Job Opportunity: Test Engineer (5G, LTE, IoT, Android)
We are seeking a highly experienced Test Engineer specializing in 5G, LTE, IoT, and Android device testing. The ideal candidate will possess a robust background in mobile device validation, chipset testing, RF optimization, and network performance analysis. This role involves the end-to-end testing of telecom devices to ensure seamless network integration and compliance with international standards.
Key Responsibilities:
- Mobile Device & Network Testing:
- Conduct pre-launch and field testing for mobile devices, including smartphones, Fixed Wireless Access (FWA) routers, and IoT devices.
- Perform stationary and mobility tests for 5G/4G LTE/VoLTE/VoWiFi across various network conditions.
- Analyze network KPIs, coverage, throughput, call drop rates, handovers, and VoNR-MOS performance.
- Test and validate new features for mobile chipset platforms such as Qualcomm, MediaTek, and Spreadtrum.
- Execute end-to-end device validation to ensure compliance with carrier and vendor requirements.
- Field & RF Optimization:
- Conduct drive testing, log analysis, and troubleshoot degraded KPIs for LTE/5G networks.
- Perform network benchmarking, RF tuning, and parameter optimization to enhance performance.
- Engage in interference analysis, cell selection/reselection, handover performance, and protocol validation.
- Optimize antenna configurations, coverage planning, and network deployment strategies.
- Software & Firmware Testing:
- Flash and verify new firmware builds for mobile devices, tablets, and IoT products.
- Debug issues related to network registration, voice/data performance, handover failures, and UI glitches.
- Utilize tools like JIRA, QXDM, QPST, Nemo Outdoor, Wireshark, and NetAct for bug tracking and log analysis.
- Test software compatibility, conduct regression testing, and assess application performance across different platforms.
- Testing Tools & Protocols:
- Hands-on experience with QXDM, QCAT, QPST, Nemo Outdoor, Nemo Analyzer, NetAct, Wireshark, and spectrum analyzers.
- Knowledge of DCAP, KPI Reporter, WebNei, Web Element Manager, and network simulators.
- Analyze LTE and 5G NR protocol stacks, including SRVCC, CSFB, Inter-RAT handovers, and carrier aggregation.
- Test IP networking protocols, including IPv4/IPv6, SIM lock, PIN lock, and security protocols.
- Customer & Vendor Coordination:
- Collaborate with clients, mobile operators, and chipset vendors (such as STC, ZAIN, MOBILY, Nokia, HMD Global, and Motorola) for certification and acceptance testing.
- Provide detailed test reports, recommendations, and troubleshooting support to R&D and development teams.
- Assist in long-term network planning and feature validation for telecom operators.
Required Skills & Qualifications:
- Bachelor’s or Master’s degree in Telecommunications, Wireless Communication, or a related field.
- 5+ years of experience in mobile device testing, chipset validation, and network optimization.
- Hands-on experience with 5G, LTE, VoLTE, VoNR, SRVCC, and IMS technologies.
- Strong knowledge of RF engineering, network optimization, and protocol analysis.
- Expertise in testing tools like QXDM, QPST, Nemo Outdoor, Wireshark, and JIRA.
- Ability to debug and analyze network issues related to interference, handovers, coverage, and data throughput.
- Strong communication skills with experience collaborating with mobile operators and R&D teams.
Preferred Qualifications:
- Experience in IoT, FWA, MiFi, and smart device testing.
- Knowledge of automation frameworks and Python scripting for test automation.
- Familiarity with cloud-based test environments and Agile methodologies.
What We Offer:
- Competitive salary package and benefits.
- Opportunity to work on cutting-edge 5G and IoT technologies.
- Engage in a dynamic, international environment with leading telecom vendors.
- Professional growth and training opportunities in wireless technology.
Apply online using the form below. Please note that only applications matching the job profile will be considered.