RAN Network Domain Architect

Capgemini; Newbury; Hybrid; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Hybrid work model

Capgemini learning platform

Global telecom exposure

Job summary

Capgemini in the United Kingdom is seeking a RAN Network Domain Architect to specialise in autonomous RAN operations, RAN optimisation, and Open RAN integration. You will work with multi-vendor OSS, TM Forum standards, and RIC-based automation to design closed-loop RAN workflows.

The role requires experience in 4G/5G RAN architectures, telemetry and inventory data, and strong collaboration with AI/ML, policy, and security teams.

Qualifications

• Experience in telecom network architecture, operations, assurance, optimisation, or domain engineering.
• Strong understanding of autonomous network concepts and TM Forum Autonomous Network levels.
• Experience defining network KPIs, alarm models, performance models, and closed-loop remediation actions.
• Experience working with multi-vendor OSS and vendor domain platforms.
• Strong understanding of network telemetry, configuration, topology, and inventory data.
• Experience with intent management, policy management, and service assurance.
• Ability to work with AI/ML, automation, cybersecurity, and platform engineering teams.

Responsibilities

• Define autonomous RAN use cases including self-optimising RAN, self-healing RAN, interference management, energy optimisation, coverage optimisation, capacity optimisation, and fault prediction.
• Define RAN KPI models including accessibility, retainability, mobility, throughput, latency, PRB utilisation, interference, handover success, call drop, and energy KPIs.
• Develop closed-loop workflows for RAN optimisation using OSS, SON, RIC, EMS/NMS, and vendor automation platforms.
• Support Open RAN, near-real-time RIC, non-real-time RIC, xApps, rApps, and service management and orchestration concepts.
• Define RAN telemetry, configuration, topology, inventory, and performance data requirements.
• Support integration with RAN vendor platforms, OSS assurance systems, inventory, and orchestration layers.
• Validate RAN automation actions against policy, safety, customer impact, and operational risk.

Skills

RAN architecture

RAN KPIs

Open RAN

RIC xApps/rApps

OSS integration

Telemetry data

Policy management

AI/ML automation

Stakeholder management

Education

Telecom/network engineering

TM Forum certifications

Tools

TMF Open APIs

Vendor OSS interfaces

Open RAN platforms

Automation interfaces

Job description

Your RoleThe RAN Network Domain Architect will specialise in autonomous RAN operations, RAN optimisation, RAN assurance, Open RAN integration, RIC-based automation, and AI-driven RAN self-optimisation.Key ResponsibilitiesDefine autonomous RAN use cases including self-optimising RAN, self-healing RAN, interference management, energy optimisation, coverage optimisation, capacity optimisation, and fault prediction.Define RAN KPI models including accessibility, retainability, mobility, throughput, latency, PRB utilisation, interference, handover success, call drop, and energy KPIs.Develop closed-loop workflows for RAN optimisation using OSS, SON, RIC, EMS/NMS, and vendor automation platforms.Support Open RAN, near-real-time RIC, non-real-time RIC, xApps, rApps, and service management and orchestration concepts.Define RAN telemetry, configuration, topology, inventory, and performance data requirements.Support integration with RAN vendor platforms, OSS assurance systems, inventory, and orchestration layers.Validate RAN automation actions against policy, safety, customer impact, and operational risk.Your ProfileRequired SkillsRAN architecture for 4G/5G.RAN KPIs and optimisation.Open RAN, RIC, xApps, rApps.SON and closed-loop RAN optimisation.RAN inventory, topology, configuration, and performance data.Multi-vendor RAN OSS integration.TMF Open APIs and vendor automation interfaces.General Required Experience for Network Domain ArchitectExperience in telecom network architecture, operations, assurance, optimisation, or domain engineering.Strong understanding of autonomous network concepts and TM Forum Autonomous Network levels.Experience defining network KPIs, alarm models, performance models, and closed-loop remediation actions.Experience working with multi-vendor OSS and vendor domain platforms.Strong understanding of network telemetry, configuration, topology, and inventory data.Experience with intent management, policy management, and service assurance.Ability to work with AI/ML, automation, cybersecurity, and platform engineering teams.Strong documentation, communication, and stakeholder management skills.Vendor-Specific ExperienceEricsson RAN, Ericsson OSS/ENM, SON, automation and assurance interfaces.Nokia RAN, NetAct, SON, Nokia automation and assurance platforms.Samsung RAN or Open RAN solutions.Mavenir, Rakuten Symphony, Parallel Wireless, or other Open RAN ecosystem platforms.Preferred CertificationsTM Forum Autonomous Networks Practitioner.TM Forum Open API certification.Nokia, Ericsson, or cloud certifications/trainings relevant to the selected domain.If you're excited about this role but don’t meet every requirement, we stillencourage 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 platformsActive employee networks promoting diversity, equity and inclusion like OutFront, CapAbility or Women@CapgeminiCapgemini 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, andMeet the minimum essential criteria for the role.Please opt in during the application process.Capgemini. Make it real.Need to knowAll roles will require a level of security clearance; BPSS OR Security Clearance OR Developed Vetting.Location: This is a permanent role with Capgemini, offering a hybrid working model. The client is based in Newbury and occasional travel to the client site will be required.You can bring your whole self to work. At Capgemini building an inclusivefuture is part of everyday life and will be part of your working reality. We havebuilt a representative and welcoming environment, for everyone.About CapgeminiCapgemini 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