NAVEEN KUMAR S

Experience

• 

  Avago Technologies

  Sept 2013 - Mar 2015

  Network Operations Analyst

  Network Analyst

• 

  HCL Technologies (Infrastructure Services Division)

  Jun 2014 - Jul 2022

  • Working as network engineer in HCL.• Network Environment contains cisco switches, routers, ASAs• Coordinating with Internet service providers in case of WAN issues.• Maintaining 100% availability of LAN and WAN services to all the hospital campuses.• Changes in Checkpoint firewall rules and F5 Load Balancers.• Supporting the users in various offices.• Sites are connected to Datacenter through MPLS • Working on incidents and providing resolution as per priority.• Network Environment contains cisco switches, routers, ASAs.• Coordinating with Internet service providers in case of WAN issues.• Maintaining 100% availability of LAN and WAN services to all the branch offices.• As a Level 2 engineer offshore, my responsibility is to work and resolve the tickets based on priority level, response SLA and resolution SLA by using the ticketing tool Service-Now.• Remote Infrastructure Management for Stanford Health Care.• Monitoring the Customer Network using Solarwinds. Raising Ticket in Service-Now in terms of Proactive and Re-active Management.• Troubleshoot Router and switch (L1 and L2) configuration incases of connectivity issues.• Investigate and diagnose incidents, attempting to resolve the issue in the first level.• Coordinating with 3rd Party Suppliers/Maintainers to fix the issue.• Send Daily reports which include Daily Snapshot Report, Shift Report and Capacity Management Report.• Worked as a Team member in 2nd Line Tech Support and Advanced Diagnostics team.• Configuration and management of Cisco 2800, 3945 and 7204 series routers.• Configuring VLANs, Access Lists, EIGRP• Configuration and management of solar winds 9.0• Data centers are equipped with F5 Load balancers.• Installing, implementing fully redundant Nexus 7K,5K,2K Core Switch with ASA 5585 Show less • WAN MPLS service provider is Orange and Century Link for cross-globe connectivity. • All major/critical locations have dual last mile from different Service Provider for link level redundancy. • All the sites have Aruba Wireless for the users to access Wi-Fi. • DHCP and DNS managed by Linux-based Infoblox.• Recent migration to Infoblox, thus utilizing the scope of IPAM in the best possible way.• Riverbed Steelhead appliance to optimize the WAN bandwidth utilization per site.• Responsible to create and Implement Necessary Changes as per ITIL Standards for all Network• Implemented Cisco Unified Call Manager Express in quite few locations.• As a Level 2 engineer offshore, my responsibility is to work and resolve the tickets based on severity by using the ticketing tool Service-now.• Troubleshoot the issues related to the network Data, Voice and Wireless connections.• Preparing RCAs, Weekly Reports, Dashboards, Tower Review, LAN-WAN Availability etc Show less

  • Lead - Network Administrator

    Jun 2014 - Jul 2022

  • Specialist

    Jun 2014 - Sept 2021

  • Senior Analyst

    Jun 2014 - Jan 2018
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  Stanford Health Care

  Sept 2015 - Jun 2017

  Senior Analyst
• 

  Volvo Group

  Mar 2018 - Jun 2022

  Senior Network Specialist

  Palo Alto, Symantec, Bluecoat, ZscalerCisco Ironport, Bluecat BAM

• 

  LTI - Larsen & Toubro Infotech

  Jul 2022 - now

  • Senior Project Manager

    Jul 2022 - now

  • Tech Lead - Network security cloud and infra services

    Jul 2022 - now
• 

  LTIMindtree

  Jul 2022 - now

  • Senior Manager Program and Project Management

    Oct 2024 - now

  • Cyber Security Consultant

    Jul 2022 - now