Rishabh Ratnakar

• Managed and maintained enterprise network infrastructure, ensuring high availability, performance, and network security.

• Configured and troubleshot Layer 2/Layer 3 networks, including VLANs, Switching, Routing, Trunking, and TCP/IP connectivity.

• Installed, configured, and supported Juniper network devices while resolving network incidents and optimizing infrastructure performance.

• Administered Microsoft Azure cloud services, including Virtual Machines, Virtual Networks (VNet), NSGs, Storage Accounts, and Azure Active Directory.

• Successfully delivered Networking, CCTV Surveillance, and Video Conferencing projects, ensuring timely implementation and seamless integration.

• Collaborated with cross-functional teams to troubleshoot infrastructure issues, perform root cause analysis, and provide reliable technical support while maintaining technical documentation.

• Managed and supported enterprise LAN infrastructure using Cisco switches, ensuring network availability and optimal performance.

• Configured and troubleshot Cisco Layer 2 switches, VLANs, Trunk Ports, Access Ports, and resolved network connectivity issues.

• Diagnosed and resolved LAN, TCP/IP, DNS, DHCP, and user connectivity issues while ensuring minimum downtime and SLA compliance.

• Installed, configured, and supported Windows desktops, laptops, printers, and peripheral devices, including OS installation, software deployment, and hardware troubleshooting.

• Performed preventive maintenance, system health checks, patch updates, and user account support to ensure smooth IT operations.

• Collaborated with cross-functional teams and vendors to resolve infrastructure issues, maintain IT assets, and provide end-user technical support in a Government enterprise environment.

• Diagnosed and resolved hardware and networking issues to enhance system performance.
• Implemented network configuration changes to improve connectivity and security protocols.
• Led troubleshooting efforts for hardware malfunctions, minimizing downtime for users.
• Mentored junior engineers on best practices for equipment maintenance and repair techniques.

• Designed and implemented network configurations to enhance system performance.
• Conducted troubleshooting and resolved connectivity issues, ensuring minimal downtime.
• Collaborated with cross-functional teams to optimize network infrastructure for scalability.
• Developed and maintained documentation for network processes and configurations.