Telecom Network Solutions Architect

6 days ago

Bengaluru, Karnataka, India Tejas Networks Full time
Company Overview
Tejas Networks is a leading global broadband, optical and wireless networking company with a focus on innovation and research and development. Our company designs and manufactures high-performance wireline and wireless networking products for telecommunications service providers, internet service providers, utilities, defence and government entities in over 75 countries.

We have an extensive portfolio of cutting-edge telecom products for building end-to-end telecom networks based on the latest technologies and global standards with IPR ownership. We are part of the Tata Group, with Panatone Finvest Ltd. being the majority shareholder.

About Us
T Ej as 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 Work with Us
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

About This Role
In the rapidly evolving landscape of telecommunications, the development and optimization of Mobile Packet Core (MPC) solutions are critical for ensuring seamless, high-performance connectivity. Our team specializes in the design and implementation of cutting-edge Mobile Packet Core systems that support both 4G and 5G networks. Our solutions are cloud-native, highly available, and tailored to meet the demands of telco-scale operations, ensuring that our clients can deliver unparalleled service quality and innovation.

Our team is dedicated to pushing the boundaries of mobile network technology by developing Mobile Packet Core solutions that are not only advanced and reliable but also adaptable to the future of telecommunications. With a focus on cloud-native design, high availability, and scalability, we empower operators to deliver exceptional connectivity and services to their customers, now and into the future.

Job Responsibilities
As a Telecom Network Solutions Architect, you will be responsible for integrating testing into the development process, designing and executing automated and manual tests to ensure software quality, and collaborating with developers to identify and resolve issues early. This role will enhance the overall efficiency of the development cycle and improve product reliability.

  • Develop, execute, and validate test plans for 4G EPC components including Serving Gateways (SGW), Packet Gateways (PGW), Mobility Management Entity (MME), and Home Subscriber Server (HSS). Ensure interoperability and functionality of these components in various network scenarios.
  • Design and implement test plans for 5G Core network functions, including Access and Mobility Management Function (AMF), Session Management Function (SMF), User Plane Function (UPF). Validate 5G NR (New Radio) integration and end-to-end functionality.
  • Test and validate protocols used in 4G and 5G networks, such as GTP, SCTP, and HTTP/2. Analyze protocol exchanges to ensure correct implementation and performance.
  • Conduct performance tests for both 4G and 5G core networks. Measure metrics such as throughput, latency, and scalability. Identify performance bottlenecks and work with engineering teams to resolve them.
  • Develop and maintain automated test scripts and frameworks for both 4G and 5G core testing. Utilize scripting languages (e.g., Python, Bash) and automation tools to improve testing efficiency.
  • Identify, document, and track defects and performance issues. Collaborate with development and operations teams to troubleshoot and resolve issues effectively.
  • Create detailed test documentation, including test plans, cases, and reports. Provide clear and concise communication on test results and issues to stakeholders.
  • Work closely with cross-functional teams including software developers, network architects, and product managers to ensure comprehensive testing and integration of core network components.
  • Stay abreast of the latest advancements in mobile core technologies (both 4G and 5G). Suggest and implement improvements to testing methodologies and tools.

Mandatory Skills and Qualifications
Deep knowledge of 4G EPC components and protocols (e.g., GTP, SCTP). Strong understanding of 5G Core functions and protocols (e.g., N1/N2/N3/N4 interfaces, HTTP/2). Experience with network simulators/emulators and traffic generation tools.

Preferred Qualifications
Experience: 7-10 years from Telecommunication or Networking background. Education: B.Tech/BE (CSE/ECE) or any other equivalent degree.

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