Ingeniero Senior Core 5G & EPC – Impacto y Innovación

NTT DATA, Inc.; Chile; On-site; CLP 45,000,000 - 65,000,000; Full time

Benefits offered by this job

Día libre por cumpleaños

Acceso a plataformas de aprendizaje

Seguro de salud para ti y tu familia

Job summary

NTT DATA, Inc. in Chile seeks an accomplished Core Network engineer with 7+ years in LTE/5G design, optimization and operation. You will monitor EPC/5G Core platforms, troubleshoot complex incidents, and collaborate with RAN, IP transit and other teams to ensure service quality and reliability.

The role involves driving improvements, maintaining docs, and supporting migrations of 4G/5G services. On-site work with a diverse, inclusive team focused on impactful technology.

Qualifications

• 7+ years of experience in design, optimization and/or operation of Core Network with LTE/5G.

Responsibilities

• Monitor and ensure availability and stability of EPC, IMS and 5G Core platforms.
• Perform advanced troubleshooting of data sessions, mobility, and voice services, with root-cause analysis.
• Operate and analyze EPC and 5GC components, including session management, authentication, mobility, and service connectivity.
• Monitor IMS, VoLTE and VoWiFi services, analysing SIP and Diameter signaling.
• Manage Core performance, capacity trends, saturation risks, and optimization opportunities.
• Analyze End-to-End impacts and coordinate resolution with RAN, Transport, and other teams.
• Execute changes and maintenance on production platforms with validation, rollout plans and rollback contingency.
• Contribute to integrations, migrations, and evolution of 4G/5G services and platforms.
• Maintain technical documentation, diagrams, procedures and troubleshooting guides.
• Drive automation initiatives to improve stability and operational efficiency of the Core.

Skills

Core Network design

LTE/5G Core

IMS for VoBB/VoLTE/VoWiFi

Troubleshooting complex incidents

Network protocols (SIP, Diameter)

NFV & Cloud Core

QoS End-to-End

Performance and capacity analysis

Education

Bachelor's degree in Telecommunications/Computer Engineering or related field

Tools

EPC/5G Core platforms

RAN/TX transport and IP networks

Job description

NTT DATA, Inc. in Chile seeks an accomplished Core Network engineer with 7+ years in LTE/5G design, optimization and operation. You will monitor EPC/5G Core platforms, troubleshoot complex incidents, and collaborate with RAN, IP transit and other teams to ensure service quality and reliability.

The role involves driving improvements, maintaining docs, and supporting migrations of 4G/5G services. On-site work with a diverse, inclusive team focused on impactful technology.