Senior Engineer, QA (lte/5g)

People come to work at Parallel Wireless because we are building the future of telecom. They stay, because they are challenged and driven by an incredible product and team.  We take pride in our commitment to employee development, and our culture fosters an atmosphere of empowerment, trust, respect, and communication. Learn more about our mission, vision and values.

Senior Engineer, QA

Job Description

• Utilize expertise in translating standards, feature documents and customer requirements into system level, subsystem
• Enode-B testing ( LTE ) system , RAN feature, Platform/Could Features, functional , performance/Stability Testing and Automation.
• Debugging issue on RRC, PDCP,RLC/MAC, Phy/L1, Platform and knowledge on other stack layer will add advantage.
• Will work on LTE features. (Handover , VoLTE , SRVCC , IRAT , CSFB ,MIMO, CA-2CC/3CC/4CC )
• Great to have knowledge in 5G(SA/NSA), RIC/xApp/rApp/Cloud/Kubernetes features and work models
• Understanding on Wireshark/L3 protocol message, RANAP, NBAP features,S1/X2 Interface, QOS, DRB,RTP, TCP/IP traffic flows
• Great to have in depth understanding 3GPP Rel-13 and beyond features.
• Validating various protocols over all the interfaces, creating test requirements, test plans, and detailed test procedures
• Performing test activities and troubleshooting software and hardware issues as well the customer’s issues
• Use knowledge of LAN/WAN, Routing protocols, TCP/IP, QoS, Tunneling and security protocols
• Good knowledge in system level debugging and problem solving.
• Understanding of Linux OS internals, TCP/IP, multi-threading
• Good understanding and expertise in tunneling, Core, security protocol implementation in LTE/5G.
• Hands-on experience in MOS Score evaluation tests and channel modelling tests, Simulator knowledge TM500/Azimuth Channel modeler
• Strong collaboration with R&D teams to discuss on requirements, product issues and mitigation.

Job Requirements

• Mandatory 6-10 Years of Experience in various protocols for feature, Performance evaluation/stability and troubleshooting issues of radio access technology
• Strong domain knowledge in RL/MAC,RRC,PDCP
• Automation scripting towards expertise level(Robot Framework/Python/Linux)
• Troubleshoot issues and get into technical discussions with R&D
• Utilize experience in hands-on system and End to End testing of 4G network
• Utilize expert knowledge in various protocols for interoperability, Stability/performance evaluation and troubleshooting issue
• Understanding on network KPIs and Counters