Job Description :
Position: Network Test Engineer
Location: Northridge, CA

Note : : Need someone with good hands on MPLS and good experience on L2(VLAN, STP) and L3(BGP, OSPF) protocols.



Duties:

Testing and configuration of various mobile backhaul and packet transport network elements such as cellsite gateways/routers, edge/aggregation routers and packet-optical devices in a lab environment
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
Integration of these cellsite routers / packet transport network elements in various network topologies and end-to-end scenarios including mobile base stations and mobile core systems (eg., eNB, EPC), to be performed in conjunction with other teams


Skillset:



Mandatory:

Solid understanding of test & measurement principles that pertains to networking related functions in the context of mobile transport/backhaul networks
Experience configuring and testing cellsite switches/routers/gateways, network demarcation devices, aggregation routers and packet optical transport systems
Platforms such as: Cisco ASR, ALU 7705/7750SR/IXR, Ciena CN3900/5000, Huawei ATN910/950/CX600/NE40, Juniper ACX/MX, Ericsson Router6000
Understanding and configuration of IP/MPLS control/data plane, including routing technologies such as IS-IS, OSPF, BGP, RR, VPWS/VPLS, EVPN, Segment Routing, Provider Bridging/QinQ/C-VLAN/S-VLAN, LAG
Experience configuring and testing Carrier-Ethernet services ELINE/ELAN/ETREE, L2VPN/L3VPN services, Pseudowires circuits, wavelength services
Strong understanding of IP/MPLS/DIA/Ethernet network design & deployments in large-scale Equipment vendors and Operator networks
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
Strong knowledge working with linux-based switches/routers


Desired:

Strong knowledge and testing of fault management & performance monitoring functions for transport/backhaul networks such as 802.1ag/Y.1731/IPPM/TWAMP/MPLS-OAM
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
Knowledge of latest trends of SDN orchestration, controllers, including service API for inventory, provisioning and activation, zero-touch provisioning (ZTP), path computation
Experience with YANG models, OpenConfig models, including definition/specification and test & measurements
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