4G​/5G RAN Test Engineer IV

Overview Tele World Solutions is seeking a RAN Test Engineer IV to join our team! Join a cutting-edge wireless engineering team driving the future of connectivity. As a RAN Test Engineer III , you will play a critical role in validating next-generation LTE and 5G  Access Network (RAN) technologies. This role sits at the intersection of product validation, performance engineering, and customer engagement , ensuring seamless interoperability and best-in-class network performance.

You’ll work hands-on in lab and customer environments, collaborating with global teams to bring innovative wireless solutions to life. We are Tele World Solutions , and we are the strategic backbone for the world's most ambitious wireless networks. We're not just consultants; we're the engineers, designers, and problem-solvers that operators, OEMs, and tower giants trust to bring their boldest visions to life.

Welcome to the engine room of connection. Let's build what's next Responsibilities
• 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.
• Lead junior engineers in lab on Test execution and system integration. Success Criteria:
Technical Acumen
• Validation expert in driving the technical solutions to customer through complex organizational dynamics Presentations Skills
• Leveraging your ability to communicate effectively with all levels of organization as well as HQ partners on initiatives Excellence Dealing with Ambiguity
• Bringing your experience in problem solving and ability to navigate complex organizations with pivotal shifts Qualifications Undergraduate Degree in engineering with 12+ years of directly related experience is required. A Masters with 10 to 12 years’ experience is preferred Bachelor’s Degree is EE/CS is required Good understanding on 4G & 5G concepts such as DL/UL scheduling, LTE power control, Beamforming fundamentals, MIMO,ENDC.

Working experience in analyzing SA and NRDC features. Deep knowledge of L1 and L2 layer protocol analysis. Good understanding on UE, RAN 3

GPP specification. Good understanding of Inter vendor configurations and IOT scenario

Experience with ongoing 3

GPP Rel 16 & 17 activities is a beneficial

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 is preferred Experience in EMS systems, managing network elements, software upgrades, MOP verification

Experience with SW development is beneficial…