Test Engineer Mobile Backhaul and Transport

Menlo Park, CA 94025

Posted: 08/07/2019 Employment Type: Contract Industry: QA / Test, System Test and Integration Job Number: 24922

Job Title: Test Engineer Mobile Backhaul and Transport
  • Testing and configuration of various mobile backhaul and transport network elements such as cellsite gateways/routers, edge/aggregation routers and packet-optical devices in a lab environment
  • Integration of these network elements in various network transport topologies, and end-to-end scenarios including mobile base stations and mobile core systems
  • Configuring and operating various test tools & equipment (hardware & software) used in a lab environment
  • Development of operator-level test plan, execution of test plan and validation of requirements, identification of issues & troubleshooting and documenting test results
  • Collaborating with hardware and software vendors to improve product quality & readiness
  • Engaging with ecosystem partners (operators, equipment vendors, test equipment vendors) during lab trials

  • Solid understanding of test & measurement principles that pertains to networking related functions in the context of mobile transport/backhaul networks
  • Significant experience in configuring and testing cellsite switches/routers/gateways, network demarcation devices, aggregation routers and packet optical transport systems
  • Strong understanding of IP/MPLS/DIA/Ethernet network design & deployments.
  • Strong experience configuring and testing Carrier-Ethernet services ELINE/ELAN/ETREE, L2VPN/L3VPN services, wavelength services
  • Deep understanding and configuration of IP/MPLS control/data plane, including routing technologies such as IS-IS/OSPF/BGP/RR, VPWS/VPLS/EVPN, Provider Bridging/QinQ/C-VLAN/S-VLAN, LAG
  • Strong knowledge and testing of fault management & performance monitoring functions for transport/backhaul networks such as 802.1ag/Y.1731/IPPM/TWAMP/MPLS-OAM
  • Strong knowledge configuring and testing of QoS & H-QoS related mechanisms including classes of service, policers/shapers, schedulers, active queue management
  • Experience with various traffic generator equipment such as IXIA/Sprint/Xena/Viavi
  • Solid understanding and testing of frequency & time synchronization network architectures & functions such as Synchronous Ethernet, IEEE1588, Boundary Clock, ITU-T G.8265.1/8275.1 profiles
  • Capable of operating and configuring test & measurement equipment such as Calnex Paragon and various sync-related devices such as Grandmasters and clock sources
  • Working knowledge of EMS/NMS systems and managed service orchestration/API including service inventory, provisioning and activation, zero-touch provisioning
  • Experience with YANG models, OpenConfig models, including definition/specification and test & measurements
  • Good understanding of mobile operator network architecture including UE, eNB, MME, SGW/PGW, transport/backhaul networks, S1/X2 interfaces
  • Strong knowledge working with linux-based switches/routers
  • Good understanding of integrating and testing microwave/mmwave systems
  • Experience with test plan development, execution, troubleshooting and documenting issues, setting up test beds, configuring test equipment and troubleshooting end-to-end networks
  • Desired experience in automating test cases, API integration, python scripting
  • Excellent communication skills and ability to interact with cross-functional and very dynamic teams

Education: Minimum: B.A.Sc, CCIE/JNCIE

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