Naga Surya Aravind Chandana

Work History

Network & Security Administrator

Vestrics Solutions Pvt Ltd

07.2023 - Current

Implementation of Palo Alto PA-440 and configured the policies as per the requirement.
Creating the NAT rules, and sub-domains and Providing access for the servers through WAN.
Coordinating with the Cloud team and resolving the server connectivity issues.
Renewal of Domains and sub-domains and Implementation of SSL certification for the Web servers.
Creation, Deletion, and resolving VPN-related issues.
Upgradation of RHEL servers from 6.2 to 8.10 and coordinate with SAP Basis team in resolving network connectivity issues.
Renewal and Documentation of SSL certificates in Windows IIS web servers.
Resolving network connectivity issues.
Creating VLANs and troubleshooting the VLAN-related issues.
Implemented Zabbix network monitoring tool 5.0 for monitoring the network and hardware related issues, configured the mail alerts, in case of any hardware failure.
Creating the SSL VPNs as per the requirement and providing access and troubleshooting the VPN issues.
Troubleshooting all end-to-end technical problems through the remote tools.
Monitoring the network and co-ordinate with the ISP providers and make sure the network is 99% availability.
Able to provide a full range of support and client relationship services ranging from first through to third-line support and customer on-site visits.
Good knowledge and understanding of the network infrastructure and protocols such as TCP/IP, HTTP, etc.
Performing analysis, diagnosis, and resolution of complex application problems for end-users.

Network & Security Administrator

GVK EMRI

10.2020 - 06.2022

Upgraded the firewall from Sophos-XG 230 to XG430.
Creating the NAT rules, and sub-domains and providing access for the servers through WAN.
Implemented new technologies in the environment like Veritas NetBackup 9.0 for Disaster recovery management.
Installed and Implemented Jira server in the on-premises environment.
Creating VLAN and troubleshooting the VLAN-related issues.
Upgraded the firewall version from 17.0 to 18.5 and 18.5 to 19.5 and restored the backup.
Implemented Zabbix network monitoring 5.0 for monitoring the network and hardware-related issues, configured the mail alerts, in case of any hardware failure.
Creating the SSL VPNs as per the requirement and providing access and troubleshooting the if the user is facing any issues.
Mail security was hardened by blocking the spam by using Spam Titan, through which we can get all the alerts regarding spam and viruses.
Ensure that all the endpoints were installed with Sophos antivirus and updated.
Changing the vlans for the users as per the request from the system administrators depends on the process the users working.
Troubleshooting the core switches in case of hardware failure.
Troubleshooting all end-to-end technical problems through the remote tools.
Able to provide a full range of support and client relationship services ranging from first through to third line support and customer on site visits.
Good knowledge and understanding of the network infrastructure and protocols such as TCP/IP, HTTP, etc.
Performing analysis, diagnosis and resolution of complex application problems for end-users.

System Administrator

Precision Infomatic

05.2019 - 07.2020

Perform L1 application support working closely with the customer support team, to diagnose and resolve customer reported issues and anomalies.
Providing 24/7 (in Shifts) technical assistance in troubleshooting issues.
Handling and monitoring the status of various Incident Tickets (P1, P2 & P3).
Generating reports of Incident Tickets on a daily and weekly basis.
Installation, configuration, and troubleshooting in LAN (switches and routers, etc.)
Desktop-related issues like system slow performance.
Installation of McAfee antivirus and software as per the requirement.
Configuration and troubleshooting SharePoint access for the users.
Resolving Printer and Scanner related issues.
Network share access for the users to access and mapping a network drive.
Technical services and support at the network level: Wan and LAN connectivity.
Document maintenance for all network infrastructure.
Resolving remote systems issues by remote accessing using Dameware.
Configuration and troubleshooting of VLANs.
Set up all Microsoft related applications.
Resolving RDP related network issues for the users to access Client VMs.
Installing software for the users as per the user requirement followed by the approvals.
Resolving the issues within the SLA and ensuring that the tickets will be closed without breaching.

System Administrator

Jyothi Manpower Services

02.2017 - 04.2019

Desktop-related issues like system slow performance.
Installation of Kaspersky antivirus and software as per the requirement.
Configuration and troubleshooting SharePoint access for the users.
Resolving Printer and Scanner related issues.
Network share access for the users to access and mapping a network drive.
Technical services and support at the network level (Wan and LAN connectivity).

Summary

Overview

Work History

Network & Security Administrator

Network & Security Administrator

System Administrator

System Administrator

Education

Bachelor of Science -

Intermediate - undefined

10th - undefined

Skills

Personal Information

Certification

Timeline

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