Krishna Kumar V Email & Phone Number

Chennai, TN, IN

India

• Managing Incidents, Problem Tickets, Changes, Requests, and SecurityIncidents.
• Oversaw global DNS, DHCP, and NTP services availability.
• Administering Microsoft DNS and DHCP Services via Infoblox,ensuring seamless integration and efficient network operations.
• Managing IP Address Management (IPAM), ensuring efficient IPresource allocation.
• Verifying Firewall rules and monitoring DNS/DHCP/NTP traffic inPanorama.
• Implementing patch updates and upgrades on Infoblox to addressvulnerabilities.

Kerala, India

• Discuss technically complicated and escalating issues found in Infoblox Appliances and Services with Enterprise clients over the phone and in emails, and providing solutions to problems through identifying issues.
• Provide advanced support on issues related to cores technologies like DNS, DHCP, IPAM, DNS Traffic Control (DTC), DHCP Failover, Firewall, DDNS, Zone Transfers, RPZ, Threat Protection, NTP, SNMP, Grid Scheduled Backup.
• Take ownership of cases and see them through to completion.
• Provide Level 1 DDI escalation support for Network Operations.
• Work with Tier 2 and Tier 3 for bug filling/Request for Enhancement (RFE).
• Collaborated with team members to achieve target results.

Chennai, Tamil Nadu, India

• Working for Aruba Networks.
• Handling Enterprise customer's calls and providing right action plan to the Problem reported.
• Supported users in configuring and troubleshooting Aruba/HPE L2 and L3 Switches like VLAN, NTP/SNTP, SNMP, Stacking, Trunk, DHCP, Job Scheduling, Routing (Inter VLAN routing, Static route, Dynamic Route (RIP and OSPF.
• Diagnosed network problems involving combination of hardware, software, power and communications issues.
• Improved overall user experience through support, training, troubleshooting, improvements and communication of system changes.
• Replicating customer scenario in Lab and suggesting plan of action.

Chennai, Tamil Nadu, India

• Onsite engineer at Tata Communications Limited (TCL), Prince Info City 2, Chennai, provided Tier 1 IT support to non-technical internal users through desk side support services.
• Resolved diverse range of technical issues across multiple systems (MAC, Windows, Linux) and applications for customers and end-users across various time zones.
• Used ticketing systems to manage and process support actions and requests.
• Assisted customers in identifying issues and explained solutions to restore service and functionality.
• Resolving connectivity, file sharing and firewall related problems – Very basic.
• Installation, configuration and troubleshooting – MS office, Verint, WIFI, Oracle Java, Printers, RSA auth token...

Chennai, Tamil Nadu, India

 Role: Global Technology Infrastructure (GTI). Providing Desktop support solutions to the end user before the SLA using Service Now(Ticketing Tool). McAfee Antivirus – Installation, Updating, Troubleshooting and Maintaining the DAT Version Up-To-Date for 1500 systems (Including VDI). Downloading the MacAfee DAT file and update all clients via MacAfee.

B.E, Electrical & Electronicsengineering

I love my college life. It's totally different from my schooling, learned a lots from my experience and good at decision making.

Higher Secondary, Computer Science, Physics, Chemisty And Maths

Matriculation