Nitesh Yadav

• Led ITIL-compliant network service delivery across 45 locations, managing 130+ WAN/MPLS/Internet links and 1,200+ network devices.
• Oversaw provisioning and decommissioning of network infrastructure, improving asset lifecycle efficiency and documentation accuracy.
• Ensured SLA compliance and uptime by continuously monitoring network performance and proactively resolving bottlenecks.
• Conducted L3-level troubleshooting for routing, reachability, and firewall issues, reducing incident resolution time by 30%.
• Coordinated with ISPs, vendors, and TAC support for link outages, hardware faults, and escalations, achieving minimal downtime.
• Executed major change activities with rollback plans, validation steps, and post-implementation reviews to ensure service continuity.
• Drove service improvement through root cause analysis (RCA) and implemented preventive actions for recurring network incidents.
• Collaborated with cross-functional IT teams to ensure secure, scalable, and reliable network operations across the enterprise.
• Project: GMR | Role: Network Lead

• Designed and executed large-scale SD-WAN site migration plans, including WAN cutovers and failover validation across global locations.
• Created comprehensive LLDs, runbooks, and implementation guides to standardize deployment and reduce post-migration issues.
• Performed end-to-end onboarding and configuration of MPLS and Internet links, including template pushes via Cisco vManage.
• Engaged and coordinated with ISPs, third-party vendors, field engineers, and Cisco TAC to ensure seamless implementation.
• Conducted pre-and post-cutover testing and troubleshooting to ensure zero packet loss and optimal performance post-migration.
• Project: Marelli SDWAN Transformation | Role: Architect/Implementation Engineer

Senior Network Engineer / Network Lead / IT Consultant

• Delivered multiple end-to-end network transformations across offices in Thailand, UK, and Hong Kong, involving LAN/WAN, wireless, SD-WAN, and data center solutions tailored to client specifications.
• Designed and implemented complete network architectures including High-Level Design (HLD), Low-Level Design (LLD), cabling plans, VPNs, access controls, and security policies.
• Led office relocation and migration projects involving MPLS, Citrix SD-WAN, Aruba Wireless, and CCTV integration—ensuring zero downtime and business continuity.
• Configured enterprise-grade networking devices from Cisco, Juniper, Arista, Huawei, and Nexus series with protocols including OSPF, BGP, MPLS, VRF, VLANs, and ACLs.
• Spearheaded MPLS migration projects and IPTV network setups for large telecom clients, validating L3 routing, reachability, and service integrity post-migration.
• Coordinated with global vendors, field engineers, service providers, and OEMs (Cisco TAC, Zscaler, Riverbed) to resolve escalations and maintain SLA compliance.
• Conducted UAT and OAT for large-scale network rollouts, ensuring production readiness and stakeholder alignment across onshore and offshore teams.
• Acted as SME for network transformation initiatives, driving ITIL-based incident/change processes, and mentoring junior engineers during complex migrations.

• Implementation of new uplinks as per the requirement of the customer like- STM-4, STM-1, E-3, E-1 with Different Bandwidth Capacity.
• Proactively identify and quickly fix network problems With the Cisco LMS Tool 4.2.5 (LAN Management Solution.)
• Troubleshooting the issue related to Reachability, inaccessibility, and configuration.
• Reviewing incident tickets to identify the gaps and improvement plans.
• Hand’s on Experience on Devices Router’s (7609, 2800/3725/3745/3845) Switch’s (6513,6506 FWSM,3750/3550).

• Commissioning and Configuration of new links as per the requirement of the customer.
• Cisco Routers 2800/3725/3745/3845, and Cisco catalyst (3750/3550/2900) Switches
• Diagnose fault-related incidents by effectively utilizing troubleshooting software and other network/product utility programs.
• Document all troubleshooting and incident management actions via the electronic incident management system
• Generating Daily Reports such as Backbone Health Check Report.
• Responsible for New Implementation and executing changes in the current network of Collages and customizing the same.

• Delivered Level 1 and Level 2 enterprise network support across multiple client locations, ensuring 99.9%+ uptime by monitoring and managing Cisco (2960/3550/3650/3750/2900 series) switches and routers.
• Performed proactive fault diagnostics and real-time network troubleshooting using HP OpenView, HPSM, and various command-line tools (ping, traceroute, interface monitoring).
• Executed VLAN and inter-VLAN routing, Layer 2 security policies (MAC-binding, port security), and port-mirroring configurations to secure and segment LAN environments.
• Maintained and monitored data center facilities to ensure SLA-compliant uptime, documented all incidents via electronic ITIL-aligned service desk systems (HP Service Desk, HPSM).

• Provided end-user desktop support including Outlook configuration, system troubleshooting, and hardware/software issue resolution across HP Sales India sites.
• Managed network connectivity and coordinated with IT teams to resolve on-site connectivity issues, ensuring smooth business operations.
• Maintained IT asset inventory and updated incidents and service requests using HPSM as per ITIL standards.