Senior Consultant Test Automation Engineer responsible for developing automated tests in quality assurance. Working on various projects and mentoring testers in a hybrid environment.
About the role
- Modem Test Engineer focusing on IMS/VoNR/VoLTE testing. Develop automation solutions for modem functionalities with extensive experience in telecommunications testing.
Responsibilities
- Develop & Deploy the automation solution for manual test plans and test cases for IMS features (VoNR, VoLTE, ViLTE, VoWiFi, RCS) and Modem functionalities (call processing, data throughput, mobility, power consumption)
- Adhere to 3GPP specifications and protocols
- Perform weekly regression, sanity, feature-specific, and performance testing to ensure the quality and stability of new software releases
- Isolate, reproduce, and accurately report defects using bug tracking systems such as Buganizer
- Collaborate with development and integration teams to analyze test failures using tools such as ShannonDM, QXDM, or similar proprietary tools
Requirements
- 12+ years of progressive experience in software testing and quality assurance
- At least 8 years focused specifically on IMS/VoNR/VoLTE/VoWiFi/5G UE testing and automation development
- Strong, in-depth understanding of the IMS architecture, call flows, interfaces, and key protocols such as SIP, Diameter, RTP/RTCP
- Proficient in developing automated test cases via frameworks like Google LTP
- Excellent knowledge of TCP flows and data communication
- Exceptional knowledge of test equipment platforms such as Anritsu, RNS
- Mandatory Minimum Bachelor's Degree in Telecommunications Engineering or Computer Science
- Proficient in Callbox testing, including Amarisoft TE, Keysight, R&S
- Experience in modifying/executing the TE scripts
- Understanding of mobile telecom concepts based on 3GPP standards and protocols
- Proficiency in Python, Java
- Experience in wireless modem (3G, 4G, 5G) protocol testing with mobile handsets
- Mobile app testing - Android
- Well versed with LTE, NR callflows
- Knowledge of IMS Core, SIP packets is a huge plus
- Troubleshooting skills, review failure result and identify the root cause
- Multi-tasking capability
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