Core Network Senior Test Engineer

Role: Voice/Data Core Senior Test Analyst

Location: 5 days from Newbury office

Requirements analysis, test planning, test scheduling, test cases execution

Responsible for Defect management and Test reporting to Customer.

Should have excellent communication skills as the job required regular interfacing with customers and vendors.

Your Profile

• 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 fix 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.

Make it real – what does it mean for you?

• 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

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.

Capgemini. Make it real.

Need to know

• 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.

About Capgemini

Capgemini is an AI-powered global business and technology transformation partner, delivering tangible business value. We imagine the future of organisations and make it real with AI, technology and people. With our strong heritage of nearly 60 years, we are a responsible and diverse group of over 420,000 team members in more than 50 countries. We deliver end-to-end services and solutions with our deep industry expertise and strong partner ecosystem, leveraging our capabilities across strategy, technology, design, engineering and business operations. The Group reported 2025 global revenues of €22.5 billion.

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