Posted Date: 03 Aug 2026

Function/Business Area: Others

Location: Mumbai

Job Responsibilities

1. Support design of Core network architecture.
2. Coordinate with device and product teams to develop requirements to support 4G, 3G, roaming capability.
3. Support 4G, 3G and 2G core operations.
4. Monitor core KPIs and service parameters.
5. Assist in subscriber provisioning flows.
6. Validate authentication and charging systems.
7. Support interconnect and roaming testing.
8. Analyze call flow and signalling issues.
9. Troubleshoot core alarms and outages.
10. Document configurations and changes.
11. Coordinate with RAN and transport teams.
12. Support upgrades and current node rollout.

Education Requirement

- B.E./ B.Tech

Experience Requirement

- Fresher

Skills & Competencies

1. Basic knowledge of 4G, 3G and 2G network.
2. Knowledge of signalling protocols basics.
3. Strong analytical and troubleshooting skills.
4. Ability to interpret network KPIs.
5. Good written and verbal communication.
6. Team player with learning mindset.
7. Basic IP networking knowledge.
8. Familiarity with telecom standards.

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📌 Graduate Engineer Trainee ( 86660805 ) (Mumbai)
🏢 Reliance Jio Infocomm
📍 Mumbai