Mobile Core Network Test Engineer — 5G & VoLTE Expert

Ingenio Global; Dublin; On-site; EUR 60,000 - 90,000; Full time

Job summary

Ingenio Global is seeking an experienced Mobile Core Network Test Engineer to join a complex, carrier-grade mobile network environment in Ireland. This hands-on contract role focuses on testing software and hardware upgrades, new service introductions, integration activity and end-to-end testing across 2G, 3G, 4G/VoLTE and 5G.

You will work with engineering, operations and vendor teams through planning, execution, troubleshooting and final validation, covering MSC/MGW, HLR/HSS, STP and IMS

Qualifications

• Hands-on testing of Mobile Core Network
• Experience with 2G/3G/4G/VoLTE/5G testing across upgrades and deployments
• Strong understanding of telecom signalling and call flows

Responsibilities

• Plan and execute testing for software and hardware upgrades
• Test the introduction of new network services
• Perform functional, integration, regression and end-to-end testing
• Conduct pre- and post-change validation
• Troubleshoot failed test scenarios and identify root causes
• Analyse signalling, network traces and call flows
• Document test results and track defects
• Collaborate with engineering, operations and vendor teams
• Support validation of changes across Mobile Core and IMS environments

Skills

Mobile Core Testing

2G/3G/4G/VoLTE/5G

Network Upgrades

Troubleshooting

Signalling & Call Flows

Telecom Networking

Tools

SIP

Diameter

SS7

SIGTRAN

Job description

Ingenio Global is seeking an experienced Mobile Core Network Test Engineer to join a complex, carrier-grade mobile network environment in Ireland. This hands-on contract role focuses on testing software and hardware upgrades, new service introductions, integration activity and end-to-end testing across 2G, 3G, 4G/VoLTE and 5G.

You will work with engineering, operations and vendor teams through planning, execution, troubleshooting and final validation, covering MSC/MGW, HLR/HSS, STP and IMS