Position: IMS/VoLTE L2 Engineer
Function: Core Network & IMS Operations
Location: Middle East (GCC Region)
About the RoleWe are seeking an experienced IMS Operations Engineer to join our client’s Core Network & IMS Operations team.
The role carries full technical ownership of Nokia IMS and VoLTE solutions, ensuring high service availability, performance and reliability across live network environments.
Key Responsibilities• Administer, configure and operate Nokia IMS Core (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.
• Conduct troubleshooting and detailed root cause analysis for incidents, faults and performance degradations.
• Prepare and maintain configuration baselines, change activities and operational documentation.
• Collaborate with design and engineering teams on feature implementation and optimization.
• Participate in network change activities, ensuring risk-free execution in live networks.
• Lead preventive and corrective maintenance activities 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.
• Generate 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 virtualization platforms (OpenStack/KVM) 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.
• Solid 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 in shifts to support 24/7 operations.
How to ApplyApply through the link in the post, or send your updated CV to [email protected] with the subject line “IMS/VoLTE L2 Engineer”.
