Gurusharan Singh Email & Phone Number

Bengaluru, Karnataka, India

Bengaluru Area, India

Bengaluru Area, India

•Configuring and troubleshooting Barracuda Link Balancer, Load Balancer ADC and Web Application Firewall (WAF).•In-depth knowledge of deploying and troubleshooting with Barracuda products on Virtual, Cloud and Physical instances and appliances:•Experience in diagnosing complex issues through device logs, packet capture analysis (Fiddler, Wireshark and Tcpdump). •Expertise in application layer protocols: HTTP, HTTPs, FTP, FTPs and DNS.•Experience in providing support for reverse proxy configuration, SSL offloading, TLS/SSL protocols, Ciphers suites, Web attacks, IP Reputation, SNAT/DNAT, Forwarding ACL rules , Static/default Route, SMTP, ADNS and other internet protocols.•Analyse new vulnerabilities with the provided attack vectors and share mitigation techniques to the end-users. •Experience in handling escalation cases and follow-up with internal team.•Experience in managing migration of large scale enterprise network.•Knowledge of design and implement Cloud solutions with AWS Virtual private cloud (VPC), Elastic Compute Cloud (EC2), Elastic Load Balancer (ELB), Auto Scaling and other AWS services.•Knowledge of design and implement Cloud solutions in Azure.•Providing global support (EMEA and US) to customers over phone, remote and email.

Gurgaon, India

•Software deployment, antivirus definition update, OS security patch, managing user remotely using Microsoft SCCM 2012.•Policy creation and deployment for active directory users.•Configuration and troubleshooting of IT equipments through SCCM 2012.•Network monitoring and troubleshooting through network monitoring tool like putty, teraterm and telnet. •Network infrastructure design and implementation from the ground level for new location.•Responsible for maintaining and monitoring performance of network.•Routers and switches IOS backup and recovery.•Conduct knowledge transfer sessions to newly hired resources in the team.•Construct protocols for port-security to prevent any unauthorized access to the network.•Access-lists, extended access-lists and VLAN configuration and management.•Configuration and maintenance of AD, DNS, DHCP and web servers.•Configuration and maintenance of HP ProLiant storage servers. •Maintaining CCTV surveillance of 120(Bosch NWR, NDC) cameras through BRS 11.0 & BVC 10.2.•Maintaining Cisco 2960, 4500R+E Core and access switches throughout the network.•Maintenance of Cisco MCS 7800 Series call manager configuration and maintenance of 7945 and 3905 IP Phones.•Coordinating ERP (Medmantra) Pre-Prod & UAT Regression, Sanity & Performance Testing.•Coordinating with TCS for ERP Testing Test Results & CR Status.•Developed a Solution for Token Management System in PHP & MySQL for Pharmacy.•Developed a User Interface in VB.Net to Print Tokens from Token Printer for Token Management.•Developed a Web Solution in ASP.NET C# v4.0 & MSSQL 2012 for Generating Barcode Stickers from Barcode Printer.•Developed a Hospital Portal with CMS in ASP.NET C# v4.0 & MSSQL 2012.•Developed an IT Asset Tracking System in PHP & MySQL.•Developed an Advanced Contact Management System with functionalities like BCR (Business Card Reader) & GPS Filtering in ASP.NET C# v4.0 & MSSQL 2012.•Hosting and managing websites in IIS.