Service Reliability Engineer (GVMC)
Core
Monitor and maintain the health, performance, and reliability of Sky's 4G EPC and 5G SA Core network elements, including VoLTE/VoWiFi services and roaming operations.
Role type
Service Reliability Engineer (Network Operations)
Builds
24/7 operational stability for Sky's mobile core network and voice services
Domain
Telecommunications / Mobile Core Networks
Deliverable
infrastructure
Required skills
4G EPC architecture, 5G SA Core, VoLTE/VoWiFi call flows, IMS registration, SIP/Diameter signalling, GTP-C/GTP-U protocols, mobile roaming operations, MVNO models, CLI tools, IP networking fundamentals, change and incident management
Preferred skills
Problem-solving under pressure, adaptability to evolving technologies, articulating technical issues to non-technical audiences
Technologies
4G EPC, 5G SA Core, VoLTE, VoWiFi, IMS, SIP, Diameter, GTP-C, GTP-U, Comarch, Sev-One, Spark
Responsibilities
Monitor network health and performance using CLI and management tools; Triage network faults and alerts from monitoring platforms; Execute network repair actions per playbooks; Coordinate BAU change management activities; Act as 24/7 operational contact point for incidents and escalations; Manage inbound/outbound access requests and partner issues
Seniority
Individual Contributor, operational level
