Mobile Core Network Engineer

Mobile Core Network Engineer

Fastweb + Vodafone is looking for two Mobile Core Network Engineer profiles to join the Technology Team. The position is full‑time, based in Milan with a hybrid working arrangement. Responsibilities

• Design and develop mobile architectures and solutions for 2G, 4G and 5G (NSA/SA).
• Define service requirements and conduct technology scouting in direct collaboration with suppliers.
• Prepare and maintain technical documentation related to network design.
• Plan and manage project phases, coordinating suppliers and internal resources.
• Support validation activities and release in service.
• Work on the following macro domains: Mobile Packet Core (EPC/5GC) and related services, eSIM/SIM management, Mobile Messaging, VoLTE/VoWiFi, Subscriber Data Management (SDM – HLR/HSS/UDM), signalling for reporting plans (MAP, CAP, DIAMETER).
• Relate with business functions for translating service requirements, with Operations for post‑deployment support, and with Cybersecurity for implementing network security measures.

Qualifications

• Bachelor’s degree in Telecommunication Engineering, Computer Engineering or related field.
• Deep knowledge of Core LTE/EPC (MME, SGW, PGW, PCRF, HSS, etc.) and Core 5GC (AMF, SMF, UPF, PCF, UDM/AUSF, etc.).
• Familiarity with 5G SA service‑based architecture (SBA) and RESTful APIs.
• Experience with virtualization technologies (VMware, KVM) and containerization (Kubernetes) in cloud‑native environments.
• Knowledge of IMS and CS voice networks.
• Experience in 2G/4G signalling and associated platforms (STP, DRA).
• Basic understanding of mobile terminal ecosystem, VoLTE services, SIM/eSIM profile definitions, and Over‑The‑Air management.
• Basic knowledge of mobile messaging architecture (SMSC/MMSC) and related protocols (MTP, SCCP, TCAP, MAP, SMPP).
• Strong troubleshooting and KPI analysis skills, including log and trace monitoring.
• Good understanding of networking fundamentals and major Layer 2/3 protocols (ARP, STP, RSTP, VRRP, BGP, OSPF).
• Excellent English language proficiency.
• Result‑orientated, team‑player with flexibility, proactivity and strong interpersonal skills.

Location and Working Conditions

• Location: Milan, hybrid working.
• Contract: Full‑time, permanent.
• Workplace: Inclusive environment; equal opportunities regardless of gender, gender identity, sexual orientation, ethnicity, age, religion or disability.

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