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Wireline Validation Eningeer

Company: Virtusa
Location: Mountain View
Posted on: June 24, 2022

Job Description:

Responsibilities include:- Work with the architecture team technical lead, product lead and other stakeholders to validate the access network capabilities and its integration with Fiber OSS/BSS.- 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 OLTsJob 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 servicesQualifications- 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

Keywords: Virtusa, Mountain View , Wireline Validation Eningeer, Other , Mountain View, California

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