Senior 5G SA Systems Engineer for Private Networks

Recruit-It; Centurion; On-site; ZAR 900,000 - 1,300,000; Full time

Job summary

Recruit-It seeks a Senior 5G Systems Engineer to lead the deployment, integration, and operation of Private 5G SA solutions. You will bridge Linux systems, enterprise networking, and 5G core architecture, taking networks from deployment to steady-state operations.

You will perform deep troubleshooting across Linux OS, transport, gNodeB, and 5G SA core services, while ensuring uptime and SLA compliance across customer sites.

Qualifications

• 5+ years of hands-on experience in mobile/telecom environments with direct exposure to 5G SA architecture.
• Proficiency in Linux OS administration (Ubuntu/Debian, RHEL/CentOS) including diagnostics, scripting, and networking configuration.
• Strong L2/L3 enterprise networking knowledge (switching, routing, VLANs, IPsec/VPNs) and packet analysis tools (Wireshark/tcpdump).
• Knowledge of 5G SA core elements (AMF, SMF, UPF) and RAN interfaces; ability to troubleshoot end-to-end workflows.

Responsibilities

• Deployment and integration: Install, configure, and commission Private 5G SA Core and RAN components across customer sites and edge environments.
• Full-stack troubleshooting: Diagnose complex performance issues from Linux to gNodeB and 5G SA Core services.
• Systems administration: Manage Linux-based hardware and virtualized runtimes supporting 5G network functions (containers/K8s or VMs).
• L2/L3 network configuration: Configure VLANs, routing, VPNs, security integrations tied to the 5G transport network.
• Operations and support: Provide tier-3 escalation support ensuring uptime and SLA adherence.
• Documentation and handoff: Maintain topology diagrams, config archives, scripts, and SOPs.

Skills

Linux systems engineering

L2/L3 networking

5G SA knowledge

Troubleshooting

Self-starter

Communication

Education

Grade 12 / Matric Certificate

Tools

Docker

Kubernetes

OpenShift

Wireshark

tcpdump

Job description

Recruit-It seeks a Senior 5G Systems Engineer to lead the deployment, integration, and operation of Private 5G SA solutions. You will bridge Linux systems, enterprise networking, and 5G core architecture, taking networks from deployment to steady-state operations.

You will perform deep troubleshooting across Linux OS, transport, gNodeB, and 5G SA core services, while ensuring uptime and SLA compliance across customer sites.