Job Title: Telecom Device Testing Engineer
Location: Ipswich, UK (Hybrid)
Duration: 12+ Months
Job Summary: We are seeking a skilled Telecom Device Testing Engineer to validate and ensure the quality, performance, and compliance of telecom devices across various network technologies. The ideal candidate will have hands-on experience in device testing, network protocols, and telecom standards, with strong analytical and troubleshooting skills.
Responsibilities:
• Perform functional, regression, interoperability, and performance testing of telecom devices.
• Validate device behavior across 2G / 3G / 4G / LTE / 5G network environments.
• Execute testing on CPEs, routers, switches, modems, handsets, IoT devices, and other telecom equipment.
• Conduct protocol testing for interfaces such as SIP, Diameter, TCP/IP, UDP, HTTP, SNMP, and FTP.
• Perform SIM, call flow, data session, SMS, VoLTE, and network handover testing.
• Analyze logs and traces using tools like Wireshark, QXDM, Tems, or similar.
• Identify, log, track, and validate defects using defect management tools.
• Coordinate with development, network, and vendor teams to resolve issues.
• Ensure devices comply with telecom standards and regulatory requirements.
• Prepare test plans, test cases, execution reports, and defect metrics.
• Support certification and acceptance testing activities.
Mandatory Skills:
• Strong knowledge of telecom fundamentals and network architecture.
• Hands-on experience in telecom device testing.
• Understanding of wireless and wireline technologies (LTE, 5G, IMS, VoIP).
• Experience with device configuration and troubleshooting.
• Good understanding of SDLC/STLC and defect life cycle.
• Strong analytical, debugging, and communication skills.
• Experience working in Agile environments.
• Deal Breaker: Java
Preferred Skills:
• Experience with automation testing for telecom devices.
• Knowledge of OSS/BSS systems.
• Exposure to network simulators and emulators.
• Experience in certification testing (PTCRB, GCF, FCC, CE).
• Knowledge of 5G NSA/SA, IoT, NB-IoT, eSIM.
• Scripting knowledge (Python, Shell) for test automation