The Senior Engineer is responsible for contributing across the end-to-end system integration and validation of lifecycle for wireless communication systems. The role ensures high-quality system behavior by owning integration activities for feature sets, driving validation strategy, and resolving complex system-level issues. Operating with significant technical autonomy, the engineer collaborates across cross-functional teams and supports release, readiness, system performance, and continuous improvement within established system architecture and engineering frameworks.

Responsibilities

- Participate across the system integration lifecycle, including requirement analysis, integration planning, validation, and field testing
- Analyze system features, dependencies, and interactions to enable phased and synchronized system integration
- Own and deliver integration testing scope aligned with release objectives and roadmap
- Lead system integration activities and collaborate with software, hardware, verification, and field teams
- Identify, analyze, and resolve complex system-level defects through structured debugging and root cause analysis
- Support user acceptance, field validation, and customer issue resolution
- Contribute to system stability, performance optimization, and quality improvements
- Maintain accurate test artifacts, defect tracking, and integration reports
- Participate in reviews, retrospectives, and continuous improvement initiatives

Mandatory Skills:
- Working in 4G/5G eNB/gNB product with solid involvement in integrating L1, L2, L3 & OAM components as a SIT feature/maintenance release.
- System Integration testing: Hands-on experience in o End to End testing on 4G/5G eNB/gNB elements. o Testing the Layer 1, 2 and 3 functionality and features.

o Validating the functionality compliance to standards, specification and requirements o Verifying 3GPP call flows and scenarios o Using the simulator and emulator for network and traffic simulation (Preferred TM500/E500, Keysight, Simnovous, etc.

o Analyzing logs, pcap (FAPI and FH Pcap analysis) and radio parameters analysis.

o MAC, RLC and PDCP log analysis

- Must have good knowledge and hands on experience on wireless and networking protocols
- Exposure to RU/MU-MIMO and Integration with BBU.
- Should have worked on Core Features like LA, Power control, Data Forwarding etc.




- Good experience in using the standard software version controller like GIT/GERRIT
- Must have good knowledge in SDLC

Desired Skills:
- Good to have Core SIM knowledge to configure RAN and test.
- Skills of continuous build integration and automation.
- Hands on experience with Bash and Python scripting
- Skills in automation and automation framework

Qualifications

- Experience: 4 to 6 yrs from Telecommunication or Networking background.
- Education: B.Tech/BE (CSE/ECE) or any other equivalent degree

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.

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.

Tejas Networks provides scalable and innovative 4G/5G solutions. Our portfolio encompasses Radio Access Network solutions including Remote Radio Heads (RRHs) or Radio Units (RUs), Massive MIMO Radios (Advanced Antenna Systems, AAS) and Base Band Units (BBUs), Distributed Units (DUs) and Centralized Units (CUs), Mobile Packet Core and an Advanced Network management solution.

Tejas Networks has invested in Wireless product development since 2012 with a vision to create globally deployable telecom solutions. Several of the key components developed by the Wireless R&D; team have been installed and commissioned across multiple continents. We are an active partner for 4G and 5G in the Indian Ecosystem and have significantly contributed to India’s standardization efforts in 3GPP and 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.

Product Lifecycle Management at Tejas are the forefront runners taking the world class solutions to our customers.

Tejas solutions are unique with inhouse Radio designs developed by seasoned experts in ASIC chip design involving 4G LTE Radio and 5G NR Radios.

Tejas offers best Network Management solution for the entire portfolio of 4G and 5G device ecosystem management.

Tejas Wireless offering include an advanced Mobile Packet Core, solution is critical for ensuring seamless, high-performance connectivity.

Engineering Program Management, which plays a crucial role in overseeing and coordinating the successful execution of engineering projects or programs.

All Tejas Wireless solutions are monitored by Network Support Group who constantly handle various aspects like validation of the solutions.

📌 Senior Engineer (Karnataka)
🏢 Tejas Networks
📍 Karnataka