About Team:
Tejas wireless team has developed high capacity LTE macro eNodeB, 5G NR gNodeB along with Radio Units as part of end to end integrated solution to their customers. Our systems are already deployed in customer’s commercial network and engineers are working on to enhance the capacity and improve system level performance.
Tejas Networks has invested in Wireless product development since 2012 with a vision to create globally deployable telecom RAN solutions.. Several of the key components developed by the Wireless R&D team have been installed and commissioned across three continents. We are an active partner for 5G in the Indian Ecosystem and have significantly contributed to India’s standardization efforts in 3GPP, through TSDSI. The wireless team has over 100 patents. As part of the wireless team you will work on developing products for next generation wireless systems.
Job Description:
Positions : Staff/Principal Engineer, R&D
Work Location : Bangalore
Experience : 12 to 18 years
Education : BE /M.tech(ECE) or any other equivalent degree.
Roles & Responsibilities
- You will have ownership to develop test cases primarily for eNodeB functionalities to meet customer requirements complying to 3GPP standard.
- Analyze the use cases/requirements for LTE related requests from customer and deployment engineers.
- Augment tests with feedback from Customer deployments.
- Analyze the field queries and give the solutions.
- Log analysis, Performance, Capacity and Soak testing.
- Raising bugs and getting the issues fixed in co-ordination with development team.
Skills Required
- BE/B.Tech./M.Tech. (EC/EE/CS) Degree with 14+yrs.
- Working experience in LTE/4G enodeB verification cycle by validating 3GPP protocols, call flow, end to end traffic throughput requirements.
- Deep working knowledge Wireless Packet Core Standards testing, IETF Standards, VoLTE, IMS server, EPC core, RRH, Handover testing,
- Should be familiar with air interface, S1AP, Mobility and LTE stack.
- Should have good Debugging and Troubleshooting and log analysis skills.
- Good understanding of OSI Model, L3/L4 layer, IPv4/IPv6, TCP/UDP & Application Protocols (HTTP/ HTTPS/FTP/RTSP/RTP/DNS/SIP) is desired.
- Experience with Test Equipment & Tools like Aeroflex, IXIA, Wireshark, ethereal, Noise emulator is required.
- Working experience in Linux server and client environment is expected.
- Telecom knowledge on NMS/EMS/OSS is desired.
- Working knowledge of building & enhancing automated testing frameworks, tools, automated test suites by using programming language like python is a plus.
