Senior/ Lead/Staff Principal Engineer/ Technical Architect - Layer 2 MAC (Wireless)


Experience: 4 to 18 years
Education: BE (ECE) or any other equivalent degree, PG in communication field 

About Company:
Tejas Networks is one of India’s only listed deep-technology product companies. Tejas designs and develops globally deployable optical and data networking products across all parts of the network – access, metro and core. 

Having a strong focus on R&D and IPR creation, Tejas has filed 349 patents. It is ranked #1 in India’s Optical Aggregation Market and stands among top ten players globally. With a customer footprint in over 75+ countries, it has shipped 500,000+ systems across the globe and has won over 20+ prestigious awards for innovation.

About Team:
Tejas wireless team has developed a high capacity LTE based Macro eNodeB along with RRH 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. In addition to that, wireless team is working on to upgrade from existing 4G to 5G solutions with integrated transport.

Tejas Networks has invested in Wireless product development from 2012 with a vision to create 4G upgradeable to 5G products. 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 4G/LTE/5G. 

Mandatory Skills:
Should have hands on experience in LTE Mac Scheduler, 3GPP Layer 2 Design and Implementation
Candidate should possess In depth knowledge of 3GPP Specification - specifically Layer 2 and Layer 3
In depth understanding of Layer1 - Layer2 interfaces and Layer2 - Layer3 interfaces
Must have knowledge of networking protocols like TCP/IP, UDP etc..
Must have experience in debugging complex real time issues, log file analysis etc..
Should have strong experience in Architecting LTE system/ eNB features
Experience on usage of LTE test equipment is desirable

Desired Skills:
Familiar with any of these technologies MAC, RLC, PDCP, QoS Scheduling, SPS, TTI Bundling, Link Adaptation, GTP-C, GTP-U

Roles & Responsibilities:

• As a Technical Expert, you will contribute in product development and delivery including planning, requirement analysis, design, implementation, validation, verification and field testing
• Analyze and prioritize various features for different sub-systems to get a synchronized system delivery in a phased manner
• Closely work with other teams and partners to carry out system integration and user acceptance testing
• Explicitly focus to continuously improve system performance with quality and its positioning.

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