AVP-E2E Core Architectures

1. Defining and Driving Core Network Architecture & Framework

• Develop and maintain a holistic End-to-End Core Network Architecture framework, covering MSS, MGW, EPC (4G), 5G Core, IMS, VoLTE, Policy (PCRF/PCF), Subscriber Management (HSS/UDM), Roaming, Network Exposure (NEF), and API capabilities.
• Provide technical leadership and architectural guidelines to the Core Planning & Engineering teams to ensure consistency with the defined framework.
• Define and document best practices, reference architectures, and technology roadmaps for core network evolution.
• Ensure a scalable, resilient, and future-ready transition from legacy systems to NFV and Cloud-Native 5G Core (SA), while optimizing TCO.

2. Technology Evolution, Roadmap Development & Network Exposure

• Lead the transformation from EPC to 5G SA Core, ensuring seamless migration and interoperability.
• Drive edge cloud deployments, enabling Multi-Access Edge Computing (MEC) and network slicing for 5G use cases.
• Define strategic guidance for VoLTE/ViLTE/VoNR interworking and seamless roaming between 4G, 5G NSA, and 5G SA networks.
• Understand implementation of AI/ML-driven automation for network optimization, predictive maintenance, and anomaly detection.
• Understand Network Exposure Function (NEF) and API capabilities are leveraged for service innovation, application integration, and new revenue streams.

3. Core Network Planning, Design, and Engineering Guidance

• Collaborate with the Core Planning & Engineering teams to translate architectural blueprints into detailed network designs.
• Ensure that the network capacity, performance, and resiliency plans align with the agreed architecture.
• Provide network dimensioning guidelines to ensure scalability and future growth of voice, data, and signaling services.
• Ensure seamless integration of legacy (2G/3G) roaming with 4G/5G networks, including VoLTE and VoNR interworking.
• Define TCO optimization strategies, ensuring cost-effective network expansion, NFV/CNF efficiency, and cloud resource optimization.

5. Ensuring Network Resiliency, High Availability & Disaster Recovery

• Design and implement resilient network architectures ensuring high availability, self-healing, and geo-redundancy.
• Develop and maintain disaster recovery and business continuity plans for core network functions.
• Leverage cloud-native architectures to ensure dynamic scaling, load balancing, and failure mitigation.

6. Vendor and Partner Management

• Engage with leading telecom vendors (Ericsson, Nokia, Huawei, Cisco, Mavenir, etc.) for solution alignment.
• Lead Proof-of-Concepts (PoC) and technology evaluations for next-gen core innovations.

7. Governance, Compliance & Security

• Ensure compliance with 3GPP, GSMA, ITU, ETSI NFV, and security best practices.
• Implement network security measures for signaling, interconnect, and data integrity.
• Collaborate with regulators, cybersecurity, and legal teams to ensure adherence to policies.

8. Leadership, Stakeholder Engagement & Technology Strategy Alignment

• Provide insights and updates to VP, SPV level executives, regulatory bodies, and technology stakeholders.
• Collaborate and coordinate with the Technology Strategy team to ensure E2E technology strategy alignment.

Qualifications

• 10+ years of experience in Telecom Core Networks, with expertise in 2G, 4G, 5G NSA, and 5G SA Core Network architectures, including MSS. IMS, VoLTE, ViLTE, VoNR, Policy Control (PCRF/PCF), Subscriber Management (HSS/UDM) and Roaming
• Ability to define network architecture frameworks and guide the Core Planning & Engineering teams in network design and implementation.
• Good understanding and working knowledge of international technology standards, frameworks and standards bodies including but not limited to 3GPP, IETF, ETSI, TMF, Broadband Forum, ITU, GSMA etc.
• Deep understanding of core network signaling flow, including SS7, Diameter, SIP, HTTP/2, GTP and 5G signaling.

Skills

• Cloud-native and NFV/CNF transformation, with experience in OpenStack, Kubernetes and telco cloud platforms (for example AWS, Azure, GCP).
• Automation & AI/ML-driven network management, including CI/CD and network slicing orchestration.
• Expertise in roaming architecture, ensuring seamless interworking across VoLTE, VoNR, and 5G SA roaming models.
• Cost-effective transformation and TCO optimization, balancing performance, scalability, and financial efficiency.
• Strong understanding of network resiliency, disaster recovery, and high-availability architectures.
• Ability to lead collaboration across technology teams, business units, and executive leadership to drive E2E network transformation.
• Strong communication and stakeholder engagement skills to align cross-functional teams towards a common vision.
• Proven ability to convince and influence decision-makers by presenting technically sound, cost-effective, and future-proof solutions that align with company objectives