Network Subject Matter Expert

Job Summary

We are seeking an experienced OSS/NMS Solution Architect with strong expertise in Telecom OSS/BSS, Network Management Systems (NMS), Service Assurance, Inventory Management, Service Fulfillment, and OSS Integration. The ideal candidate will have hands-on experience in designing and implementing telecom OSS solutions, integrating multiple NMS/EMS platforms, defining solution architectures, and supporting large-scale transport, microwave, and IP/MPLS networks.

Key Responsibilities

• Design end-to-end OSS/NMS architecture and integration solutions.
• Prepare and review HLDs, LLDs, solution documents, and technical specifications.
• Lead OSS/BSS transformation, integration, and modernization initiatives.
• Drive NMS-to-OSS inventory federation and service assurance implementations.
• Design and validate REST APIs, NBI/SBI integrations, and data flows.
• Work closely with telecom operators, vendors, and cross-functional teams.
• Support Inventory Management, Fault Management, Performance Management, Configuration Management, and Service Fulfillment modules.
• Lead solution design workshops and requirement analysis sessions.
• Provide technical leadership during implementation, testing, deployment, and production support.
• Identify automation opportunities across network operations and OSS workflows.
• Support network monitoring, KPI dashboards, reporting, and analytics solutions.
• Ensure compliance with security, governance, and operational standards.

Required Skills

Telecom OSS/NMS

• OSS/BSS Architecture
• OSS Integration
• NMS/EMS Integration
• Inventory Management
• Service Assurance
• Service Fulfillment
• Fault Management (FM)
• Performance Management (PM)
• Configuration Management (CM)
• Network Inventory & Service Models

Solution Architecture

• Solution Design
• HLD / LLD Preparation
• Enterprise Integration Architecture
• Requirement Analysis
• Technical Governance
• API-led Architecture

Integration & APIs

• REST APIs
• NBI/SBI Integration
• API Validation & Testing
• Data Modeling
• System Integration

Technologies

• Linux
• SQL
• Kubernetes
• Jenkins
• Git/GitHub
• Agile / DevOps
• AWS (Preferred)

Networking

• Transport Networks
• Microwave Networks
• IP/MPLS
• BGP
• OSPF
• IS-IS
• QoS
• LACP
• BFD

Preferred OSS/NMS Platforms

Experience on one or more of the following:

• Fujitsu Virtuora VXM
• Blue Planet MDOI
• Xakta
• TeMIP
• Mycom
• HP-OO
• HPNA
• HPSM
• Ericsson EMS
• Nokia EMS
• NEC EMS
• Ceragon EMS

Desired Candidate Profile

• 10-20 years of experience in Telecom OSS/NMS domain.
• Strong understanding of telecom network operations and service assurance.
• Experience working with telecom operators, OEMs, or system integrators.
• Proven expertise in OSS architecture, integration, and transformation programs.
• Excellent stakeholder management and customer-facing skills.
• Ability to lead technical teams and drive architecture decisions.
• Exposure to automation and cloud-native technologies is an advantage.

Education

• B.E./B.Tech in Electronics, Telecommunications, Computer Science, IT, or related discipline.
• Telecom certifications will be an added advantage.