BALA K.

Experience

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  Reliance

  Jan 2013 - Jan 2015

  IT ASSOCIATE

  • Troubleshooting basic issues related to LAN and Wi-Fi.• Have hands on experience on Cisco 2950, 3750 PoE+ switches and 2800 series Routers.• Maintain and upgrade workstations, laptops, and servers running Windows OS.• Identify, investigate and resolve complex user problems and assess how these problems may affect or interact with other systems. Propose solutions as for that.• Install user devices on network, Distribute password and maintain Documentation of such.

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  Global Cloud Xchange

  Jan 2015 - Mar 2018

  Network Engineer

  • Management and Troubleshooting of VANCO network across 230 Countries.• Remotely access routers and switches for troubleshooting using telnet and SSH• Work with customer to perform troubleshooting of outages to determine if issue is telecom, power, cabling or equipment-related.• Assists customer in identifying and resolving cabling or power issues.• Working on/Opening trouble, maintenance and change control tickets within a specific time frame.• Coordinating with Carrier/Vendor for circuit/equipment related issues in accordance to SLAs. Chasing Vendors to send Field Engineer to repair/replace faulty equipment at site.• Utilizing network management software (SMARTS, REMEDY, and REFLECTION) to isolate problems. • Coordinating with Documentation Team in case of incomplete or wrong information in system.• Keeping Management informed of high priority issues.• Implementing Routing Protocol (OSPF, EIGRP, and RIP, BGP), Switching Technology (HSRP, VRRP, GLBP).• Implemented traffic filters using Access-lists, Prefix-list, Route Maps and NAT.• Configuring and Troubleshooting VPN, GRE and IPSec Tunnel.• Worked on Wireless routers and switches and basic troubleshooting of Meraki wireless access points. Show less

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  IFTAS - Indian Financial Technology & Allied Services

  Mar 2018 - Apr 2022

  Senior Network and Security Engineer

  Installation and Configuration of Check Point.Addition and deletions of the rules on firewalls.Creation of site-to-site VPN’S as per Client requirements.Coordinating with Vendors and OEMs for resolution of the issue if required.Participation in DR Drills conducted by Banks and RBI Regional Offices.Configured Hide NAT and Static NAT on Checkpoint Firewall.White listing and Black listing of IP addresses as per customer requirements.Providing Guidance for pre-requisites and Configuration of Devices Remotely.Performing Yearly Review of Rules and Policies.Taking backup of Check Point Firewall.Troubleshooting issues on Check Point FirewallMonitoring the CPU, memory utilization and availability status for Firewalls. Show less

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  Wipro Technologies

  Aug 2021 - now

  Lead Administrator

  Designing ,Implementing Architecting and Providing Solutions for LAN,WAN,SECURITY for Bank Branches, Offices and Data Center located across Asia and Europe.➢ Preparing Network Diagrams, Configurations and IP Addressing for Bank new sites.➢ Installation and Configuration of Policies on Palo Alto Firewalls as per requirements.➢ Configuration of signatures in Palo Alto devices for various known attacks such as DDOS, SQLInjection as per the Cyber drill activity in test environment to detect various applicationvulnerabilities and to prevent zero-day attacks.➢ Installed and Configured Cisco ASR 1001, ISR 4331 Router ,9200 Switches and Palo Altofirewall on Citi Bank Infrastructure.➢ Configuring and troubleshooting of Layer 3 routing protocols such as EIGRP, OSPF, and BGP.➢ Creation of site-to-site VPN’S as per Client requirements.➢ Configuration of Static and Dynamic NAT as per requirements.➢ Working with users to identify firewall ports required and allow them through change controlprocess.➢ Extensively worked on Service Now Tool for creating the Change Requests & Work Orders. Show less