Overview

Weare seeking an experienced Ericsson Core Network Architect to design,implement, and optimize next-generation 4G/5G Core Network solutions. The idealcandidate will be responsible for architecting scalable, secure, andhigh-performing packet core and IMS solutions while driving cloud-nativedeployments, network integration, and lifecycle management. This role requiresclose collaboration with engineering, operations, and customer teams to deliverreliable telecom solutions aligned with business and technical objectives.

Key Responsibilities

• Design and develop High-Level Designs (HLDs) and Low-Level Designs (LLDs) for Ericsson 4G/5G Core Network solutions, including Standalone (SA) and Non-Standalone (NSA) architectures
• Lead the deployment, integration, and configuration of Core Network Functions (CNFs) and Virtual Network Functions (VNFs) in cloud-native environments
• Collaborate with cross-functional teams to translate business and technical requirements into scalable network solutions
• Drive capacity planning, performance optimization, and lifecycle management of core network platforms
• Plan and execute software upgrades, migrations, and system enhancements with minimal service impact
• Troubleshoot complex network issues related to signaling and user-plane traffic, ensuring timely resolution
• Support network integration, interoperability, and end-to-end validation activities
• Ensure solution designs comply with industry standards, security requirements, and Ericsson best practices
• Prepare and maintain technical documentation, architecture diagrams, and implementation guides
• Provide technical leadership and guidance to engineering teams while supporting customer engagements and solution reviews

Person Specifications

• Bachelor's degree in Telecommunications, Computer Science, Information Technology, Engineering, or a related field
• Minimum 8+ years of experience in telecom core network architecture, solution design, or deployment
• Strong expertise in Ericsson 4G/5G Core Network technologies and 3GPP standards
• In-depth knowledge of core network functions including AMF, SMF, UPF, MME, SGW, PGW, NRF, DNS, and IMS
• Strong understanding of 4G/5G mobile network architecture, end-to-end call flows, and telecom protocols (TCP/IP, QUIC, SS7)
• Experience with NFV/SDN, Docker, Kubernetes, OpenShift, and cloud-native platforms
• Proficiency in network analysis and troubleshooting tools such as Wireshark