Senior Core Network & Cloud-Native Integration Engineer

ericsson telecommunications pte ltd; Singapore; On-site; SGD 180,000 - 260,000; Full time

Job summary

Ericsson Telecommunications Pte Ltd in Singapore seeks a Senior System Integrator specializing in Dual Mode Core. You will lead integration, deployment, migrations, and troubleshooting across live Tier-1 operator environments, interfacing traditional core networks with cloud-native infra.

You will drive cloud-native delivery, oversee upgrades, and coordinate root-cause analyses with Product Development Units to ensure high availability and rapid recovery.

Qualifications

• 8–12+ years in Telecom Core Network integration and support.
• Proven track record in Tier-1 operator environments.
• Strong background in cloud transformation, upgrades, migrations, and complex multi-domain troubleshooting.

Responsibilities

• Lead Integration & Deployment: install, configure, commission, and validate Ericsson DMC across 4G/5G Core.
• Own Cloud-Native Delivery: deploy DMC workloads on Ericsson cloud platforms; onboard CNFs; troubleshoot Kubernetes.
• Execute Upgrades & Lifecycle Management: lead in-service upgrades and maintenance, ensuring continuous service.
• Drive Troubleshooting & Incident Recovery: investigate issues with logs, traces, alarms; coordinate with Product Dev Units.
• Execute Change with Discipline: implement MOPs, pre-checks, health checks, post-validation; ensure sign-off before production.
• Optimise & Automate: analyze performance, assist capacity planning, build scripts, CI/CD, GitOps; reduce manual work.

Job description

Ericsson Telecommunications Pte Ltd in Singapore seeks a Senior System Integrator specializing in Dual Mode Core. You will lead integration, deployment, migrations, and troubleshooting across live Tier-1 operator environments, interfacing traditional core networks with cloud-native infra.

You will drive cloud-native delivery, oversee upgrades, and coordinate root-cause analyses with Product Development Units to ensure high availability and rapid recovery.