- Perform end-to-end integration of IMS nodes (e.g., CSCF, SBC, TAS, DNS/ENUM).
- Execute installation, configuration, and commissioning of IMS solutions.
- Preparation of delivery specific MOPs and execution of Live node Activities.
- Ensure alignment with design documents, HLD/LLD, and customer requirements.
- 2. Testing & Validation
- Conduct system integration testing (SIT), interoperability testing (IOT), and user acceptance testing (UAT).
- Validate VoLTE, VoWiFi, and other IMS-based services.
- Troubleshoot integration issues and ensure defect resolution.
1. Required Skills & Competencies
Technical Skills
- Solid understanding of IMS architecture and 3GPP standards.
- Hands-on experience with:
- SIP, SDP, DIAMETER protocols
- VoLTE / VoWiFi services
- Linux/Unix systems
- Knowledge of telecom nodes such as CSCF, TAS, SBC, DNS.
- Familiarity with packet core (EPC/5GC) and signalling flows.
Tools & Technologies
- Wireshark / signalling analysers.
- Scripting (Python/Shell) is an advantage.
- Cloud/Virtualization (NFV/SDN) exposure preferred.
- Docker and Kubernetes knowledge with exposure to Cloud Native solutions.
Experience & Qualifications
- Bachelors degree in Electronics, Telecommunications, or related field.
- Typically, 3-10 years of experience in telecom core/IMS integration.
- Experience working in multi-vendor environments is preferred.
Behavioural Competencies
- Strong analytical and problem-solving skills
- Customer-centric approach
- Ability to work under pressure and meet tight deadlines
- Effective communication and teamwork