IMS/VoLTE L2 Engineer

Role overview

Location

• The posting describes the role location as the Middle East (GCC Region).

Key responsibilities

• Administer, configure, and operate Nokia IMS Core, including CSCF, SBC, TAS, and related applications.
• Perform software upgrades, patch management, and capacity expansion for IMS network functions.
• Monitor KPIs, alarms, and system logs to ensure service continuity and stability.
• Troubleshoot incidents, faults, and performance degradation; conduct detailed root cause analysis.
• Maintain configuration baselines, change activities, and operational documentation.
• Collaborate with design and engineering teams on feature implementation and optimization.
• Participate in network changes and ensure risk-free execution in live networks.
• Lead preventive and corrective maintenance to sustain service quality.
• Identify automation and process-improvement opportunities within IMS operations.
• Support integration testing, acceptance, and commissioning of new IMS features and nodes.
• Prepare periodic health-check, KPI, and fault-analysis reports for management.

Requirements

• Proven expertise in Nokia IMS and VoLTE architectures.
• Deep understanding of SIP, Diameter, and IP networking protocols.
• Experience with OpenStack or KVM virtualization platforms and Linux OS.
• Hands-on experience troubleshooting call flows and SIP signaling using tools such as Wireshark.
• Familiarity with Kubernetes and Linux for operational efficiency.
• Understanding of performance monitoring, KPI management, and incident handling.
• Excellent documentation and analytical skills.
• Bachelor's degree in Telecommunications, Computer or Electronic Engineering, or equivalent.
• Able to work shifts to support 24/7 operations.