Core Network Engineer
Core
Designing and optimizing IP infrastructure, GRX/IPX interconnectivity, and global PoP structures for a multi-site data center network serving mobile travelers.
Role type
Senior Core Network Engineer (Telecom)
Builds
Multi-site data center LAN/WAN networks, global roaming interconnects, and signaling/user plane transport systems.
Domain
Telecommunications, Core Network, Roaming
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
IP infrastructure design, GRX/IPX interconnectivity, WAN network strategy, GGSN/PGW/DPI configuration, Diameter routing, GTP, Sigtran (MAP, CAP), REST API, BGP, roaming agreement integration, network debugging, performance optimization
Preferred skills
IREG Testing experience, international working experience
Technologies
GGSN, PGW, DPI, HLR, HSS, SBC, FW, Routers, Sigtran, Diameter, REST API, BGP
Responsibilities
Designing the IP infrastructure of multi-site data centers, defining WAN network strategy, leading data centre LAN and WAN network configuration, integrating direct and sponsored roaming agreements, tracing signalling and user plane transport for debugging, acting as primary interface between Core Network, Platform, and Network Operations teams, supporting deployments, rollouts, and performance improvements
Seniority
Mid-Senior, hands-on IC