Jul 2021 – Aug 2024 · 3 yrs 1 mo · India · Hybrid

• Key Responsibilities:
• Working with EMEA Stock Exchanges (EuroNext, LSEG, Nasdaq Nordic, Deutshe Borse, SIX Swiss)
• Developed in-house python based automation framework for automated config generation, deployment and pre/post config comparison.
• Automated Migration/Rollback script creation with Ansible/Jinja2/YAML Playbooks in HFT environment
• Troubleshooting of network latency with Corvil Analytics, Wireshark
• Commissioning/Decommissioning of xconnects
• Ultra-Low latency switching (MetaWatch, MetaMux, MultiAccess) Arista 7130 / FPGA switch configuration
• Active TAP/Packet Broker/cPacket switch, Traffic Steering
• Configuration of L3 Switches: Arista EOS (ZTP (Zero Touch Provisioning), BGP, PIM, Multicast, NAT)
• Upgrades (Manual/Automated): f5(tmos), FortiOS(via FMG), Arista EOS, Arista MOS
• Configuration on F5 Load Balancers, VIP creation in f5 etc.
• Configuration on FortiGate Firewalls via FMG: Policy push, Routing
• HLD, LLD & Test Plans creation of Greenfield deployments
• Greenfield deployments/Brownfield surgeries of sites via Ansible/Network Automation
• Leading the team on the automation front by creating in-house Python Automation Framework & Ansible

Apr 2017 – Jul 2021 · 4 yrs 3 mos

• Key Responsibilities:
• TAC Escalation for complex / high-visibility cases
• Expertise on Network Virtualisation / VxLAN EVPN / mVPN (Cisco TRM)
• Filing new defects/enhancement and help development engineers to fix the same
• Mentoring/Training/Escalation support to new hires in the team/other teams
• Troubleshooting & Configuration of NX-OS Product line (N9K, N7K, N6K, N5K, N3K, N2K(FEX) )
• L2 Multicast over FabricPath / vPC / vPC+ / OTV / VxLAN
• Cisco ACI (Application Centric Infrastructure)
• Cisco UCS Director & UCS Central, UCSM / SAN / Storage-Zoning

Nov 2014 – Mar 2017 · 2 yrs 4 mos

• Key Products:
• Cisco Prime Infrastructure & Cisco APIC-EM
• Cisco Prime Collaboration Assurance
• Cisco Prime Network Registrar
• Cisco Prime Access Registrar

May 2014 – Nov 2014 · 6 mos · Bangalore Urban, Karnataka, India

• Project: GNOC
• Key Responsibilities:
• Integration, troubleshooting & configuration in Enterprise/Campus network of Mphasis
• Change management of multi-vendor environment (H3C, CISCO, HP)

Oct 2013 – Apr 2014 · 6 mos · Gurugram, Haryana, India

• Project: Engineering Services Delivery
• Key Responsibilities:
• SDN(Software-Defined Networking) induction in the datacenter environment
• VMware NSXi Software-defined datacenter, technological overview & application
• Implementation of OpenFlow 1.0 compliant networking products DELL S4810 & Z9000
• Test Environment Datacenter network designing, planning & integration
• Configurations & implementation of multivendor (Cisco, HP & Extreme) products

Oct 2011 – Sep 2013 · 1 yr 11 mos · Noida

• Project: NOC Engineer for one the largest FMCG producer in the world
• Key Responsibilities:
• Monthly, quarterly performance review with the customer
• Preparation of test cases for Datacenter redundancy-test activities & their execution
• Problem & Capacity Meeting, Change Advisory Board Meetings on monthly & weekly basis
• Extensive OSPF/BGP experience on enterprise network
• Built auto-failover scenarios based on OSPF/BGP routing across the network
• Working experience on high end cisco datacenter devices ( N7K, N5K, CAT6K VSS)
• Integration & configuration for new commissioned links in network
• Traffic filtering/manipulation (prefix-list, route-maps & subnet-based load sharing)
• RCA generation for major & complete network outages
• Vendor management (Bharti, RIL, TCL, BSNL, Sify, Dimension Data)
• Reporting & Data re-presentation for performance reviews with clients
• SOP preparation & documentations of the project