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Test Engineer (9406854)
Menlo Park, CA
IT/Engineering and Mobile
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
Minimum: B.A.Sc, CCIE/JNCIE
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