5G IODT Test Engineer

Schedule Fully onsite Summary The main function of a network QA engineer is to develop product and feature validation on 4G/5G air interface and call processing technology. The typical network QA engineer will handle systems and performance testing. Job Responsibilities Develop and implement systems and performance testing across 4G and 5G telecommunications technology. Analyze the product and feature requirements, converting them into system test cases and execution to ensure product meets customer spec. Perform detailed analysis of 4G wireless protocols. Provide in–depth technical log analysis and check network configuration. Investigate poor performance related issues. Validation expert in driving the technical solutions to customers through complex organizational dynamics. Skills Verbal and written communication skills, problem‑solving skills, customer service and interpersonal skills. Basic ability to work independently and manage one's time. Strong knowledge in 4G 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. Experience with system testing activities such as feature validation, test description documentation, parameter optimization, performance analysis, test strategy creation, problem troubleshooting. Education / Experience Bachelor's degree in computer science or a related field required. 8‑10 years experience required. Key Responsibilities / Requirements Responsible for interop testing with device chipset vendors/partners on new feature validation, systems and performance analysis, on 4G/5G RAN products focusing on air interface, end‑to‑end performance, and call processing. Responsible for IODT test execution in lab with chipset partners, 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 protocol logs. 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. Requirements Good understanding of overall wireless systems with emphasis on PHY, MAC, RLC, RRC and PDCP layers. Undergraduate degree in engineering with 8‑10 years of directly related experience is required. A Master's with 6+ years experience is preferred. Bachelor's degree in EE/CS is required. Experience with ongoing 3GPP Rel activities is beneficial. Experience with system testing activities such as feature validation, test description documentation, parameter optimization, performance analysis, test strategy creation, and problem troubleshooting. Strong knowledge in 4G & 5G air interface and call processing technologies and network architecture specifically focused on Radio Access Network. Working experience in lab testing and IODT testing is preferred. 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 hardware as well as software 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. #J-18808-Ljbffr Ektello