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.
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What the Team is Saying
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What We Do
Ericsson builds the digital connectivity the world relies on. Our technology underpins the mobile networks, platforms, and systems that billions of people, businesses, and societies depend on every day. We are a global leader in communications technology, delivering mobile network infrastructure, cloud software, and wireless connectivity solutions for service providers and enterprises worldwide. Our networks support connectivity across 180+ countries, helping power everyday communication as well as critical digital services at global scale. Connectivity has evolved far beyond consumer mobile use. Today, nearly 80% of the world’s population accesses the internet via mobile networks, and Ericsson is helping shape what comes next. We are advancing 5G and 5G Advanced, developing network APIs that open connectivity to the global developer ecosystem, and applying automation and AI to make networks more intelligent, efficient, and resilient. Ericsson was the first company to launch live 5G networks on five continents, and our 5G platform is now commercially live in 150+ networks across 60+ countries. We also support more than 36,000 enterprise customers, enabling secure, high-performance connectivity for industries such as manufacturing, aviation, logistics, utilities, and public safety, where reliability and performance are mission critical. Innovation is central to how we work. Ericsson has approximately 28,000 employees in research and development, backed by one of the strongest intellectual property portfolios in the industry with 60,000+ granted patents. Our engineers, researchers, and technologists work across 100+ global R&D sites, helping define how networks evolve and how digital infrastructure is built for the long term. As the world moves toward a mobile-first, AI-powered, and cloud-driven future, connectivity becomes the foundation for digital transformation across every industry. Ericsson is building that foundation, shaping the future of digital connectivity through technology that operates at global scale and supports real-world impact, today and for what comes next.
Why Work With Us
Ericsson is a place for people who want to work on technology that powers everyday life. You’ll contribute to large-scale systems used every day, tackle complex challenges in live environments, and keep developing your skills and career in your own vision.
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