Chinmay Das

Experience

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  Nokia

  Nov 2015 - Dec 2018

  Project Engineer

  Installation and Commissioning of all 4G Equipment. Installation and Commissioning of the CISCO Router, MW Antenna,. MW to Fiber conversation. Vlan addition, IOS upgradation, Bandwidth upgradation.Working in a 24*7 Environment with remote support.Troubleshoot network issues reported by customers on day-to-day basis and update the escalationtickets to the higher Management.Proactively monitor Network performance and provide network performance statistics and reports.Contribute to knowledge base and provides recommendations for continuous improvements toworkflow, process, and technology.Working on change requests and incidents. Show less

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  Microland Limited

  Nov 2019 - Jul 2020

  Network Administrator

  working on Network design, Implementation & Standardization of Client Network infrastructures using the Cisco LAN, WAN and Wireless products and other Application technologies on ASPAC region.Handling US base customer technical quires and providing solution for their network issues.Participate in the design, implementation, deployment, transformation and enhancements of customer’s large scale systems.Work with clients during all stages of projects.Vendor management, circuit provisioning, attending meeting with different client discussing optimizing current network environment and future growth.Attend regular projects meetings, project approval meetings and team meetings.Troubleshoots network issues for escalated and critical deployments including LAN/WAN.Administrating LAN and WAN connectivity for Client Sites.Basic understanding of SD-WAN .Registering the newly deployed devices and bringing them live to production environment within the given time frame.Coordinate with site engineer and troubleshooting in Physical connectivity and configuration issues.Planning & deploying the network devices with appropriate configuration as per the BP.Maintained router and switch configurations updated and changed configurations depending on functional requirements and documentation.configuration of router by taking console access.Gather the business requirements through Service-now Design requests, analyze the requirement, consult to customer to understand the requirements, and prepare High Level and Low-level network design and responsible to provide best solution to Client.Day to day activities includes new network build, mostly Cisco two or three tier architecture design, network discovery, IOS up gradation with FTP/TFTP method.Process: IP reservations, CI creation in Service-now, HOTS process. DNS addition, DHCP scope creation with the help of respective team, Change management for network Changes.Configuration of VRF Lite, and GRE VPN. Show less

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  Synamedia

  Sept 2020 - May 2023

  Senior Network Engineer

  working on global In-house L2 network support (US, UK, SINGAPORE, BEJING, ISRAEL). Managing cisco routers (ISR 4000), switch (3850,6500,2960,9000, ISR900,N9K,N5K), ASA firewall (5585) and checkpoint firewall, Meraki wifi.Proactively monitoring the network by Solar winds tool.Gather the business requirements through Service-now tool, analyze the requirement, consult to the user to understand the requirements and responsible to provide best solution to user.Providing work from home network set up to do multicast streaming testing.Manging Splunk for log monitor.Providing 24/7 support to user for Network issue.Taking responsibility of Service-now tickets and resolved issue with the SLA.Working on 802.1x project for device authentication. (Certificate base)TCP dump analysis.Knowledge on Cisco ISE, WLCImplementing Security Policy’s into ASA.Troubleshoot the Access issues in Firewall by Tracker, Packet capture and TCP DumpPerforming failover test in the client network to ensure seamless service (Device failover and Link failover) Show less

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  Hewlett Packard Enterprise

  May 2023 - now

  Senior Network Engineer

  TAC engineer Working on the global Silverpeak TAC team.Reviewed those assigned tickets and called customers for further troubleshooting via Zoom and Teams. Provided customer updates quickly like troubleshooting plan ,progress, workaround, issue summary, bug status.Reported bugs, follow up the bug status with Devops team. Escalated special bug in weekly team meeting.Knowledge on Sys-dump analysis.Providing support to upgrade EC appliance and Orchestrator. We will upgrade Customer Orchestrator which is hosted on Silverpeak cloud as per customer requirement.Managing devices like EC-US,EC-XS,EC-S,EC-M,EC-L,EC-XL,ECV. Show less