Summary
Overview
Work History
Education
Skills
Certification
Declaration
Timeline
BusinessAnalyst
JEEVA RAMAMIRDHAM

JEEVA RAMAMIRDHAM

Senior Network Engineer
Zapopan,JAL

Summary

Cisco CCNP & Arista ACE L2 certified candidate with a good 12+ years of experience in networking industry As a Network Engineer which includes expertise in the areas of Routing & Switching in Cisco and Arista proprietary, AVI/F5 Load Balancer, SDN and SD-WAN Technology Experience in ACI (Application Centric Infrastructure) and Cloud Vision (CVP) Technologies Hands-on experience with Data center technologies that includes Spine, Leaf, Cisco ACI and Arista Cloud Vision Hands-on experience on the Nexus 9K, 7K, 5K & FEX, Cisco ASR & ISR Routers Hands-on experience on the Arista 7280R3, 7020R, 7050X4,7600X6, 7260X Hands-on experience on the Cisco Cat 7200, 6500, 9400, 9200, 3600 Experience in LTM and GSLB with (F5 and AVI) load balancer Hands-on experience with an Infoblox for the DNS, DHCP and IPAM (DDI) Experience in deployed application centric networks in HA fashions using VPC/MLAG In depth Knowledge on troubleshooting, implementing and testing of static and dynamic routing protocols such as EIGRP, OSPF, BGP and EVPN Hands-on experience in an implementation of traffic filters on Cisco and Arista routers using Standard, extended ACL, prefix list and Route map In-depth knowledge and hands-on experience in ISP Routing Policies, Network Architecture, IP Addressing and Subnetting, ARP, VLSM, TCP/IP, NAT, T1/T3 SONET circuits Hands-on experience in MLAG, VSS, VPC, VDC, L2&L3 Switching, ISE authentication Technology Hands-on experience on implementing and troubleshooting complex layer 2 technologies such as VxLAN, VLAN Trunks, VTP, Port channel, STP, MSTP, RSTP Followed ITIL methodologies strictly on network changes, requests and implementation Hands-on experience on implementation of VARP, HSRP and VRRP for Default Gateway Redundancy Extensive knowledge and hands on experience on the configuration of Site-to-Site IPSec VPN, DMVPN and VTI Implementation of Quality of Service (QoS) through the QoS models, tools, mechanisms and algorithms to avoid the congestion Working experience in MPLS and 1NET technologies with MACSEC security on Cisco & Arista Extensive experience on IOS/code upgrade on Cisco NCS, Cat, Nexus, Arista switches and Routers via manually as well as Tool (Prime, DNAC, CVP) Basic knowledge on the Python and Ansible scripting Documentation of company network standards that includes Visio and SOP creation

Professional technical specialist with deep expertise in system architecture, network security, and software development. Known for strong focus on team collaboration and delivering impactful results. Continuously adaptable and reliable, excelling in high-pressure environments. Skilled in problem-solving, project management, and innovative solutions implementation.

Experienced with advanced network design and implementation. Utilizes in-depth knowledge of network security to protect sensitive data and ensure system integrity. Track record of effectively troubleshooting and resolving complex network issues, ensuring optimal performance and reliability.

Overview

2
2
Certifications
12
12
years of professional experience

Work History

Senior Technical Specialist

HCL Tech (Client: USAA-United Services Automobile Association)
05.2021 - Current
  • Providing IT Enterprise Infrastructure Support for Availability Command Center to USAA (US based banking and finance sector) having 12000+ Network endpoints including Cisco/Arista Routers, Switches, F5/AVI, Cisco Identity Services Engine (ISE), DNS server, Wireless Lan Controllers (27) and Access Points (4200+) and SD-WAN (12000+ Velos)
  • In depth knowledge of Wired Infrastructure, WLAN High Availability, Flex Connect, Multicast, Location Services and Advanced Location Services, Monitoring, Device Hardening
  • In depth knowledge on dual stack (IPv4 and IPv6) architecture, virtualization, infrastructure, network assurance, security, and automation
  • In depth knowledge of Spectrum/Cisco Prime, DCNM, Arista CVP Monitoring and troubleshooting for both Wired/Wireless environment
  • Installing, Configuring, Monitoring, code upgrade and troubleshooting of Cisco/Arista Routers, Switches, AVI/F5 Load Balancer
  • Responsible for Additional coverage /New locations network design for Data Center support
  • Handling Incidents (P1, P2, P3, P4), Change (Informational, Standard, Normal, Emergency) and Service Requests (SNOW and RTC)
  • Using Network Labs for Upgrades, downgrade, Test, run a test case and keep some prod hardware and monitoring the stability prior of production scenario
  • Analyzing the Issue and Escalate and Resolving with the required changes (Break-Fix) at Network Devices with CAB Approval
  • Upgrading the IOS versions of all Cisco/Arista Routers and switches using SCP server
  • In-depth knowledge of TCP/IP internals and the ability to analyze packet captures using Wireshark tool
  • Implementation and troubleshooting of Cisco Routers, Switches, Load balancer, BB router
  • Accepted call escalations to resolve tickets through ServiceNow that are escalated from Level 1, provided remote troubleshooting regarding incidents as required, managed remote MACs as required, liaised with vendors by creating Cisco TAC case as required to resolve incidents
  • Updated documentation as required while managing MAC’s provided network maintenance support and responded to outages during off-hour software deployments within established Service Level Agreements (SLAs)
  • Scrutinized tactical metrics and system performance tools to mitigate end-to-end performance issues and LAN / WAN circuits to verify overall system health
  • Performed maintenance, backups and system upgrades including service packs, patches, hot fixes and resolved security configuration issues raised by clients
  • Provided level 2-3 support and troubleshoot issues within the primary Cisco Switches, Controllers & Access Points, User Roles, User Authentication, 802.1x Authentication and Web Portal Authentication
  • Strong technical knowledge of Template creation in Cisco Prime infrastructure and implementation and Cisco TAC case creation and coordination till issue closure.

Senior Network Engineer

Cognizant CTS (Client: John Deere)
11.2020 - 05.2021
  • Day to day operation support to US Moline Data center for John Deere Manufacturing Project
  • Monitor and troubleshoot on WLC Cisco (Controller)and AP
  • Configure, troubleshoot and code upgrade in Nexus 9K, 7K, 5K, CAT 6508, 4500, Stack Switches (3750,3850, 3760, 9300)
  • Configure and troubleshoot for OTV and overlay technologies
  • Have knowledge on Zscaler Proxy to reroute the traffic via internet protocol
  • Hands on experience for Decommission and Provision of IP address using INFOBLOX for new network subnet requirement
  • Configure and migration of legacy routers into SD-WAN (silver Peak)

Senior Network Engineer

TCS (Client: United Services Automobile Association)
03.2018 - 11.2020
  • Day to day operation support to US San Antonio, San Angelo, Dallas Data center, ATM, Financial center, Staff council and Wealth Management for USAA military Project
  • Configure and troubleshoot SLB and GSLB in F5 Load balancer
  • Creating the VIP's and configure health check based on client requirements
  • Configure, troubleshoot and code upgrade in Nexus 9K, 7K, 5K, CAT 6508, 4500, Stack Switches (3850, 3760, 9300, 9400), Cisco ASR & ISR router series
  • Failover and failback the traffic from primary to secondary to support ISP maintenances
  • Akamai GTM for traffic routing using Performance-Based Load balancing on respective property
  • Configure and troubleshoot VLAN, Port-channel, LACP, VPC, VSS, VDC, HSRP and VRRP
  • Working on INFOBLOX for managing IP (DNS swing, DNS stale, DHCP lease, DNS alias)
  • ISE and Dot1x disable and enable on respective network switches based on client requirements
  • Configure and troubleshoot DMVPN, IPsec VPN and GRE tunnel
  • Upgrading, staging, downgrading and scheduling job for IOS code via cisco Prime for network devices

Senior Network Engineer

HCL Comnet Ltd (Client: National Stock Exchange)
10.2015 - 03.2018
  • Handling Data Network Operation Centre for NSE (National Stock Exchange)
  • Providing support around 5,00,00 NSE Customers all over India
  • Maintaining the network with optimum efficiency, with the SLA of 99.9% uptime
  • Knowledge on Data Center Hot Migration activity in NSE Project
  • Installations, Configurations and Maintenance of all CISCO devices (Routers 76XX, 19XX, 18XX, 2951 & Switches 68XX, 65XX, 4507, 3750, 3650, 9k, 5k & FEX), Spine, Leaf, NetScout (PFS)
  • Working with Cisco TAC for various issues related with Cisco Devices on software and hardware
  • Handling the giant network setup which includes ACI Technologies
  • Configure and provide access for trading members in Checkpoint Firewall
  • Blocking suspicious IP, unblocking and providing access for servers in Palo Alto Firewall
  • URL and Domain URL filters in Triton Websense Application
  • IOS Up-gradation of SUP Engine, configure L2/L3 Catalyst, Nexus Switches (9k, 5k & 2k) and Network devices with hardening standard
  • Configure and troubleshoot issues related to Port Security, Access lists and switch stack
  • Ensuring the network with minimum risks by periodic checkups of all devices
  • Responsible for the Uptime of Network, Coordinating with Vendors for various issues
  • Provide immediate support on major incidents and analyze the root causes
  • Overseeing the coordination, troubleshooting & maintenance of WAN Links, STM1, STM4, E1 lines, VoIP Links, PRI, etc
  • Adding and managing the device using the Epsilon automation tool for device Monitoring
  • Monitor bandwidth and network activity by analyzing information provided by HP NNM and ITRS tool to ensure both efficient and effective network operation
  • Handling MOCK & Trading Live Operations from DR

Network Engineer

Teamlease Service Pvt Ltd (Client: Microsense Pvt Ltd)
02.2014 - 10.2015
  • Monitoring and Maintaining LAN and WAN Connectivity
  • On-Site Network problem identification and troubleshooting
  • Configuration of CISCO Router and Switches & Troubleshooting IP related problems
  • Configuring and resolving LAN, VLANs and Port Security in CISCO Switches
  • Backup and restore of start-up and running configuration by using TFTP server
  • Generate excel reports weekly, monthly on Data usage using PRTG tool
  • Generate weekly & monthly device Backup reports as per client requirements
  • Hands on experience in PRTG Tool for Monitoring, and Troubleshooting, Debugging
  • Configuration and maintaining WIFI access point (Ruckus, Radmax 8, Linksys)
  • Technically supporting PC users, (around 900PCs) mainly on Network, hardware and operating system related problems
  • Proficient in configuring routers, switches, all types of wireless access points

Education

BE -

Arignar Anna Institute of Science & Technology
Chennai, India
01-2012

XII - undefined

Kamaraj Matriculation Hr. Sec. School
India
01-2008

X - undefined

Kalaimahal Matriculation Hr. sec. school
India
01-2006

Skills

Routers: Cisco NCS (5000, 5500), Cisco 76XX, 37XX, 38XX, 19XX and ASR series

Certification

CCNA and CCNP (Routing & switching) (CSCO12379757)

Declaration

I hereby declare that all the particulars stated in the resume are true to my knowledge and belief.

Timeline

Senior Technical Specialist

HCL Tech (Client: USAA-United Services Automobile Association)
05.2021 - Current

Senior Network Engineer

Cognizant CTS (Client: John Deere)
11.2020 - 05.2021

Senior Network Engineer

TCS (Client: United Services Automobile Association)
03.2018 - 11.2020

Senior Network Engineer

HCL Comnet Ltd (Client: National Stock Exchange)
10.2015 - 03.2018

Network Engineer

Teamlease Service Pvt Ltd (Client: Microsense Pvt Ltd)
02.2014 - 10.2015

X - undefined

Kalaimahal Matriculation Hr. sec. school

XII - undefined

Kamaraj Matriculation Hr. Sec. School

BE -

Arignar Anna Institute of Science & Technology
JEEVA RAMAMIRDHAMSenior Network Engineer