Enodeb/RAN Wireless Testing-Staff Engineer
1 week ago
About Tejas Networks:
Tejas Networks is an R&D-driven organization focused on being at the forefront of technological advancements in the field of telecommunications. With an R&D team comprising of more than 50% of the organization strength, we have continued to invest in the development of new product capabilities. Our products include carrier-grade optical transmission (based on DWDM/PTN/OTN technologies), fiber broadband (based on GPON/NG-PON), broadband wireless (based on LTE 4G/5G) as well as multi-gigabit Ethernet/IP switching and routing products that are fully designed and manufactured in India…a true pioneer of “Make in India” initiative.
Tejas is one of the leading innovators in India’s ICT sector with over 349 patents and a large repository of 280+ semiconductor IPs. Tejas is actively contributing to global 5G standards through its work in India’s telecom standards organization (TSDSI). All this has been done with an energetic & dedicated team of engineers, for whom no problem is unsolvable.
What will you do at Tejas?
- Product Engineering team owns:
- Platform and software validation for the entire product portfolio
- Automation Framework Development for the entire product portfolio
- Product and Technology demos at customer premises across the world
- Develop and deliver customer documentation and training solutions
- Compliance with technical certifications like TL9000, TSEC etc.
Team works closely with PLM, HW and SW architects, sales and customer account teams to innovate and develop network deployment strategy for a broad spectrum of networking products and software solutions. As part of this team, you will get an opportunity to validate, demonstrate and influence new technologies to shape future optical, routing, fiber broadband and wireless networks.
LTE verification team owns the product verification activity of wireless product portfolio based on customer requirement and validating standards.
As a Staff Engineer your responsibilities will be as follows:
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.
Experience / Skill Required:
- 10+ years of experience in Wireless-Enodeb/RAN Testing.
- BE/B.Tech./M.Tech. (EC/EE/CS) Degree.
- 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.
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