Packet-Switched (PS) Core Optimization SME at MacTay Consulting

Job Summary:

• We are now looking for a PS Core Optimization SME, who will be responsible for analyzing, designing, and driving the optimization of the Packet Core network to improve its performance. In this role, you will lead assignments that require design, performance optimization (KPI, QoS, QoE) in EPC and PS Core, driving end-to-end improvements in user experience from the Core network perspective.

Responsibilities:

• Analyze the performance and resources on the core and data network.
• 2G/3G/4G/5G data systems dimensioning, design, optimization, and acceptance of the nodes within EPC and 5G SA/NSA.
• Drive initiatives to improve network performance and end-user quality.
• End-user quality of service optimization.
• In-depth audits on parameters, features, and design of the EPC to provide actionable improvement plans in the network.
• Automate processes related to technical audits, network performance monitoring, reporting, and corrective action deployments.
• Develop automation scripts using tools like Python, Shell scripting, or similar to reduce manual intervention and increase efficiency.
• Analyze customer technology and business requirements and participate in risk analysis.
• Develop technical presentations and proposals and perform customer presentations.
• Participate in knowledge transfer, documentation, and information sharing.
• Support in identifying business opportunities and presales activities.
• Stay abreast of new technology/technical areas within the domain, especially in areas of AI and machine learning.
• Provide domain expertise to support back-office and planning functions.
• Evaluate the impact of change due to new technology, node upgrades, and new features added to the PS Core network.

Requirements:

• Degree in Engineering, preferably in Electronics, Computer Science, Telecommunication, or equivalent.
• Minimum 8 years of experience in Packet Core/EPC (relevant experience on Ericsson platforms, Multivendor experience is a plus).
• Expert knowledge of Network Architecture, signaling, traffic cases, and data flows in technologies of 2G, 3G, 4G & 5G NSA/SA.
• Expertise in automation, scripting (Python, Shell, etc.), and familiarity with AI/ML applications in network optimization.
• Hands-on experience in programming, data analysis, and automation frameworks.
• Domain experience: PS/EPC, 5G NSA/SA.
• Deep knowledge of KPI formulae, KPI degradation, and KPI improvement for EPC.
• Core network performance/configuration parameters and their interpretation and usage.
• Experience with AI and ML in data-driven network optimization, predictive maintenance, and anomaly detection.