Job Description

Role & Responsibilities 5G/4G Oracle Packet Core Signalling & Policy charging expert Role description In this role, you will be responsible for Integration and providing technical support and services for Oracle Communications products, specifically focusing on the Signalling/Policy/Charging NF-s (STP,PCRF/PCEF, DPI, DRA, AAA ). You will be Responsible to Generate deliverables such as KPI reports, maintenance reports, health checks, high-level designs (HLD), scope documents, method of procedures (MoPs), acceptance test plans (ATPs), solution architecture and engineering documents (SAED), network architecture and planning documents (NAPD), and low-level designs (LLD). Responsibilities Support Managed Services for Oracle Communications products, with a strong focus on Oracle DSR and Oracle PCRF. Work on different infrastructure deployments, such as bare metal, virtualized, or cloud-based environments (IaaS or PaaS). Generate deliverables such as KPI reports, maintenance reports, health checks, high-level designs (HLD), scope documents, method of procedures (MoPs), acceptance test plans (ATPs), solution architecture and engineering documents (SAED), network architecture and planning documents (NAPD), and low-level designs (LLD). Responsible for integration of PCRF/PCEF, DPI, DRA, AAA along with other 5G Core Nodes. DRA routing table definitions, Diameter Interfaces integration on DRA. NPDB configurations (IMSI, DN, SPID),SCCP related Configuration, Sigtran / ATM/ TDM (LSL, HSL) configuration. Handled SCCP/ MTP traffic migrations and Configuration Changes GSM MAP Screening and TOBR based screening config. Hardware additions, software patch updates. Feature / Service enabling. Excellent knowledge of SS7 and DIAMETER call flows. Coordination with Planning/ Customer/Back office /Project etc, Adherence to Processes. Provide support for network monitoring, system installations, upgrades/downgrades, system migrations, troubleshooting, provisioning solutions, feature activation, custom script creation, scaling, and VNFM support. Knowledge of Diameter protocols and call flows (S6a, S6d, S13, SWx, Gx, Gy and other interface types). Solid understanding of Diameter (RFC 3588), Strong Technical competence on ORACLE Eagle 5 STP and ORACLE NPDB. Network Architecture and its subparts. Collaborate with customers to ensure technical compatibility with third-party products required for network implementations. Perform network node integration and design and integrate network nodes in 4G/LTE/IMS/5G networks. Qualifications and Experience Bachelor-s degree (B. Tech) in Computer Science, Telecommunication Engineering, or equivalent. Minimum of 15+ years of experience in a technical work environment, preferably in a subject matter expert (SME) role. Experience working with Oracle DSR and Oracle PCRF is desirable. Knowledge or working experience with other key Oracle products such as SCP/NRF/NSSF/PCF/BSF/NEF is an advantage. Familiarity with managed services, customer presentations, system installations, upgrades, feature testing, and troubleshooting in rotational shifts. Advanced knowledge of Diameter/SS7/Sigtran/GSM MAP/TCAP protocols, and familiarity with HTTP2 Diameter. In-depth understanding of PCRF/PCEF, DPI, DRA, AAA, Radius/Diameter, and Diameter interfaces (Gx, Gy, S6a, S13, Sy, Ro, Cx, Sh, etc.) used in 4G LTE and IMS environments. Experience working on complex telecom projects for the deployment of Diameter Nodes/applications in bare metal, virtual, and cloud environments.

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