malware.
    • Load balancer: Radware SLB – Configuration of Layer 3-7 load balancing for DNS and Web servers.
    • DNS: Bind DNS-ANS and CNS feature implementation, monitoring of QPS and exploring products related to DNS.
    • DPI/DOS/DDOS: Allot Sigma E6 along with Service Protector-Used for Traffic engineering corresponding to Customer IP Pools. Configuration of mitigation policies for DOS/DDOS.
    • Web & Content Filtering: Bluecoat, Fortinet & Allot Sigma E6 for content filtering policies for PCRF as well as enterprise customer.
    • IPS: Radware DefencePro- Implementation of specific signature bundle for protection of server farm.
    • Network Planning: Managing annual CAPEX of around $10 million USD annually and similar OPEX with inputs from business teams and traffic forecasts.


    Jul 2005 - Jun 2009

    B.E Electronics and communications engineering

    Thapar University



    Network Planning & Design

    New network planning and design for 3G/4G LTE MPLS backbones,data-center,ISP

    Network Implementation

    Integration of new network and security elements into the networks from the likes of OEMs such as Cisco,Juniper,Ericsson,Huawei,Allot,Bluecoat,Fortigate,Radware,A10 etc. 


    Knowledge of 23/3G/4G-LTE architecture ,call flows and implementations of these services over IP/MPLS backbone and data-center connectivity.



    Certificate Techincal Engineer

    Allot communications

    IPv6 Guru

    Hurricane Electric

    CCIE Written

    Cisco Systems


    Cisco Systems


    Juniper Netwoks