Expert - Voice Core & Control Design

About the role

We are looking for a senior expert to lead the design and solution architecture of 5G Core, Voice Core, and control networks. You will drive modernization, transformation, and migration initiatives for next‑generation voice and core services while ensuring resilience, business continuity, and regulatory compliance.

Key responsibilities

• Design and implement 5G Core, IMS, SBC, HSS, STP and other voice core & control network components.
• Support 5G SA Core, network slicing, private networks and edge‑use‑case deployments.
• Manage capacity, performance and expansion of voice and core control services.
• Coordinate with cross‑functional teams (Mobility, IT, Cybersecurity, Transport, Operations) for integration.
• Conduct end‑to‑end validation, testing and acceptance of VNFs/CNFs in NFV/Cloud environments.
• Validate vendor solutions, technical specifications (HLD, LLD, integration docs) and approve MOPs/BOQs.
• Lead RFX/RFP preparations, vendor evaluations and technology adoption.
• Ensure cybersecurity and data‑protection compliance in solution design.

Required profile

• Bachelor’s degree in Telecommunications, Computer Engineering or related field.
• 12+ years of telecom industry experience with deep expertise in 5G Core, Voice Core & Control design.
• Strong background in VoLTE, VoNR, VoWiFi, VoBB and signaling/control networks.
• Proven track record in tender preparation, architecture analysis, network automation and orchestration.
• Excellent communication, stakeholder management and problem‑solving skills.
• Fluent in English; Arabic is a plus.

Required skills

• 5G Core
• IMS
• SBC
• HSS
• STP
• VoLTE
• VoNR
• VoWiFi
• VoBB
• Network slicing
• Private networks
• Edge use‑case deployments
• Open RAN
• Telco Cloud
• NFV
• Cloud environments
• Data Protection
• Cybersecurity
• IMS
• NFV concepts