Voice Core Network Delivery Engineer (5G/4G/3G)

Location: Napoli, Milano, Ivrea and Torino

Role Purpose Integrate Voice Core technologies and functions into Vodafone-managed networks, aligning with the domain’s strategy and goals. This role covers the full engineering lifecycle—requirements, design, testing, acceptance, integration, and deployment—ensuring in-service performance matches design intent. Focus areas include 2G/3G/4G and 5G core network functions linked to customer data repositories (HLR, HSS, CSDB, UDM), signalling network functions (STP, DRA, SCP), IP multimedia systems (TAS, CSCF, SBC, ENUM/DNS), and mobile switching centres (TSC, MSS, MGW). The role will define low-level designs, support engineering and development of the Voice Core Network, ensure quality, availability, and robustness, perform acceptance tests for new software and network elements, guarantee end-to-end integration—including interconnect with other operators—and promote harmonization across countries.

What you’ll do

Detailed Planning and Integration: Oversee detailed planning, low-level design, configuration, and integration with mobile and fixed interconnected operators.

Lifecycle Management: Manage the lifecycle of systems within the Voice Core domain.

Hardware and Software Acceptance: Ensure hardware and software acceptance in the network, meeting business functional requirements and operational suitability.

Integration Testing: Conduct integration testing of new technologies and services, collaborating with suppliers, Operations, Security, Regulatory, and other group functions.

Stakeholder Collaboration: Work with all stakeholders to ensure timely delivery of functionality and quality in projects, making decisions where Voice Core is the lead domain.

Network and service performance targets: Ensure availability and performance targets are met, measured by internal and external drive trials, maintaining in‑service performance, timeliness, and quality of delivery.

Who you are

Collaboration and Problem Solving: Strong competence in collaboration, problem‑solving, and applied thinking based on evidence and data.

Telecommunication Network Design: Experienced in designing telecommunication networks with a solid understanding of architectural principles.

Solution Engineering and Optimization: Proficient in engineering and optimizing solutions considering long‑term and short‑term objectives, customer experience, cost efficiency, and network complexity.

Cross‑Functional and Cultural Collaboration: Ability to work across multi‑functional and cultural boundaries to transform ways of working, enhancing results and driving change.

Must have technical / professional qualifications

Degree qualified.

Fluent in Italian and English (at least B2/Upper Intermediate).

At least 2 years professional experience in Telecommunications.

Knowledge of telecommunication principles and protocols.

Expert in the engineering of core mobile networks for 2G, 3G, 4G and 5G technologies.

Preferred experience with network virtualization and containerization solutions, as well as transport and networking technologies, including routing and switching protocols, and IPv4/6.

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