Summary
Overview
Work History
Education
Skills
Personal Information
Timeline
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Gopaiah I

Melbourne,VIC

Summary


  • Network Engineer with 4+years of experience in the IT industry, which includes expertise in the areas of Routing, Switching and Firewall.
  • Experience on Cisco router models 7200, 3800, 3600, 2800, 2600, 2500, 1800 series; Cisco switching Nexus models 7K, 5K, 2K series; and Cisco catalyst 6500, 4500, 3750, 3500, 2900 series switches.
  • Experienced in working with Cisco Nexus Platform including 5K, 7K and 9k switches as well as Cisco Meraki MS250, MS350 Series Switches.
  • Experience in Palo Alto PA-500, PA-3060, PA-5060, PA-7050, PA-7080 design and installation (Application and URL filtering, Threat Prevention, Data Filtering).
  • Proficiency in configuring and debugging dynamic routing protocols such as RIP, EIGRP, OSPF, and BGP.
  • Experienced in optimizing network connectivity by leveraging SD WAN (Viptela) technologies
  • Have Experience in configured and troubleshoot Fortigate 5k, 1k, 800 and 500 series firewalls.
  • Gained experience on Juniper routers, including the Juniper MX series (Juniper MX240, Juniper MX480, Juniper MX960) and Juniper SRX series (Juniper SRX300, Juniper SRX550).
  • Have experience on Cisco Meraki MS series switches, such as MS120, MS210, MS225, and MS350, to build scalable and efficient network infrastructures with advanced security features.
  • Experienced in Fortinet Firewalls FortiGate 3000D, 4000E, and 5000E, conducted security audits and ensuring compliance.
  • Assisted in the migration from traditional network infrastructure to Cisco ACI, leveraging software- defined networking (SDN) principles for enhanced security and agility.
  • Experience in the setup of HSRP, Access-Lists, and RIP, EIGRP, and tunnel installations.
  • Proficient in the configuration and management of DHCP(Dynamic Host Configuration Protocol) services utilizing Infoblox, ensuring the streamlined allocation and efficient management of IP addresses.
  • Experienced in routing protocols like EIGRP, OSPF, BGP and Meraki switches.
  • Experienced in configuration of network architecture on AWS with VPC, Subnets, Internet gateway, NAT, Route table.
  • Designed and configured Azure Virtual Networks (VNETs),subnets, Azure network settings, DHCP address blocks, DNS settings, security policies and routing.
  • Experience with monitoring tools such as: Solar Winds, VPM (Virtual Performance Manager), Wireshark and Visio.
  • Experienced on built and managed Azure cloud infrastructure using cloud orchestration capabilities.
  • Practical experience with Cisco devices in a large network infrastructure setting, including security and LAN/WAN infrastructure design, installation, setup, administration, and troubleshooting.
  • Experienced on Configured and integrated the NetBot, Skybox, and Solar Winds automation tools with the network infrastructure.
  • Experience for maintenance and utilization of VLANs, Spanning tree, HSRP, VTP of the switched multi- layer backbone with catalyst switches.
  • Utilized Splunk for Log review, event correlation and threat analysis and successfully mitigated threats by applying best practices.
  • Created and set up an array of Azure networking resources, including the IP addressing scheme, DDoS protection, Subnets, Address Spaces, BGP, and Azure Virtual Network (VNET).
  • Worked with Automation script with Python modules like Chef & Ansible.
  • Proficient in configuring and optimizing LAN and WAN technologies, including routers, switches, firewalls, and VPN solutions. NAT, PPP, ISDN and associates network protocols and services.
  • Knowledge of managing and automating networks in Windows environments using PowerShell scripts.
  • Strong understanding of the file systems, permissions, and security features of the Linux operating system.

Overview

7
7
years of professional experience

Work History

Network Security Engineer

NTT
12.2021 - Current
  • Responsibilities:
  • Worked on devices such as Cisco Catalyst 6500, 6800, Nexus 7K, 5K, Juniper MX-240/480, EX 4200, 4300, QFX 5100.
  • Worked with Juniper devices like EX-2200, EX-4200, EX-4500, MX-480, M Series, SRX650, SRX240 and Juniper J series j230, M 320 and MX960 routers.
  • Designed and implementation of routing (BGP, OSPF, EIGRP) and L2/L3 VPNs between Data centers and Branch routers for various sites across the globe.
  • Worked in network expansion and integration, including planning and executing changes with Cisco Meraki devices.
  • roubleshooting experience on Cisco Routers (RIP, EIGRP and OSPF) and Switching issues and protocols (STP, DHCP, DNS, HSRP, SSL, HTTP, TCP/IP.
  • Developed in addition of nodes, managing nodes as per Vendor, Creation of Alerts, Dependencies of Alerts, Advance Alert Configuration using SQL Script and Reports in Solar Winds.
  • Communicated network status, test results, and patching activities to stakeholders, management, and end-users.
  • Designed and implementation of Various Firewalls, LAN, WAN, WLAN, SDWAN Configuration,
  • Implementation trouble shooting of Cisco core devices like ISR Routers, Nexus Switches, ASA & Palo Alto Firewalls, Cisco Meraki, Silver Peak SD-WAN, Cisco ISE, Configuring and troubleshooting of IPSec VPN, GRE, Any Connect VPN.
  • Configuring & Troubleshooting Firewall rules Palo Alto & Cisco ASA firewall Configuring NAT rules and PBR on Palo Alto & ASA Firewall.
  • Implemented various OSPF scenarios on networks. Configured policy based routing for BGP for complex network systems.
  • Deployed Cisco Nexus platform switches from the 9000 series, which serve as spine switches for an automated and policy-based approach and support ACI.
  • Automation of configs, device backups, and QA pre-checks on network devices using Python and Ansible.
  • Used Ansible to install, update, and manage software packages and applications on Red Hat systems.
  • Designed and planned Wi-Fi network architectures based on business requirements and industry best practices.
  • Implementing Change requests as per customer requirement on ASA, Fortigate, and Palo Alto & Citrix Load Balancer.
  • Installed, configured from scratch Zabbix monitoring tool to monitor desktop, server, network devices.
  • Implementation of Azure and Active Directory; server migration and manipulation, management and reporting using PowerShell. Migrating virtual environments VM Ware to Azure cloud.
  • Installing/Managing Windows 2003 and Red Hat Linux Server.
  • Environment: Cisco Catalyst 6500, 6800, Nexus 7K, 5K, Juniper MX-240/480, EX 4200, 4300, QFX 5100, Juniper, RIP, EIGRP, OSPF, LAN, WAN, WLAN, SDWAN, Cisco Meraki, Silver Peak SD-WAN, Cisco ISE, ISR Routers, Nexus Switches, ASA, QA, Python, Ansible, WiFi, Red hat, ASA, FortiGate, Palo Alto, Citrix, Load Balancer, Zabbix, Azure, Power shell, VM Ware, Windows, Linux.

Network Engineer

QualComm
07.2017 - 03.2019
  • Responsibilities:
  • Daily analysed network traffic looking for trends and or malicious activities, created vulnerability report with action plans.
  • Worked with Cisco Catalyst 6500, 4500, 3500, 4900 switches and Cisco 2800, 3600, 3800, 7200, 7600 series and ASR 5k/9k series Routers.
  • Day to day responsibilities include installation, configuring, troubleshooting the Cisco switches, routing protocols like OSPF, BGP, EIGRP.
  • Designed and Implemented plan for migration from existing Catalyst switches to Nexus and configured NX-OS Virtual Port Channels, Nexus port profiles, Nexus VPC peer links on Nexus 5k and 7k.
  • Maintained redundancy on Cisco 2600, 2800 and 3600 routers with HSRP.
  • Maintain, install and upgrade/downgrade Cisco hardware including routers, switches, firewalls, and data centre switches like Catalyst 3560/3750/6500’s, ASA 5505-5550 firewalls, and Cisco UCS 6100/B-series blade servers.
  • By using elastic (static) IP addresses for all important servers, the AWS Cloud environment has been improved and scheduled maintenance has not affected resource access.
  • Install, maintain, upgrade, and monitor networking hardware made by Cisco, and Meraki, including wireless access points, firewalls, routers, and switches.
  • Involved in complete LAN, and WAN development (including IP address planning, designing, installation, configuration, testing, and maintenance).
  • Collaborate with the load balancing team to increase connectivity to production and disaster recovery servers through F5 Big IP LTM load balancers.
  • Involved in troubleshooting of DNS, DHCP and other IP conflict problems.
  • Utilized Python scripting to automate configuration file updates on network devices and to assess a list of IP addresses against NS lookups in order to boost efficiency.
  • Agile attitude, able to produce outcomes in hectic settings and adjust to changing requirements.
  • Troubleshooting of Linux and UNIX servers for application delivery servers. Install Dockers, Cisco and HP servers.
  • Environment: Cisco Catalyst 6500, 4500, 3500, 4900 switches, Cisco 2800, 3600, 3800, 7200, 7600 series, ASR 5k/9k, OSPF, BGP, EIGRP, NX OS, Nexus 5k and 7k, HSRP, Linux, Unix.

Education

Master of Science - Network Security

Charles Sturt University
Melbourne, VIC
08.2021

Skills

  • Networking Technologies: LAN/WAN Architecture, TCP/IP, Frame Relay, VPN, VLAN, VTP, NAT, PAT, STP, RSTP, PVST, MSTP
  • Networking Hardware: Cisco Switches, Cisco Routers, and ASA/Pix/Palo Alto/Fortinet/Juniper firewalls
  • Routing Protocols: OSPF, ISIS, EIGRP, RIP, MPLS, IS-IS, BGP, Multicasting outers CISCO 4300, 4400,4500,2600, 2800,3800,7200, Juniper M & T Series, ASR 1000
  • Network Monitoring: Solar winds
  • Programming Languages: Power Shell, Python
  • Firewalls: Juniper Net Screen (500/5200), Juniper SRX (650/3600), Pix (525/535), ASA (5520/5550/5580), Checkpoint, Palo Alto firewalls
  • Features & Services: IOS and Features, HSRP, DHCP, CDP, DNS, NAT, PPP, ISDN
  • Routers: CISCO 4300, 4400, 4500,2600, 2800,3800,7200, Juniper M & T Series, ASR 1000
  • Operating systems: Windows, Linux, Unix

Personal Information

Title: Network Security Engineer

Timeline

Network Security Engineer

NTT
12.2021 - Current

Network Engineer

QualComm
07.2017 - 03.2019

Master of Science - Network Security

Charles Sturt University

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Gopaiah I