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Validation Engineer

Company: Tanisha Systems
Location: Mountain View
Posted on: March 13, 2023

Job Description:

Role :- Validation Engineer

Location :- Mountain View CA (Onsite Only)

Type :- FTE

We need candidates w/ legitimate L3 routing experience.

Prior experience w/ Cisco routers and Nokia 7750 and/OLT much preferred."

High-level job description

Work with the architecture team technical lead, product lead and other stakeholders to validate the access network capabilities and its integration with Google Fiber OSS/BSS.

Sample of Work

  • Activate an ONT on an XGS-PON, apply the right light levels on both ONT and OLT, verify its status and configuration on OLT
  • 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)
  • Using DHCP traffic from a Spirent/IXIA Test Center 10G port, activate the subscriber on the BNG
  • 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
  • Set up SD-WAN solutions from different supplies for evaluation, craft the necessary test plans and execute test cases to report the findings for vendor selection
  • Evaluate Customer Edge routers from different suppliers to make product recommendations.

    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


      • At least 5 years of 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.
      • In-depth knowledge of IP routing protocols such as OSPF and BGP - Experience in configuring and troubleshooting routing protocols on various networking devices such as routers and switches
      • Strong understanding of routing metrics, routing tables, and routing topologies
      • Experience in implementing security measures for IP routing, such as access control lists and route filtering
      • Strong problem-solving and analytical skills
      • Excellent communication and team collaboration skills
      • Prior experience with Spirent/IXIA traffic generators, RFC2544, Y.1564 testers
      • Prior experience with Python and Expect


        Nirdosh Singh

        Account Manager

        Tanisha Systems Inc

        Desk: 212-729-6543 Ext 399



        Address: 99 Wood Ave South Suite # 308,Iselin, NJ 08830

        LinkedIn :-

Keywords: Tanisha Systems, Mountain View , Validation Engineer, Engineering , Mountain View, California

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