SDM/UDM Migration Architect

Your Role

This role is an excellent opportunity for an experienced Solution Architect to work on high‑impact, next‑generation network transformation initiatives. The position offers the chance to work on complex multi‑vendor technologies across Ericsson and Nokia domains - making it ideal for someone who wants to deepen their technical expertise in SDM, routing design, provisioning, and large‑scale subscriber migrations. The role is hybrid (3 days onsite in Reading), offers a competitive salary, and provides exposure to cutting‑edge platforms and real‑world challenges that directly influence network evolution. Candidates will have the autonomy to shape architectural decisions, collaborate closely with industry experts, and work on projects that have nationwide visibility and business impact. This is a full‑time, high‑value, architect-level opportunity for individuals who want to grow technically and contribute meaningfully to major telco transformation programmes.

Your Profile

• Should be well versed to implement policy in DSC for routing across DB instances to fetch the Subs records to support migration triggered by Network.  Should be able to map parameters /attributes from E/// and corresponding params & flows in Nokia and adept the design wherever required.
• Must have node level experience in Ericsson SDM/CUDB,SLF , HLR/HSS and Nokia SDM/SDL, AUSF, UDM, Registers- HLR/HSS / EIR, PGW. 
• Should be well versed with Nokia provisioning methods including SPML scripting, SOPA UI, LDAP, Netcracker provisioning. Strong knowledge of Nokia SDLA.

If you're excited about this role but don’t meet every requirement, we still encourage you to apply, your unique experience could be just what we need.

Make it real – what does it mean for you?​

• Exposure to top global companies working withCapgemini (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​

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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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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 3 days' presence at the Reading office.

• You can bring your whole self to work. At Capgemini building an inclusive futureis part of everyday life and will be part of your working reality. We have built arepresentative 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.​

Make it real | www.capgemini.com​

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