Network Engineer

• Write and maintain C++ code for 5G NR upper-layer and core interface protocols, including PDCP, eGTP-U/C, XnAP, and NGAP
• Learn and contribute to NTN-specific PDCP adaptations
• Support eGTP-U tunnelling work for the N3 user plane
• Contribute to XnAP interface procedures, including setup, UE context retrieval, handover preparation, and node configuration updates
• Contribute to NGAP procedures over N2, including UE messaging, context management, paging, and handover signalling
• Build test cases, simulation harnesses, and automation against 3GPP specifications
• Support Core Network and MNO integration teams in validating NGAP procedures
• Validate Xn/N2/N3 interfaces end-to-end across disaggregated vRAN and core network elements
• Debug interface-layer issues using Wireshark, tcpdump, custom dissectors, GDB, and log analysis
• Read 3GPP Rel-17/18 NR-NTN specifications and translate them into software requirements
• Participate in code reviews, architecture discussions, and technical documentation
• Use AI coding assistants across development, testing, and code review

Network Engineer jobs in Finland

Graduate Engineer, Network Solutions