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Senior Software Engineer / SME – Oracle ECE and OC3C
Doha, Doha Municipality, Qatar · Contrato
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- Experiência
- 8–10 anos
- Salário
- —
- Vagas
- 1
- Publicado
- há 1 hora
- Modo de trabalho
- No escritório
- Elegibilidade
- Professionals with 8–10+ years of experience in Oracle ECE/OC3C and telecommunications charging/billing environments can apply. The role is intended for candidates who are available for an onsite contract assignment in Doha, Qatar.
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Onde você trabalhará
Descrição da vaga
Role overview
AxiaMetrics is looking for a Senior Software Engineer / Subject Matter Expert with deep hands-on experience in Oracle Elastic Charging Engine (ECE) and Oracle Communications Convergent Charging Controller (OC3C). This position is centered on building, integrating, and supporting real-time charging and intelligent network solutions for telecommunications environments that demand high availability and resilience.
What the role involves
- Building, enhancing, and sustaining real-time charging solutions on Oracle ECE for voice, data, and converged service use cases.
- Adapting ECE components such as extensions, gateways, charging sessions, credit-control flows, and balance handling processes.
- Installing, configuring, upgrading, and supporting ECE platforms, including cloud-native and geo-redundant setups.
- Connecting ECE with BRM, PDC, mediation layers, PCRF/PCF, 5G charging components, and other telecom systems.
- Designing OC3C control plans, feature nodes, and SLEE-based applications for live telecom charging services.
- Implementing and maintaining Voice, SMS, USSD, and Intelligent Network service logic.
- Working with telecom signaling technologies such as Diameter, SS7, MAP, TCAP, and SIGTRAN.
- Tracking platform health, resolving issues, and improving performance, scalability, and uptime.
- Handling L2/L3 production support, investigating root causes, and driving operational improvements.
- Introducing CI/CD workflows, automation, monitoring, and deployment standards.
- Partnering with network, billing, DevOps, and operations teams to design and deliver solutions.
Technical requirements
- Strong command of Oracle ECE architecture, deployment, customization, and administration.
- Solid knowledge of Oracle OC3C architecture, service-control environments, and real-time charging delivery.
- Advanced understanding of Diameter protocols, including Gy, Ro, and Sy, as well as SS7 protocols such as CAMEL, INAP, and MAP.
- Practical experience with SIGTRAN technologies like M3UA and SCTP.
- Core Java development experience, including ECE extension customization.
- Working knowledge of Oracle SQL and PL/SQL.
- Experience building or consuming REST and SOAP web services.
- Familiarity with Kafka or comparable event-streaming tools.
- Comfort working on Unix/Linux systems and writing Shell scripts.
- Exposure to Docker, Kubernetes, and cloud-native deployment models.
- Experience with CI/CD tools and automated deployment practices.
- Knowledge of monitoring and observability tools such as Prometheus and Grafana.
- Understanding of 5G charging architecture and CHF integration.
Preferred background
- Previous work in telecom billing, charging, and Intelligent Network environments.
- Experience integrating Oracle BRM, PDC, mediation, and provisioning platforms.
- Background in high-availability, geo-redundant, and mission-critical telecom systems.
- Exposure to performance tuning, JVM optimisation, and scalability engineering.
Additional information
This is a telecom-focused contract role based onsite in Doha, Qatar. The required background is 8–10+ years, with emphasis on charging, billing, and Intelligent Network solutions.