Naresh Samant

About Naresh Samant

Routing & Switching ProtocolsOSPF, ISIS, BGP, RSVP, MPLS-VPN, SR-MPLS, MPLS-TE, FRR, Flex-Algo, LFA, IP FRR, CSC, Inter-AS VPN, QoS, PIM (DM, SM, BiDir), IGMP, MVPN (Rosen-6/7, NG-MVPN), MSDP, EVPN, L2VPN, VPWS, VPLS, STP/RSTP, VSS, MC-LAG, vPC/eVPC, VXLAN, OTV, FabricPath, GRE, DMVPN, • Cisco: ASR Series, CRS-1 (4/S, 8/S), 7200, 7600, 3600, ME-C6524, WS-C6509, Catalyst 3750/2900/3548P-XL, ISR vEdge Nexus: NPB, 2232, 5548, 7010, 7004, 9808• Juniper: M7i, M10i, M120, M320, MX80/240/304/204/480/960, PTX500, QFX3550, EX4550, EX9208, SRX550, QFX5120• Arista: 7150S (LLN), 7130L(Metameko)/LB(ULN), Metamux, Switchapp, Metaaccess.Network Programmability & AutomationPython, Linux, APIs, YANG, YAML, Jinja2, NSO, HPNA, NetBrain, Postman, NDP Controller, APIC controller, Flask, GitHubCloud & VirtualizationIaaS, PaaS, SaaS, AWS, Azure, SD-WAN ViptelaSecurity, LAB testing Tool & Load BalancingIxia, Spirent, Citrix Netscaler (ADC), Palo Alto, F5 Big IP LTM, Juniper SRX, ZScalar

Experience

1. Lead Network Engineer

   Colt Technology Services

   Mar 2025 — Present · Gurugram, IN

   Key Projects• Segment Routing Design & Migration – Designed and tested Segment Routing on Juniper MX960 and Cisco ASR9k platforms; implemented bundled port connectivity between MX960 and ASR9k, migrated BLB to BOB, and transitioned the core from ISIS L1 to L2 with LDP to SR-MPLS.• QoS Validation – Conducted extensive Juniper MX304 QoS testing for both port-based and VLAN-based setups, ensuring optimal traffic handling and service differentiation.• New Market Onboarding – Integrated new market providers on Arista devices with Ultra-Low Latency (ULL) connectivity, supporting time-sensitive trading environments.• Resiliency Design – Implemented disjoint services using Flex-Algo over Segment Routing for Refinitiv, enhancing path diversity and reliability.• QoS Architecture – Designed end-to-end QoS models for PrizmNet on Juniper platforms to guarantee performance for latency-sensitive applications.• Cloud Connectivity – Delivered LSEG private connectivity solutions to major cloud providers (AWS, Azure, GCP), enabling hybrid cloud expansion.

Education

• IETE New Delhi

  Bachelor's degree, Electronic and Communication

  2001 — 2005

Skills

• Telecommunications
• Managed Services