Core Engineer

Sis · Riyadh, Saudi Arabia · Posted 27 Oct 2026

About the job

A Core Engineer is sought by a telecom company in Riyadh, Saudi Arabia. The role involves working with Ericsson CS/PS Core Networks and IMS.

Responsibilities

• Monitor and troubleshoot CS, PS, and IMS Core Networks
• Handle configuration changes and troubleshooting for various nodes
• Perform fault management and incident resolution
• Support change management activities and CR implementation
• Troubleshoot network signaling issues
• Collaborate with technical teams to enhance network performance

Requirements

• Bachelor's degree in Electrical, Electronics, or Communications Engineering
• 3+ years of experience in Ericsson CS/PS Core troubleshooting
• Hands-on experience with Ericsson Voice Core nodes
• Experience in L2 operations and troubleshooting of IMS nodes
• Good knowledge of 2G/3G/4G Core Networks and signaling flows
• Previous Ericsson experience is mandatory

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