About CEWiT

CEWiT (Centre of Excellence in Wireless Technology) is a leading research and innovation organization working at the forefront of next-generation wireless communication technologies. CEWiT actively contributes to 3GPP standardization and technology development in 5G-Advanced and 6G, translating cutting-edge research into technologies, prototypes, and solutions that can shape future telecom networks. Join a highly skilled team working on next-generation Core Network technologies, with opportunities to contribute to international standards, advanced research, prototyping, and technology transfer to industry.

Role: 5G-Advanced / 6G Core R&D; Engineer

We are looking for passionate and technically strong engineers/researchers to work on 5G-Advanced and 6G Core Network research and development.

The role involves researching, designing, developing, prototyping, and evaluating next-generation core network architectures and protocols, with a strong focus on 3GPP standards, emerging technologies, and industry requirements.

Key Responsibilities

· Research and develop 5G-Advanced and 6G Core Network architectures, protocols, and technologies.

· Analyze and contribute to 3GPP specifications and standardization activities.

· Design and develop core network components, prototypes, and proof-of-concepts.

· Work on 5G NSA/SA, EPC, 5G Core and emerging 6G Core technologies.

· Develop and evaluate protocols and interfaces including NAS, Service-Based Interfaces (SBI), HTTP/2, and related core network procedures.

· Perform simulation, emulation, prototyping, testing, benchmarking, and performance evaluation of network solutions.

· Translate research concepts into working prototypes and deployable technology solutions.

· Collaborate with multidisciplinary teams across wireless, networking, systems, AI, and software domains.





· Document research outcomes through technical reports, specifications, publications, and intellectual property.

· Contribute to innovation initiatives and technology transfer to industry partners.

· Represent and contribute to CEWiT's technical work in international 3GPP standardization meetings and industry forums.

Required Skills & Qualifications

· Strong analytical, problem-solving, and research skills, with the ability to address complex telecom and networking challenges.

· Strong fundamentals in computer systems and networking, including Operating Systems, Data Structures & Algorithms, Computer Networks, TCP/IP and UDP.

· Familiarity with modern networking technologies and protocols such as SRv6 and QUIC.

· Understanding of NAS, SBI, HTTP/2 and service-based 5G Core architecture.

· Strong programming skills in one or more of C/C++, Go, Java, or Python.

· Experience with network simulators, emulators, test frameworks, or open-source telecom platforms is desirable.

· Ability to design, implement, test, benchmark, and optimize software/network solutions.

· Strong written and verbal communication skills, with the ability to present complex technical concepts clearly.

· Ability to work effectively in multidisciplinary and collaborative R&D; teams.

Education & Eligibility

· M.Tech / M.E. / MS / Ph.D. in Electronics & Communication Engineering, Telecommunications, Computer Science, Artificial Intelligence, or a closely related discipline.





· This position is intended for Postgraduate and Ph.D. candidates with solid technical/R&D; backgrounds.

· Freshers with only a Bachelor's/UG qualification are not eligible for this position.

· Candidates currently pursuing or having completed a Master's or Ph.D. with relevant expertise may be considered.

· Preference will be given to candidates with relevant R&D;, telecom, networking, software development, or 3GPP standardization experience less than 5 years.

Preferred / Good-to-Have

· Exposure to 3GPP specifications and standardization processes, particularly SA2.

· Experience with 5G Core implementations, cloud-native networking, NFV, SDN, Kubernetes, or containerized network functions.

· Experience with open-source 5G platforms such as Open5GS, free5GC, OAI, or similar platforms.

· Knowledge of 5G-Advanced and emerging 6G concepts.

· Experience in research publications, patents, technical contributions, or standards contributions.

· Prior experience in telecom R&D;, core network development, or network product development.

What You Can Expect

· Opportunity to work on cutting-edge 5G-Advanced and 6G technologies.

· Direct exposure to 3GPP standards and international standardization activities.

· Opportunities to work on research that can translate into real-world telecom products and deployments.

· Collaboration with leading telecom companies, research organizations, and academic institutions.

· Opportunities for international travel and participation in 3GPP meetings and technical forums.

The role may require international travel, including participation in 3GPP standardization meetings held across different locations worldwide. Candidates should be comfortable with international travel when required.

📌 5G-Advanced / 6G Core – Research & Development Engineer (Chennai)
🏢 Centre of Excellence in Wireless Technology
📍 Chennai