Ranjith Pillai

VMware by Broadcom | April 2019 – Present

• Provide expert-level technical support for core networking components within VMware environments, including ESXi, vCenter, virtual switches (vSS/DVS), and virtual machine networking.
• Resolved 2000+ complex customer issues, ensuring timely and effective solutions for networking-related problems in both SMB and enterprise environments.
• Specialized in troubleshooting and configuring Virtual Standard Switch (vSS) and Distributed Virtual Switch (DVS), including VLANs, teaming policies, MTU, NIC failover, and network performance issues.
• Promoted to Severity 1 team, handling critical, high-impact production-down incidents and managing escalations with minimal supervision.
• Collaborated in real-time with major networking vendors (Cisco, Dell, HP) and customer infrastructure teams to drive issue isolation and resolution via live conference calls.
• Authored multiple Knowledge Base articles to document solutions and best practices for global VMware customers.
• Successfully led and participated in escalation calls, demonstrating strong communication, customer management, and problem-solving skills under pressure.
• Completed NSX training and currently supporting both NSX and core networking customers, expanding expertise into virtualized network and security infrastructure.
• Proven ability to work in fast-paced environments, with more than three years of experience handling Sev-1 production-down scenarios.

• Diagnosing, troubleshooting the Avaya server/Gateways/Cabinets and resolving the voice over protocol (VOIP) issues.
• Good knowledge on capturing Sniffer traces
• Good knowledge in Capturing the Message Sequence Traces (MST).
• Upgrading/Downgrading the server service packs and also upgrading the Phone firmware.
• Good knowledge on Providing/applying the Security patch to server/kernel and Firmware of gateways.
• Working in a close collaboration with the TIER 4 to fix the BUG or in implementing the Patch for the new issues.
• Trouble shooting skills for Avaya Media Gateways G450, G350, Avaya Aura Communication Manager 7.0.
• Installation, Configuration and maintenance of Avaya One-X Agent, One-X Communicator, VoIP phones.
• Installation and troubleshooting of Avaya CM and IPO 500v2
• Good technical skills in VoIP Protocols (SIP & H.323).
• Good technical skills in VoIP (SIP & H.323 Protocols) support, implementation & integration.
• Experience in integration of Analog & Digital VoIP gateways with all legacy PBXs.
• Basics knowledge of Networking (Routers, Switches).
• VoIP: SIP, Audio Codec’s, RTP, RTCP, and SRTP.
• Telecom: ISDN, EI/T1, Analog signaling.
• Networking: LAN, WAN, Ethernet, FTP, TFTP, DHCP.
• Working knowledge on Avaya Communication Manager, Media Gateways, Avaya IP Office.
• Knowledge and working experience in VoIP protocols like SIP, MGCP, H323 and RTP.
• Knowledge and experience in ISDN (PRI and BRI), Voice mail.
• Good understanding on LAN, WAN and Wireless Technology.

• Maintaining wireless and wired networks. Maintaining Guest part as well as Admin part. Hands on experience in server room, routers and switches and access points.
• Troubleshooting switches and rectifying the problems.
• Maintaining switch rooms and solving the problems.
• Monitoring and Maintaining server rack.
• Rectifying the issues of Access Points, POE and Ethernet cable.
• Maintaining and Monitoring 102 access Points through 24 online Interface.
• Maintaining Server and Switches:
• Maintaining server room and switch rooms.
• Monitoring and rectifying server issues through 24 online server interface.
• Testing wifi with Vistumbler software and troubleshooting the issues.
• Cabling with cat5 and cat6, Optical fiber cable, Media converter and Punching.
• Bypassing TATA ISP to Reliance ISP.
• Bypassing 24 online to Netgear.

• Maintaining wireless and wired networks. Maintaining Guest part as well as Admin part. Hands on experience in server room, routers and switches and access points.
• Troubleshooting switches and rectifying the problems.
• Maintaining switch rooms and solving the problems.
• Monitoring and Maintaining server rack.
• Configuring different types of Access Points.
• Rectifying the issues of Access Points, POE and Ethernet cable.
• Maintaining and Monitoring 102 access Points through 24 online Interface.
• System Troubleshooting:
• Troubleshooting hardware and software issues.
• Maintaining server room and switch rooms.
• Monitoring and rectifying server issues through 24 online server interface.
• Testing wifi with Vistumbler software and troubleshooting the issues.
• Cabling with cat5 and cat6, Optical fiber cable, Media converter and Punching.
• Network Bypassing:
• Bypassing TATA ISP to Reliance ISP.
• Bypassing 24 online to Netgear.