Senior Core Network Test Engineer 5G/VoLTE, Customer-Facing

Capgemini Engineering; Newbury; On-site; GBP 65,000 - 85,000; Full time

Job summary

Capgemini is seeking a Voice/Data Core Senior Test Analyst to join the Newbury area. The role requires 5 days per week presence at the Newbury office, working across 2G/4G/5G technologies in the Core Network domain.

You will conduct requirements analysis, planning, and test execution while coordinating with offshore teams and reporting defects to customers. The ideal candidate has hands-on CS/IMS experience (VoNR/VoLTE/VoWiFi), strong problem-solving skills, and familiarity with tools like QXDM,

Qualifications

• Strong analytical skills for requirements analysis and test planning.
• Hands-on testing across CS, IMS and 5G call flows.
• Experience interfacing with customers and vendors.

Responsibilities

• Requirements analysis, test planning, test scheduling, test case execution.
• Defect management and test reporting to customers.
• Interfacing with offshore team and vendors as needed.

Skills

5G technologies

Core Network – Voice/Data

CS/IMS VoNR VoLTE VoWiFi

offshore team management

IP provisioning basics

Troubleshooting & debugging

Vodafone network experience

Defect reproduction & verification

Tools

QXDM

QCAT

Shannon

NLT

Wireshark

OpenText ALM

Job description

Capgemini is seeking a Voice/Data Core Senior Test Analyst to join the Newbury area. The role requires 5 days per week presence at the Newbury office, working across 2G/4G/5G technologies in the Core Network domain.

You will conduct requirements analysis, planning, and test execution while coordinating with offshore teams and reporting defects to customers. The ideal candidate has hands-on CS/IMS experience (VoNR/VoLTE/VoWiFi), strong problem-solving skills, and familiarity with tools like QXDM,