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TrueSkilla • Plano, Texas, United States
Role & seniority: Experienced 4G/5G RAN Test Engineer (mid-to-senior; 8–10 years’ related experience; Master’s preferred, EE/CS base)
Stack/tools: 4G/5G RAN concepts (DL/UL scheduling, power control, beamforming, MIMO, ENDC); 3GPP Rel activities; system/test engineering (feature validation, test strategy, parameter optimization, problem troubleshooting); lab and IoT testing; protocol analyzers and test tools (XCAL/QXDM, Wireshark, Channel Emulator, Spectrum Analyzers, Signal Generators); EMS systems; HW/SW architecture understanding
Develop product/feature validation, system and performance analyses, and customer review sessions for LTE/5G RAN (air interface, E2E performance, call processing)
Execute tests in customer lab, create reports, and deliver customer presentations; convert requirements into test cases and ensure conformance to specs
Analyze product/feature performance, troubleshoot issues, support new product/SW releases, and coordinate rollouts with cross-functional teams
In-depth 4G/5G RAN and air-interface knowledge; PHY/MAC/RLC/RRC/PDCP layers; radio access network architecture
Strong experience with end-to-end testing, feature validation, test documentation, performance analysis, and problem resolution
Hands-on lab testing experience; familiarity with protocol analyzers and related test equipment; ability to travel sporadically
Role: 4G/5G RAN Test
Location: Plano TX USA 75023 - 5 days onsite. Type-W2
Responsible for development of product validation, feature validation, systems and performance analysis, customer review sessions for LTE & 5G RAN products focusing on Air interface, E2E performance, and Call Processing.
Responsible for Test execution in customer lab, Report creation and customer presentation.
Analyzing the product and feature requirements, converting them into system test cases and execution to ensure product meets customer spec.
Aid in product & feature performance analysis, evaluation of new product & SW releases
Perform detailed analysis of 4G& 5G Wireless Protocols
Responsible for analyzing and troubleshooting the issues
Educate our customers on Samsung’s new products and services both individually and in a team environment.
Ensures that customer commitments are achieved according to plan.
Works closely with various support organizations, logistics, and cross- functional teams from SEA and Samsung HQ to achieve successful new product roll-outs and developments.
Other duties as assigned
Good understanding on 4G & 5G concepts such as DL/UL scheduling, LTE power control, Beamforming fundamentals, MIMO,ENDC.
8-10 years of directly related experience is required.
A Masters with 6+ years’ experience is preferred
Bachelor’s Degree is EE/CS is required
Experience with ongoing 3GPP Rel activities
Experience with system testing activities such as feature validation, test description documentation, parameter optimization, performance analysis, test strategy creation, problem troubleshooting
Strong knowledge in 4G& 5G air interface and call processing technologies and network architecture specifically focused on Radio Access Network
Good understanding of overall Wireless systems with emphasis on PHY, MAC, RLC, RRC and PDCP layers
Working experience in Lab testing and IOT testing
Understanding of IOT technologies including eMTC, NB-IOT,S1 & X2 Interface
Experience in EMS systems, managing network elements, software upgrades, MOP verification
Experience with SW development is beneficial
Understanding of 3GPP systems: Core and RAN networks
Understanding of HW as well as SW architecture
Experience with test tools including protocol analyzers, XCAL/QXDM, Wireshark, Channel Emulator, Spectrum Analyzers, Signal Generators, etc.
Ability to travel sporadically during the project