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Network Support Engineer

Network Support Engineer

N Consulting LtdHingham, MA, US
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Job Description

Job Description

Onsite Network Engineer :

Qualifications

  • Bachelor's Degree in Computer Science or related area
  • 4 years' of experience with network administration, Racking,Stacking of Devices, basic troubleshooting of Cisco Switches, Firewall, Routers etc.
  • Knowledge of IP networking fundamentals

Responsibilities

  • Maintain, implement, and troubleshoot networks
  • Design and support our network systems and infrastructure
  • Configure and operate routers and switches
  • Monitor network performance and make recommendations based on performance analysis

    • On-Site Troubleshooting & Resolution

    Once the engineer arrives on-site, the following tasks must be executed systematically :

    A. Physical Inspection & Basic Checks

    ✅ Visual Inspection

  • Verify device power status (LED indicators).
  • Check cabling for damage / loose connections.
  • Validate rack stability and proper airflow.

    • ✅ Connectivity Testing

  • Use cable testers to validate Ethernet / fiber links.
  • Reseat SFPs / transceivers if link flaps are detected.
  • Confirm switch port status (shut / no shut if needed).

    • B. Hardware Replacement

  • ???? Failed Device Swap
  • Power down the faulty device (if safe) after confirmation with Client SME.
  • Replace with pre-configured spare (if available).
  • Document serial numbers in the ITSM ticket.

    • C. Coordination with Remote Teams

  • ???? Live Troubleshooting
  • Establish a secure remote session (SSH / TeamViewer).
  • Share console output with backend engineers.
  • Implement configuration fixes as directed.
  • Initiate Teams call and share screens

    • D. Post-Resolution Validation

  • Functional Testing
  • Ping tests, traceroutes, and throughput checks.
  • Verify VLAN / access control for firewall rules.
  • Obtain Infosys client sign-off before departure.
  • Post-Support Steps

    • Step 6 : Ticket Resolution & Closure

  • If resolved, the engineer updates the ITSM ticket with :
  • Actions taken
  • Replaced components (if any)
  • Client confirmation (ITSM Approval or email approval)
  • If unresolved, a temporary workaround is implemented, and the ticket is escalated.

    • Step 7 : Asset & Documentation Update

  • Spare parts used are recorded in the ITSM asset inventory.
  • Network diagrams & CMDB are updated if changes were made.
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    Network Engineer • Hingham, MA, US