Senior Wireless Core Engineer
Core
Operate, maintain, and architect Ericsson EPC CUPS and 5G SA core functions for a private network serving critical infrastructure.
Role type
Senior IC wireless core network engineer
Builds
Private LTE/5G core network services for critical infrastructure
Domain
Telecommunications / Critical Infrastructure
Required skills
Ericsson EPC CUPS stack operations, GTP-C/U/PFCP/Sx/Diameter/NAS trace analysis, root-cause analysis, Method of Procedures writing, regression testing, SIM provisioning, private APN management, KPI monitoring, network configuration, upgrade management
Preferred skills
Ericsson CNIS/NFVI operations, critical infrastructure utilities experience, public-safety private LTE, core edge routing and firewall engineering
Technologies
Ericsson EPC CUPS, CNIS, NFVI, PCC, PCG, CCDM, CCSM, CCPC, CCRC, EM, EDA2, GTP, PFCP, Diameter, S1-MME, NAS, Firewall
Responsibilities
Operate and maintain Ericsson EPC CUPS stack on CNIS/NFVI; capture and analyze network traces; perform root-cause analyses; write and execute Method of Procedures for configuration updates; provision SIMs and subscribers; build and maintain private APNs; monitor core network KPIs and alarms; support NOC as subject matter expert; take ownership of live core operations
Seniority
Senior, hands-on IC