Technical Authority PS Core📣 Job Ad

About the Role

Ericsson is seeking a Technical Authority PS Core to join its Managed Services team in Riyadh. This full-time role is integral to delivering services aligned with the Ericsson Operations Engine, focusing on technology leadership and operational excellence within core and cloud domains.

Role Context and Scope

The specialist provides technology leadership, expertise, operational support, and automation enablement across the full lifecycle of Create, Sustain, and Evolve. This encompasses Core and Cloud domains, including CS Core, PS Core, IMS, IP Core, EPC, and various Cloud environments. The role supports operational excellence across mobile core networks by ensuring service availability, performance, capacity management, troubleshooting, automation development, and customer experience improvement activities.

Core and Cloud Operations

• Perform daily health checks, quarterly audits, and special events audits on Ericsson PS Core nodes, including MME, SGSN, GGSN, SAPC, EPG, PCC/PCG, SMF/UPF, and related core network elements.
• Troubleshoot and resolve network faults, performance degradation issues, and capacity-related trouble tickets.
• Manage subscriber sessions, PDP contexts, bearer handling, and IMSI tracing activities.
• Implement and configure APNs, IMSI ranges, rating groups, QoS profiles, and PCC policies.
• Configure PDR/QER/FAR/URR policies and support integration with PCRF/SAPC platforms.
• Manage DNS, NAPTR, and SRV configurations for IMS and EPC services.
• Support integration and onboarding of new PS Core nodes, including vEPG, vMME, and vUPF, in Cloud/Kubernetes environments.
• Plan and implement software upgrades, patches, feature implementations, and capacity expansions.
• Handle all Customer Service Requests (CSRs) with Customer Support teams.

Assurance and Incident Management

• Perform assurance support activities, including Change Introduction impact analysis, Business Requirement Impact Analysis, and complex change execution support.
• Support rollback and fallback decision processes during major changes.
• Support Incident Management activities, including complex incident resolution, critical incident handling, Problem Management initiation, and 3rd level functional escalation.
• Coordinate with suppliers, vendors, partners, and field services during incidents and operational escalations.
• Define and support KPI reporting, event correlation, and filtering mechanisms.
• Conduct proactive trend analysis to identify potential failures and improve recovery processes.

Customer Experience and Fulfillment

• Support Customer Experience Management activities, including customer experience analysis, issue resolution, and service improvement initiatives.
• Drive customer experience use case configuration, testing, and validation.
• Handle Service Fulfillment activities, including end-to-end service requests, software/package implementation, patch management, and configuration management.
• Perform standard change handling, feature implementation, and workaround execution/removal.
• Report on Service Resource Fulfillment KPIs and operational performance.

Automation and Cross-Domain Collaboration

• Support Analytics & Automation teams by identifying automation opportunities and defining automation requirements.
• Develop, maintain, and improve automated service delivery methodologies and automation solutions.
• Develop and maintain scripts using Bash, Python, Expect, AWK, or similar technologies for log parsing, KPI analysis, reporting, and automation.
• Investigate and troubleshoot automation component issues.
• Perform validation and acceptance of developed automation use cases.
• Build understanding of interfaces, protocols, and system parameters across multiple telecom domains to support cross-domain troubleshooting.
• Interface with E2E Service Experts and cross-domain squads to resolve service-impacting issues.
• Support Domain Support and Automated Operations teams with Core and Cloud expertise.

Qualifications and Experience

Candidates for this position should possess 5 to 10 years of experience in a relevant technical role within core and cloud network operations. A strong background in mobile core networks and cloud environments is essential for success in this role.