Apr 2022 – Dec 2023 · 1 yr 8 mos · Gurugram, Haryana, India · Hybrid

• Analyzed and resolved an average of 20 network performance issues monthly, ensuring optimal availability and speed of both LAN and WAN systems.
• Collaborated with cross-functional teams to define requirements for 5 new systems, resulting in seamless system integration and enhanced user experience.
• Configured over 50 Port-channels, trunks, and VLANs, along with implementing L2 disjoint connectivity on UCS and uplink switches, leading to improved network efficiency and stability.
• Demonstrated expertise in working with 10 different protocols, including DHCP, DNS, NTP, LDAP, HTTP, and SFTP, ensuring consistent network functionality and user satisfaction.
• Updated firewall rule sets to align with industry best practices standards, enhancing network security and mitigating potential threats.
• Functioned as a key CISCO-TAC network engineer for Server Virtualization Technology, successfully resolving 80% of escalated issues within a short turnaround time.
• Managed and resolved 90% of escalated UCS networking issues, maintaining a high level of customer satisfaction and minimizing downtime.
• Provided swift and effective solutions to 100 global customers on a daily basis, fostering strong client relationships and earning positive feedback.
• Achieved a 95% resolution rate for high-priority P1 and P2 severity tickets, consistently meeting or exceeding critical issue resolution targets.
• Conducted hands-on troubleshooting for over 200 CISCO Nexus Switches and UCS Servers, addressing complex issues and reducing network-related incidents by 25%.
• Facilitated seamless connectivity between Nexus Fabric interconnect and uplink switches for 30 projects, ensuring robust data flow and network stability.
• Conducted 50+ live Webex troubleshooting sessions, addressing issues such as server discovery, service profile association, ping loss between VMs, and more, resulting in improved virtual server performance.

Jul 2019 – Apr 2022 · 2 yrs 9 mos · Kolkata, West Bengal, India · On-site

• Successfully detected, reported, and resolved an average of 50 raised incidents per week using established monitoring tools and processes.
• Rectified network faults and malfunctions for over 100 individual users, ensuring uninterrupted connectivity.
• Conducted thorough assessments of 10 existing networks, identifying and addressing 15 potential weaknesses, thereby enhancing intrusion prevention measures.
• Maintained consistent coverage in a 24x7 environment by adapting to shifted work patterns and ensuring operational readiness at all times.
• Demonstrated exceptional responsiveness by resolving escalated issues within an average of 15 minutes, contributing to improved user satisfaction.
• Led change management efforts, overseeing the execution of 20 seamless transitions using a structured process.
• Collaborated with vendors to successfully resolve 30 complex problems, delivering reliable Level 1 support for the Client's Network.
• Designed and implemented IT Network infrastructure architecture, aligning solutions with BT and customer standards.
• Troubleshot and configured OSPF, EIGRP, BGP, Static, and Default Routing, contributing to a 20% reduction in network-related incidents.
• Managed the creation and configuration of 50 VLANs, along with the activation and deactivation of 75 ports on Switches, optimizing network segmentation and resource allocation.
• Played a pivotal role in resolving 25 critical network issues by coordinating effectively with BT's (UK) L2/L3 Team.
• Engineered campus networks across 3 locations, integrating services like MPLS, VoIP, WiFi, CCTV, dual-homed redundancy, ISE, and Layer 2 and 3 security, resulting in enhanced connectivity and data protection.
• Streamlined the data center environment by assisting in the consolidation of the network core, reducing complexity and enhancing overall efficiency.
• Successfully configured and managed 40 CISCO routers, ensuring seamless network operations.