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    Validation Engineer - Plano, United States - EnIn Systems

    EnIn Systems
    EnIn Systems Plano, United States

    15 hours ago

    Default job background
    Technology / Internet
    Description

    JOB- Validation Engineer

    LOCATION- Mountain View, CA

    DURATION-Long Term.

    Pointers:

    • Good at networking
    • Familiarity with Juniper OS
    • Familiarity with Nokia IXR
    • Familiarity with GPON / XGSPON Standards
    • BNG = Broadband network gateway
    • OLT = Optical Line Terminal
    • TCP-IP, and L2/L3 networking

    Sample of Work

    Add an ONT to an existing PON and get it activated on the PON

    Log into the OLT and verify the ONT status, verify the configuration is good

    Check the light levels on both ONT and OLT, add attenuation as needed

    Add optics to the OLT and run a fiber to the upstream BNG to establish physical connectivity

    Set up the profiles on the BNG to dynamically add new subscribers

    Ensure the ONT is manageably by the NMS (ADTRAN AOE or Nokia AMS or similar management systems)

    Connect a Spirent Test Center 10G port to the ONT UNI

    Send DHCP traffic from the STC up the network

    Log into the BNG and check to see the subscriber status

    Track the DHCP server response to make sure the response was received by STC to establish a successful connection

    Set up multiple upstream and downstream traffic flows with varying sizes to test the network performance and scale

    Verify the traffic at different aggregation points in the network (ONT, OLT PON port, backplane, OLT uplink, BNG downlink, routing table etc.)

    Apply the necessary static route configuration on the BNG to establish management connectivity to the OLTs

    Job Description & Responsibilities

    Set up validation test beds in the lab involving Nokia 7750 Service Router, Nokia & ADTRAN OLTs, optical splitters, GPON & XGS-PON ONTs, WiFi routers, aggregation &

    management switches

    Develop test plans to validate features & functionality in the access network space (BNG, OLTs & ONTs) for ultra-speed residential internet services and Enterprise network connectivity services (Ethernet, MPLS, wavelength based)

    Perform the necessary testing using 3rd party traffic generation tools such as IXIA and Spirent

    Review & troubleshoot issues in the test bed and traffic generators during test execution

    Work with the equipment vendors and internal teams to provision, validate and troubleshoot services

    Qualifications

    Prior experience with a service provider or equipment manufacturer in testing or deploying internet services & Enterprise data services is required (residential internet service, Ethernet transport services such as E-Line, E-LAN and E-Tree, dedicated internet access, SD-WAN, L2/L3 VPNs, cloud / data center interconnect, L2 wholesale).

    Prior experience with Nokia/ADTRAN OLTs, ONTs and Nokia/Cisco/Juniper switches and routers, Nokia 7750 PE router

    Prior experience with TCP-IP, and L2/L3 networking, passive optical networks such as GPON and XGS-PON, different types of ONTs, ONT activation, DBA, QoS and traffic management, EVPN, MPLS, L2/L3 VPNs, SD-WAN etc.

    Prior experience with Spirent/IXIA traffic generators, RFC2544, Y.1564 testers

    Prior experience with Python and Expect

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