The Senior Solution Integrator will perform end-to-end integration of IMS solutions, conduct various testing phases, and ensure quality service delivery in telecom networks.
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About this opportunity:
We are seeking Solution Integrator - IMS is responsible for end-to-end integration, configuration, testing, and deployment of IMS solutions within telecom networks. The role ensures seamless interoperability of IMS components across multi-vendor environments while maintaining high service quality and reliability.
What you will do:
The skills you bring:
Qualifications and Experience Requirements:
About this opportunity:
We are seeking Solution Integrator - IMS is responsible for end-to-end integration, configuration, testing, and deployment of IMS solutions within telecom networks. The role ensures seamless interoperability of IMS components across multi-vendor environments while maintaining high service quality and reliability.
What you will do:
- 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.
- 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.
- Configure SIP protocols, routing, and call flows.
- Optimize IMS network performance and ensure KPI adherence.
- Support parameter tuning and capacity management.
- Analyse logs, traces, and signalling flows (SIP/DIAMETER).
- Identify root causes and implement corrective actions.
- Provide L2/L3 support during deployment and post-integration phases.
- Work closely with solution architects, design teams, and customers.
- Coordinate with cross-functional teams (Cloud, PACO, Transport).
- Support customer discussions and technical workshops.
- Prepare integration plans, test reports, and acceptance documents.
- Maintain knowledge repositories and standard operating procedures
The skills you bring:
- Strong 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.
- 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.
- IMS / VoLTE certifications
- Linux or cloud certifications (e.g., OpenStack, Kubernetes)
- Successful IMS integration and service rollout
- High-quality testing and defect-free deployments
- Timely issue resolution and customer satisfaction
Qualifications and Experience Requirements:
- BE/B.Tech/MCA
- 3-8 years of experience in telecom core/IMS integration.
- business operations in telecom Industry particularly IMS Networks.
Ericsson Kolkata, West Bengal, IND Office
Ericsson Kolkata Hub Office
Planned smart‑green New Town with wide roads, parks and malls, minutes from the airport and close to Salt Lake’s IT hub. Eco Park and business parks like Ecospace add leisure and convenience for families and professionals.
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