Staff Engineer

3 months ago

Bengaluru, India Tejas Networks Full time

About Us:


Tejas Networks is a global broadband, optical and wireless networking company, with a focus on technology, innovation and R&D. We design and manufacture high-performance wireline and wireless networking products for telecommunications service providers, internet service providers, utilities, defence and government entities in over 75 countries. Tejas has an extensive portfolio of leading-edge telecom products for building end-to-end telecom networks based on the latest technologies and global standards with IPR ownership. We are a part of the Tata Group, with Panatone Finvest Ltd. (a subsidiary of Tata Sons Pvt. Ltd.) being the majority shareholder.


Tejas has a rich portfolio of patents and has shipped more than 900,000 systems across the globe with an uptime of 99.999%. Our product portfolio encompasses wireless technologies (4G/5G based on 3GPP and O-RAN standards), fiber broadband (GPON/XGS-PON), carrier-grade optical transmission (DWDM/OTN), packet switching and routing (Ethernet, PTN, IP/MPLS) and Direct-to-Mobile and Satellite-IoT communication platforms. Our unified network management suite simplifies network deployments and service implementation across all our products with advanced capabilities for predictive fault detection and resolution. As an R&D-driven company, we recognize that human intelligence is a core asset that drives the organization’s long-term success. Over 60% of our employees are in R&D, we are reshaping telecom networks, one innovation at a time.


Why join Tejas:


We are on a journey to connect the world with some of the most innovative products and solutions in the wireless and wireline optical networking domains. Would you like to be part of this journey and do something truly meaningful? Challenge yourself by working in Tejas’ fast-paced, autonomous learning environment and see your output and contributions become a part of live products worldwide.


At Tejas, you will have the unique opportunity to work with cutting-edge technologies, alongside some of the industry’s brightest minds. From 5G to DWDM/ OTN, Switching and Routing, we work on technologies and solutions that create a connected society. Our solutions power over 500 networks across 75+ countries worldwide, and we’re constantly pushing boundaries to achieve more. If you thrive on taking ownership, have a passion for learning and enjoy challenging the status quo, we want to hear from you


Who we are:


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.


What you work:


  • As a Staff Engineer, you will be responsible for driving development and sustenance various Network Functions and/or platform for our Wireless Team. You'll lead technical initiatives, mentor team members and collaborate closely with cross functional teams to drive innovation and ensure high-quality deliverables. You'll leverage your expertise to solve challenging problems and contribute to strategic engineering decisions.
  • You will be contributing 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
  • Focus to continuously improve system performance with quality deliverables.


Mandatory skills:


  • Candidate should possess hands on experience on Layer-1, algorithm design, implementation and optimization on DSP, ASSP Processors, FPGA platforms
  • Should be specialized in system engineering aspects, design and evaluate complex algorithm in MATLAB/C Environment.
  • Should have in depth knowledge of 3GPP layer 1 specifications & Algorithms for 4G /NB-IoT/5G, ORAN Split definitions, Conformance Test Criterions
  • Candidate should have deep understanding in using various lab equipment such as - signal generators, signal and spectrum analyzer, channel emulators.
  • Good understanding of wireless communication fundamentals and its application in design.


Desired skills:


  • Familiar with any of these technologies OFDM, MIMO, Bea, MmformingMSE, Turbo/LDPC codes, Physical channels, CPRI/eCPRI interface.
  • Should have work experience in eNodeB/gNodeB/UE L1 SW development. Familiar with any RAN Platform architecture, L1 Schedulers
  • Good debugging skills, log analysis and solving Field issues.


Preferred Qualifications:


  • Experience: 10 to 15 years’ experience from Telecommunication or Networking background.
  • Education: B.Tech/BE (CSE/ECE/EEE/IS) or any other equivalent degree
  • Candidate should have good coding skills in C/C++


Diversity and Inclusion Statement :


  • Tejas Networks is an equal opportunity employer. We celebrate diversity and are committed to creating all inclusive environment for all employees.
  • We welcome applicants of all backgrounds regardless of race color, religion, gender, sexual orientation, age or veteran status.
  • Our goal is to build a workforce that reflects the diverse communities we serve and to ensure every employee feels valued and respected.

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