Graduate Engineer Trainee ( 87210862 )

Round 1: Online aptitude test (quantitative, logical reasoning, verbal) → Round 2: Technical interview (core network concepts, protocol basics, problem‑solving) → Round 3: HR interview (fitment, communication, career aspirations)

Jio promotes a collaborative culture where innovation is rewarded and learning is continuous. Employees benefit from mentorship programs, regular tech talks and a healthy work‑life balance supported by flexible timings and remote‑work options where applicable.

Jio's interview process typically starts with a timed online aptitude test lasting 60 minutes, followed by a technical interview where candidates are asked about core network concepts, protocol flows and troubleshooting scenarios. The final HR round focuses on cultural fit, communication skills and career goals. Overall difficulty is moderate; thorough preparation of telecom fundamentals and aptitude can greatly improve success.

B.E. / B.Tech in Electronics & Communication, Telecommunication, Computer Science, Information Technology or related branches. Minimum aggregate 60% (or CGPA 6.0/10). Final year students of 2025‑2027 batches are eligible. No active backlogs at the time of joining. Candidates must have a valid GATE/CSIR/NET score (optional) and be willing to relocate to Mumbai.

Reliance Jio Infocomm Limited, popularly known as Jio, has revolutionised the Indian telecom landscape since its launch in 2016. Backed by the massive Reliance Industries conglomerate, Jio offers a pan‑India 4G LTE network, a suite of digital services, and a fast‑growing ecosystem that includes JioFiber, JioMart, JioSaavn and more. The company’s vision is to build a digital future for over a billion Indians, and it invests heavily in cutting‑edge infrastructure, cloud platforms and AI‑driven services. As a result, Jio has become one of the most sought‑after employers for fresh engineering talent, offering exposure to large‑scale, real‑world telecom projects. The Graduate Engineer Trainee (GET) role is designed for recent B.E./B.Tech graduates who are eager to start their career in telecom core networks. As a GET, you will work under senior engineers in the Core Network team, assisting in the design, deployment, monitoring and optimisation of 2G, 3G and 4G core elements. You will gain hands‑on experience with signalling protocols, subscriber provisioning, authentication, charging and inter‑operator roaming. The role offers a structured learning path, mentorship, and the chance to contribute to live network operations that serve millions of customers. Key Responsibilities: 1. Support the design of core network architecture and documentation. 2. Coordinate with device and product teams to define requirements for 4G, 3G and roaming capabilities. 3. Assist in day‑to‑day operations of 4G, 3G and 2G core networks. 4. Monitor core KPIs and service parameters, raising alerts when thresholds are breached. 5. Help configure and validate subscriber provisioning flows. 6. Verify authentication and charging systems for accuracy. 7. Participate in interconnect and roaming testing activities. 8. Analyse call‑flow and signalling issues and propose corrective actions. 9. Troubleshoot core alarms, outages and escalations. 10. Document configuration changes and maintain knowledge‑base articles. Tech Stack: The role works with Ericsson, Nokia and Huawei core platforms, utilizes protocols such as SIP, MAP, Diameter, and leverages tools like Wireshark, OSS, and network performance dashboards. Basic knowledge of IP networking, Linux command line and scripting (Python/Bash) is beneficial. Growth Path: Successful trainees can progress to Core Engineer, Senior Engineer, and eventually to Lead or Architecture roles within Jio’s Telecom division. The company encourages continuous learning through internal certifications, external courses and exposure to emerging technologies like 5G, NFV and cloud‑native core. Why Join Jio? Jio offers a vibrant, fast‑paced environment where fresh ideas are welcomed. Employees enjoy competitive compensation, comprehensive benefits, and a clear career roadmap. Being part of Jio means contributing to a digital transformation that impacts millions, while working alongside industry veterans and cutting‑edge technology.