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LTE Test & Deployment Engineer

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Reason: Unique Expertise 
Department: Infra(Data Center) 
Job Category: Infrastructure Engineering 
Job Code: 
Job Title: LTE Test & Deployment Engineer 
Duties: 
Testing and configuration of OpenCellular systems (2G GSM, 4G LTE) in a lab and pre-field trial environment 
Integration with multiple EPC core providers and various backhaul technologies (microwave, satellite) 
Install, maintain and operate various test tools & equipment (hardware and software) used during lab trial, site surveys and field trials 
Execution of operator-level test plan ensuring requirements are met, test case automation, documentation of test procedures, reporting and analysis of issues and fix verification 
Create various documentation for system integrators, engineering and network operators (eg., training, installation, troubleshooting) 
Engage with various internal teams and external teams such as OEMs and Operators during lab trials and field trials 


Skills: 
Working knowledge of 3GPP specifications, specifically 2G GSM & 4G LTE 
Strong knowledge of mobile operator's end-to-end network architecture (RAN, EPC) 
Experience configuring, testing and integrating UE, eNB, SGW, MME, PGW, EPC, CSFB 
Strong knowledge of 2G and 4G key performance indicators (RF, Backhaul, Core metrics 
Strong knowledge in linux/networking configuration (DHCP, DNS, IP addr, VLAN, virtual interfaces, MTU) 
Experience with test plan execution, troubleshooting and documenting issues, setting up test beds, configuring test equipment, RF chambers and troubleshooting end-to-end 2G/4G systems 
Experience with cellisite configuration, LTE call flow procedures, RRC connection setup, attach/detach procedures, S1 link establishment, CQI/RI, radio link failures, alarms, firmware upgrade 
Experience with traffic generators (TM500, UE100, CapacityAdvisor, UDP/TCP iperf, speedtest), UE load testing, spectrum analyzers (HackRF, Gqrx SDR), protocol analyzers (wireshark, Network Guru, QualiPOC) 
Strong experience in automating test cases, API integration, python scripting 
Troubleshooting and replication of issues seen in lab trials and field trials. Collect and analyze network and device logs and work with vendors and operators to close on issues." 

Keywords: 
Education: Bachelor's degree in engineering or related discipline 
Skills and Experience: 
Required Skills: 

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