Network Engineers

India - Chennai
Posted 1 month ago

Job Profile: Network Engineer
Location: Chennai
Level: L1 Engineer
EXP: 2 – 4 years
Number of Openings: 100+


Job Description:

  • Handling cases received through phone calls or web ticketing system, managing the caseload, and summarizing ticket status for shift hand-off
  • Perform fault isolation steps, to include Wire Shark, flow basics and firewall status; repeat procedures as needed and, escalate to the Team Lead when appropriate
  • Use extensive knowledge of the OSI model and how data packets move in the network to troubleshoot wireless networks
  • Ensure proper documentation of cases
  • Troubleshoot/Diagnose all issues from the customers and driving satisfactory resolution of the issues.
  • Troubleshoot Product, Codes and Configuration issues
  • Ensure consistent customer satisfaction
  • Interface with international customers
  • Timely handoff of cases that require technical or political escalation


Primary Skills:

  • Detail understanding of Basic Networking such as networking devices, OSI Layer, Networking protocols such as DHCP, DNS, HTTP etc… is required
  • Logical understanding of packet trace, routing & switching is required
  • OSI layers – detailed understanding of each layer’s function and relevant protocols that operates at each level
  • TCP/IP – thorough understanding and clear explanation about windowing/handshake mechanism
  • Thorough understanding of IP Addressing, Subnetting, VLAN, VTP, 802.1q is required
  • Basic understanding of STP is required
  • Good troubleshooting approach (from Level 1 to 7 of OSI)
  • Ability to analyse packet captures and use tools such as Ping, Traceroute, Wireshark etc…
  • Work from CLI, GUI and/or CMD prompt interface to resolve customer issues
  • Use ARP tables to verify L2 and L3 mapping, MAC to IP interfaces in wireless/wire line networks
  • Should have good understanding of Layer 2 & Layer 3 frame formats and protocols such as ARP, DHCP & OSPF
  • Should have a good understanding of Routing Table and how a Router uses routing table for routing decisions
  • Understanding 802.11 standards, 802.1x, PKI, VPN will be added advantage.


Required Education/Experience and Competencies:

  • Knowledge of Basic Networking, VLAN, 802.1Q, Basic routing & switching
  • 1 – 2 years of IT help desk experience in a call centre environment (or equivalent) is required
  • Willingness and ability to work night shift & overtime to support customers based on business requirement
  • Telephone communication skills; remain empathetic and courteous while speaking to customers about frustrating, complicated IT problems
  • Good written communication skills; type updates to trouble tickets to include detailed troubleshooting comments and details; must demonstrate close attention to detail
  • CCNA or equivalent certifications are desired

Job Features

Job CategoryTelecom & Network Services
Job Level1 - 5 Years
Experience2 - 4

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