Telco OSS Java Architect

Experience

12+ years of IT experience with 8+ years in Telecom OSS/BSS Architecture, Enterprise Java Development, and Telecom System Integration.

Job Summary

We are seeking an experienced Telecom OSS Java Architect to lead the design, development, and modernization of OSS applications supporting Service Fulfillment, Service Assurance, Inventory Management, Network Operations, and Provisioning platforms. The ideal candidate will possess deep expertise in Telecom OSS domains along with strong hands-on experience in Java-based enterprise application architecture, microservices, cloud technologies, and telecom integrations. This aligns with telecom OSS modernization, API-first architecture, cloud-native services, and data integration capabilities referenced in enterprise telecom architecture materials.

Key Responsibilities

• Define end-to-end OSS application architecture and technology roadmap.
• Lead OSS modernization initiatives from legacy platforms to microservices-based architectures.
• Design scalable and highly available OSS solutions for:
• Service Fulfillment
• Service Assurance
• Activation & Provisioning
• Inventory Management
• Fault & Performance Management
• Network Operations

• Architect enterprise-grade Java applications using:
• Java 17/21
• Spring Boot
• Spring Cloud
• Microservices
• REST APIs
• Event-Driven Architecture
• Define API strategy, integration standards, security architecture, and deployment models.
• Establish coding standards, architecture governance, and application performance guidelines.

• Integrate OSS platforms with:
• BSS Systems
• CRM
• Billing
• Inventory
• Order Management
• Network Inventory
• EMS/NMS Platforms
• Design TM Forum Open API-based integrations.
• Implement real-time and batch data exchange using enterprise integration patterns. TM Forum, OSS/BSS integration, and telecom ecosystem modernization are highlighted in enterprise telecom architecture references.

• Drive cloud-native transformation initiatives on AWS, Azure, or Google Cloud Platform.
• Design containerized deployments using Kubernetes and Docker.
• Implement CI/CD, DevSecOps, and observability frameworks.
• Support migration from legacy OSS environments to cloud-native platforms.

Required Skills

Telecom OSS Domain

• OSS/BSS Architecture
• Service Fulfillment
• Service Assurance
• Inventory Management
• Provisioning & Activation
• Fault Management
• Performance Management
• NOC Operations
• Network Inventory

Java Technologies

• Java 17/21
• Spring Boot
• Spring Cloud
• Hibernate/JPA
• Microservices
• REST APIs
• JMS
• Kafka
• Reactive Programming

Integration Technologies

• TM Forum Open APIs
• SOAP/REST Services
• API Gateway
• ESB/Middleware
• Event Streaming
• Message Queues

Database & Data Technologies

• Oracle
• PostgreSQL
• MongoDB
• Redis
• SQL Optimization
• Data Modeling

Cloud & DevOps

• AWS / Azure / Google Cloud Platform
• Docker
• Kubernetes
• OpenShift
• Jenkins
• GitHub Actions
• Terraform

Preferred Telecom Platforms

• Netcracker
• Amdocs
• Cramer
• TIRKS
• Granite
• MetaSolv
• ServiceNow Telecom Modules
• Ericsson OSS
• Nokia OSS
• Netcool
• Splunk

Preferred Qualifications

• Telecom industry experience with Verizon, AT&T, T-Mobile, Vodafone, BT, Rogers, Telus, or similar operators.
• Strong understanding of 4G/5G network architecture.
• Experience with OSS modernization and cloud transformation initiatives.
• TOGAF certification preferred.
• Bachelor's or Master's degree in Computer Science, Telecommunications, or Engineering.

Nice to Have

• AI/ML-based telecom operations automation.
• Network analytics platforms.
• SDN/NFV exposure.
• Kubernetes/OpenShift platform architecture.
• Event-driven OSS and real-time streaming architectures utilizing Kafka and cloud-native services.

Ideal Fit: Senior/Lead Architect with strong Telecom OSS domain expertise, Java microservices architecture experience, and proven delivery experience in large-scale Telco transformation programs.