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Network Engineer

2 - 7 years

0 Lacs

Posted:1 month ago| Platform: Linkedin logo

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On-site

Job Type

Full Time

Job Description

Job Profile : L1 Network Engineer(TAC)Experience : 2 - 7yearsLocation : Chennai ( Ambit IT Park)Shift : Rotational Night ShiftWork Model : Work from officeKey Skills : CCNA or CCNP(Trained/Certified)Education : Any UG/PG Degree /Min 3yrs Diploma Looking for Immediate Joiners only Job Description:Troubleshoot/Diagnose all Level 1 issues from the customers and driving satisfactory resolution of the issues.Troubleshoot Product, Codes and Configuration issuesEnsure consistent customer satisfactionDocument all communication with customers in the CRMInterface with international customersTimely handoff (escalation) of cases that require technical or political to L2/L3 TAC Primary Skills:OSI layers – detailed understanding of each layer’s function and relevant protocols that operates at each levelTCP/IP – thorough understanding and clear explanation about windowing/handshake mechanismMAC header structure and use of each fieldsIP header structure and use of each fieldsARP – how ARP works in a Layer 2 and Layer 3 communicationMac address table fields and how a switch uses MAC table for switching decisionsARP table and how a switch uses ARP tableRouting Table fields and how a Router uses routing table for routing decisionsDHCP protocol messages (clear understanding of DORA process)DHCP operation in layer 2 and layer 3 scenarios (server & client in same vlan or different VLAN)thorough understanding of Broadcast domain and Collision Domainthorough understanding of Unicast, Multicast and Broadcast trafficthorough understanding of Subnetting, Vlan, VTP, 802.1q, STP, Linkagethorough understanding of RIP (version 1 and 2) and OSPF (link states, LSA types, area types, router types, neighbor communication)Difference between Routing and Routed protocolsGood troubleshooting approach (from Level 1 to 7 of OSI)

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