Sr Specialist System Engineering (4G/5G Packet Core End-To-End Performance Test Coordinator )
Core
Offshore lead for load testing, performance testing, and operational support of 4G/5G packet core testing platforms and infrastructure.
Role type
Senior IC system engineering specialist (telecom performance testing)
Builds
Testing platforms, automation frameworks, and operational processes for 4G/5G network validation
Domain
Telecommunications (4G/5G Packet Core)
Deliverable
production ML models | product features | dashboards & analysis | infrastructure
Required skills
LTE/5G NSA/SA architecture expertise, Voice/Messaging service knowledge (VoLTE, VoWiFi, IR92, IR94, WPS, RTT, HTTP, N11), load/performance testing, automation-first practices, Jira workflow management, cross-team/vendor coordination, troubleshooting, capacity planning, documentation management
Preferred skills
LoadCore/Landslide/Spirent/CyPerf/RealUE platform experience, 24x7 operational support model, onshore/offshore delivery experience, Linux/virtualization/Kubernetes/cloud-native familiarity, AI-assisted operations, performance analytics
Technologies
Jira, LoadCore, Landslide, Spirent, CyPerf, RealUE, Linux, Kubernetes, cloud-native platforms
Responsibilities
Lead offshore load testing and test tool operational support; Provide technical support for certification, regression, performance, and service validation; Ensure load generation, traffic simulation, and automation platforms are operational; Troubleshoot and resolve tool, environment, and infrastructure issues; Coordinate with testing teams, NF owners, vendors, and onshore counterparts; Monitor tool health, platform performance, and capacity utilization; Manage support requests, incidents, and defects; Support software upgrades, patching, and lifecycle management; Drive automation-first operational practices; Provide status reporting, metrics, and risk assessments; Support 24x7 operations via follow-the-sun coordination across US, Europe, and India regions
Seniority
Senior, hands-on IC