Charging Systems Operation Specialist – Huawei
RemoteUnited States
Job Summary
Monitor and maintain the Huawei OCS/CBS platform, including CBP, BMP, UPC, UVC, and DigitalFoundry, ensuring optimal performance and charging continuity. Operate Kubernetes clusters and manage Helm deployments, performing pod troubleshooting, log collection, and rolling upgrades to restore platform stability. Troubleshoot issues related to telecom protocols such as Diameter, Sy, and SMPP while collaborating with core network and vendor teams to validate charging flows for Voice, SMS, and Data services. Respond to incidents, analyze root causes, and generate reports on system performance and service availability. Maintain comprehensive documentation and ensure compliance with operational standards and security requirements.
Required Qualifications
- Bachelor's degree in Telecommunications, Information Technology, Computer Science, or a related field
- 4+ years of experience supporting telecom charging platforms, preferably Huawei OCS/CBS, Online Charging Systems, Mediation, Provisioning, or similar telecom platforms
- Strong understanding of prepaid charging, real-time charging, offline charging, balance management, voucher management, customer lifecycle, and CBS operations
- Hands-on experience with Huawei charging components such as CBP, BMP, UPC, UVC, OCG, SEE, USAU, Offline Mediation, BDI, DigitalView, DigitalFoundry, and Provisioning
- Practical experience with Kubernetes, Docker/containers, Helm, YAML, Linux administration, shell scripting, and distributed system troubleshooting
- Strong SQL knowledge and experience with REST APIs, SOAP, SNMP, SFTP, and telecom charging integrations
- Good understanding of telecom protocols and interfaces, including Diameter, Gy, Ro, Sy, MAP, CAP, SMPP, SIP, SOAP, REST, and SNMP
- Excellent problem-solving skills
- Attention to detail
- Communication skills
- Stakeholder coordination
- Ability to work effectively in a fast-paced production environment
Desired Qualifications
- Experience with monitoring tools such as Huawei DigitalView, Grafana, Prometheus, ELK, SolarWinds, or SNMP-based monitoring tools
- Preferred certifications include CKA, CKAD, KCNA, Huawei HCIA/HCIP Cloud Computing, Huawei HCIA/HCIP Datacom, Huawei OCS/CBS training, Huawei DigitalFoundry training, RHCSA, RHCE, or ITIL Foundation
- Nice-to-have skills include OpenShift, VMware, Ansible, Git, Jenkins, CI/CD, Python, Bash, Kafka, Redis, and PostgreSQL
- Experience in migration, transformation, or coexistence projects involving Ericsson Charging System, Huawei OCS/CBS, or other telecom charging platforms
- Experience with Huawei OCS/CBS
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