4G/5G RAN Test Engineer III

Step into a senior technical role as a RAN Product Test Engineer, where you'll validate and analyze LTE and 5G RAN products focusing on Air Interface performance, end-to-end features, and call processing in dynamic lab environments. You'll collaborate cross-functionally to deliver reliable, next-generation wireless solutions, transform product requirements into rigorous test execution, and provide top-tier support to customers and stakeholders.
Required Skills & Experience

• Bachelor's in Electrical Engineering, Computer Science, or related field (Master's preferred)
• 8-10 years' experience in wireless/RAN technologies or 6+ years with Master's
• Deep understanding of 4G/5G concepts: scheduling, power control, beamforming, MIMO, ENDC
• Hands-on experience validating features, creating test cases, optimizing parameters, and troubleshooting in LTE & 5G environments
• Strong knowledge of 3GPP standards, wireless system layers (PHY, MAC, RLC, RRC, PDCP) and call processing
• Experience with lab testing, IOT/inter-vendor testing, product & SW release evaluation
• Experience with Kubernetes, virtualization, ORAN validation, and integration
• Familiarity with tools: protocol analyzers, XCAL/QXDM, Wireshark, channel emulators, spectrum analyzers
• Understanding of IOT technologies (eMTC, NB-IOT, S1, X2 interfaces), EMS, and network management

Desired Skills & Experience

• Experience with SW development is a plus
• Familiarity with network/hardware architecture (Core and RAN)
• Experience guiding or mentoring customers and internal teams on product features

What You Will Be Doing
Tech Breakdown

• 40% Product & Feature Validation (test design, execution, lab/IOT testing, reporting)
• 25% Troubleshooting & Protocol Analysis (issue resolution, multi-vendor scenarios)
• 20% Performance Analysis & Documentation (system/data analysis, optimization)
• 15% Customer Engagement & Education (demos, technical presentations, coordination with cross-functional/global teams)

Daily Responsibilities

• Develop, execute, and document validation and performance tests for 4G & 5G RAN products
• Analyze customer and product requirements, convert them into test cases and actionable plans
• Set up and maintain virtualized lab and test environments (including Kubernetes)
• Collaborate with internal and customer teams to resolve technical issues and drive feature roll-outs
• Educate customers on new products and solutions
• Lead presentations and reporting to convey results and technical recommendations