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Role: Solution Architect ( IMS Core )
Experience: 12-15 Years
Location: Hyderabad, Bangalore, Chennai, Delhi
Job Description:
Key Responsibilities
Design, plan, and implement IMS-based voice solutions including:
VoLTE
VoWiFi
VoNR
Translate business and service requirements into:
High-Level Designs (HLDs)
Low-Level Designs (LLDs)
Deployment-ready architecture documents
Architect and integrate IMS Core network components:
P-CSCF
I-CSCF
S-CSCF
SBC
TAS
HSS / UDM
Design integrations with:
EPC (4G Core)
5GC (5G Core)
Lead architecture reviews, design assurance activities, and interoperability assessments.
Perform:
Capacity planning
Resiliency analysis
Scalability assessments
Multi-vendor solution validation
Design and validate regulatory services such as:
Emergency Calling (999/112)
Lawful Intercept (LI)
Number Portability
Ensure HLD-to-LLD traceability and alignment between design, implementation, testing, and deployment.
Provide technical leadership during:
Integration
System testing
Migration activities
Production rollouts
Collaborate with operators, vendors, engineering teams, and stakeholders to resolve architecture and service design challenges.
Contribute to cloud-native IMS evolution, automation strategies, and autonomous network initiatives.
Required Technical Skills
Mandatory IMS & Core Network Skills
IMS Core Architecture
Mobile Voice Services
VoLTE, VoWiFi, VoNR
Session Border Controller (SBC)
Telephony Application Server (TAS)
SIP Signaling
Diameter Protocol
Call Routing & Interconnect
Roaming Architecture
Policy Control
EPC / 5G Core Integration
HLD / LLD Documentation
Design Traceability
Capacity Planning
High Availability & Resiliency Design
Multi-vendor Telecom Environments
Architecture Governance & Reviews
Telecom Domain Expertise
Emergency Services
Lawful Intercept (LI)
Number Portability
Service Continuity Mechanisms
Network Migration & Transformation
Integration & Validation Testing
AI & Agentic AI Requirements
Must-Have AI Knowledge
Understanding of Agentic AI concepts:
Single-Agent Architecture
Multi-Agent Architecture
Human-in-the-Loop principles
Google Agent Development Kit (ADK) fundamentals:
Agents
Tools
Agent orchestration
Ability to determine when:
An AI Agent is appropriate
Work arrangement
No
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