PSTN & IMS Solution Integrator

Tata Consultancy Services; Hyderabad; Vor Ort; INR 2.800.000 - 4.000.000; Vollzeit

Zusammenfassung

Tata Consultancy Services is seeking a Solution Integrator ( PSTN & IMS ) in Hyderabad to deploy, integrate, and support IMS-based voice platforms. You will handle IMS Core components, integration with PSTN, EPC, and 5G Core, and perform migrations and upgrades.

The role requires 9–12 years of experience in IMS/PSTN domains, with hands-on deployment skills, SIP signaling expertise, and the ability to work across multi-vendor environments under cloud-native and CNF contexts.

Qualifikationen

• Deep expertise in IMS Core Integration and Mobile Voice Services.
• Hands-on experience in IMS deployment, integration, migration, and operations.
• Strong understanding of IMS architecture, SIP signaling, voice services, and PSTN interworking.
• Knowledge of IMS Core components, interfaces, and call flows.
• Experience integrating IMS platforms with EPC, 5GC, PSTN, and external service platforms.
• Experience conducting interoperability validation across multi-vendor networks.

Aufgaben

• Deploy, integrate, migrate, and support IMS-based voice platforms.
• Install, configure, and integrate IMS Core network components (CSCF, BGCF, HSS, MGW).
• Perform software upgrades, feature activations, and patch deployments.
• Execute MOP activities including pre-checks, deployment, rollback, and validation.
• Integrate IMS with PSTN, EPC, 5GC, and external platforms.
• Conduct interoperability testing and troubleshoot in multi-vendor envs.
• Analyze deployment issues and drive timely resolutions.
• Support maintenance windows, production deployments, and changes.
• Prepare deployment docs, runbooks, and handover reports.
• Coordinate with architecture, testing, operations, and vendors.

Kenntnisse

IMS Deployment

SIP Signaling

PSTN Interworking

Multi-vendor Testing

IMS Architecture

Cloud Native & CNF

Kubernetes

Docker

Helm Charts

APIs

MCP Concepts

Tools

Kubernetes

Docker

Helm Charts

CNF

APIs

Jobbeschreibung

Role: Solution Integrator ( PSTN & IMS )

Experience: 9 - 12 Years

Job Description:

Key Responsibilities

• Deploy, integrate, migrate, and support IMS-based voice platforms.
• Perform installation, configuration, and integration of IMS Core network components, including CSCF, BGCF, HSS, MGW, and other IMS network elements.
• Execute software upgrades, feature activations, patch deployments, and network modernization activities.
• Perform Method of Procedure (MOP) activities, including pre-implementation checks, deployment execution, rollback procedures, and post-deployment validation.
• Integrate IMS Core networks with PSTN, EPC, 5G Core (5GC), and external application and service platforms.
• Conduct interoperability testing and troubleshooting in multi-vendor environments.
• Analyze deployment issues, service impacts, and integration failures and drive timely resolution.
• Support maintenance windows, emergency changes, and production deployments.
• Prepare deployment documentation, implementation reports, runbooks, and operational handover documents.
• Coordinate effectively with architecture, testing, operations, and vendor teams.

Required Skills & Expertise

IMS & PSTN Domain

• Deep expertise in IMS Core Integration and Mobile Voice Services.
• Strong hands-on experience in IMS deployment, integration, migration, and operations.
• Strong understanding of IMS architecture, SIP signaling, voice services, and PSTN interworking and integration.
• Knowledge of IMS Core components, interfaces, and call flows.
• Experience integrating IMS platforms with EPC, 5GC, PSTN, and external service platforms.
• Experience conducting interoperability validation and troubleshooting across multi-vendor networks.

Cloud-Native & Automation

• Experience with Kubernetes-based Cloud Native Function (CNF) deployments.
• Strong knowledge of Kubernetes, Docker, Helm Charts, and containerized telecom platforms.
• Understanding of API-based integrations and operational data exposure.
• Awareness of Model Context Protocol (MCP) concepts.