Core Engineer – Mobile Core Networks - Santiago

Job summary

The Core Engineer is responsible for the design, deployment, optimization, and maintenance of mobile core network infrastructure (EPC/5GC), ensuring reliable connectivity, service delivery, and integration with enterprise applications.

Responsibilities

• Design and implement mobile core network elements including SGSN, GGSN, MME, SGW, PGW, IMS, PCRF, OCS, EIR, and DNS.
• Lead integration and migration projects between virtual EPC platforms (e.g., Nokia, Ericsson).
• Perform capacity planning, network optimization, and troubleshooting across PS Core and MPLS Core.
• Support deployment of new services such as IoT, M2M, and national roaming.
• Develop High-Level Design (HLD) and Low-Level Design (LLD) documentation for LTE/5G networks.
• Ensure secure and resilient network architecture, incorporating cybersecurity best practices.
• Collaborate with cross-functional teams to support application services over LTE/5G infrastructure.
• Conduct incident resolution and performance analysis for EPC Core and backhaul.
• Manage disaster recovery planning and support models for core network operations.

Qualifications

• Degree in Electronic or Telecommunications Engineering.
• 10+ years of experience in mobile core network engineering.
• Strong knowledge of LTE/EPC and 5G Core architecture and protocols.
• Experience with virtualized core platforms (vEPC) and cloud-native infrastructure.
• Familiarity with cybersecurity standards and secure network design.
• Proficiency in Cisco, Huawei, Nokia, and Ericsson technologies.
• Hands-on experience with network planning, implementation, and optimization.

Skills

• Strong knowledge of LTE/EPC and 5G Core architecture and protocols.
• Experience with virtualized core platforms (vEPC) and cloud-native infrastructure.
• Familiarity with cybersecurity standards and secure network design.
• Proficiency in Cisco, Huawei, Nokia, and Ericsson technologies.
• Hands-on experience with network planning, implementation, and optimization.

Desired requirements

• Experience in mining industry deployments and private LTE/5G networks.
• Proven leadership in technical teams and strategic project execution.
• Ability to produce high-level documentation and communicate effectively with stakeholders.

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