Core Network Senior Test Engineer

Capgemini Engineering; Abingdon; On-site; GBP 52,000 - 68,000; Full time

Benefits offered by this job

Digital learning platforms

Global client exposure

Diversity networks

Job summary

Capgemini is seeking a Voice/Data Core Senior Test Analyst to work onsite at the Newbury area. You will perform requirements analysis, test planning and scheduling, execute test cases, manage defects, and provide test reports to the customer while interfacing with customers and vendors.

The role requires strong knowledge of 2G/4G/5G technologies, core voice/data networks, and CS/IMS with VoNR/VoLTE/VoWiFi; offshore team coordination experience is preferred.

Qualifications

• Experience with 2G/4G/5G technologies in core networks.
• Hands-on CS/IMS and 5G SA call flows experience.
• Experience in handling offshore teams.

Responsibilities

• Requirements analysis
• Test planning
• Test scheduling
• Test cases execution
• Defect management
• Test reporting to Customer
• Regular interfacing with customers and vendors

Skills

2G/4G/5G knowledge

Core Network – Voice and Data

QXDM

QCAT

Shannon

NLT

S1/NG interface messages

CS/IMS VoNR/VoLTE/VoWiFi

5G SA call flows

Issue reproduction/validation

Offshore team experience

Tools

Wireshark

OpenText ALM

Job description

Your Role

Role: Voice/Data Core Senior Test Analyst

Location: 5 days from Newbury office

Responsibilities

• Requirements analysis
• Test planning
• Test scheduling
• Test cases execution
• Defect management
• Test reporting to Customer
• Regular interfacing with customers and vendors

Qualifications

• Strong Knowledge on 2G, 4G and 5G technologies.
• Working knowledge in Core Network – Voice and Data
• Working knowledge in tools like QXDM/QCAT, Shannon and NLT across different chipsets.
• Strong knowledge between device and RAN message exchange, S1 and NG interface messages.
• Hands‑on experience in CS, IMS (VoNR/VoLTE/VoWiFi) and 5G SA call flows.
• Responsible for issue reproduction, verification and validation of fixes provided.
• Experience in handling the offshore team.

Preferred Skills

• Basic knowledge in IP and Network provisioning systems.
• Troubleshooting and debugging skills using tools like Wireshark.
• Any experience on Vodafone network.
• Quality Management Tools: OpenText ALM.

Benefits

• Exposure to top global companies working with Capgemini (145 of the Fortune 500 companies)
• Open access to digital learning platforms
• Active employee networks promoting diversity, equity and inclusion like OutFront, CapAbility or Women@Capgemini

Other Information

• All roles will require a level of security clearance; BPSS OR Security Clearance OR Developed Vetting.
• Location: This role requires 5 days' presence at the Newbury office.
• You can bring your whole self to work. At Capgemini building an inclusive future is part of everyday life and will be part of your working reality. We have built a representative and welcoming environment, for everyone.

EEO Statement

Capgemini Is Proud To Be a Disability Confident Employer (Level 2) Under The UK Government’s Disability Confident Scheme. As Part Of Our Commitment To Inclusive Recruitment, We Will Offer An Interview To All Candidates Who

• Declare they have a disability, and
• Meet the minimum essential criteria for the role.
• Please opt in during the application process.

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