OSS Data Architect

Capgemini Engineering; Abingdon; Hybrid; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Digital learning platforms access

Hybrid/Office 3 days per week in New–/

Job summary

Capgemini Engineering is seeking an OSS Data Architect to serve as the senior technical authority for end-to-end data extraction, connectivity and ingestion architecture. You will define the technical strategy and standardized patterns to integrate numerous on-prem OSS with the Cloud Platform, preferably GCP.

You will drive architectural strategy, governance, and security/compliance while leading cross-functional teams.

Qualifications

• 12-15+ years’ experience with 8-10+ years in data architecture and data integration in large enterprise environments.
• Experience designing data integration solutions for OSS domains (Inventory, Performance, Fault, Provisioning, Ticketing).
• Expert knowledge of multiple data ingestion patterns (batch, API, JDBC, real-time streaming).
• Deep understanding of hybrid cloud connectivity and security (VPNs, interconnects, firewalls, API security).
• Ability to create and govern reusable architectural patterns and standards for large teams.

Responsibilities

• Architectural Strategy & Design for end-to-end data extraction, connectivity and ingestion.
• Technical Governance & Standards development.
• Stakeholder Management & Technical Leadership across teams.
• Security & Compliance oversight across data pipelines.

Skills

Data architecture

Data integration

ETL/ELT

Data warehousing

API integration

Batch processing

Real-time data streaming

Hybrid cloud

Security & compliance

Governance

Tools

Terraform

CI/CD

Job description

Your role

Capgemini Engineering is looking for OSS Data Architect who will be the senior technical authority responsible for designing the end-to-end data extraction, connectivity, and ingestion architecture. You will define the technical strategy and standardized patterns for integrating dozens of complex, on-premise Operations Support Systems (OSS) with the Cloud Platform preferably GCP.

In this role you will play a key role in:

• Architectural Strategy & Design
• Technical Governance & Standards
• Stakeholder Management & Technical Leadership
• Security & Compliance

Your profile

• Overall 12-15+ years’ experience with 8-10+ years of experience in data architecture, with a significant focus on data integration, ETL/ELT, and data warehousing in large enterprise environments.
• Proven experience designing and implementing data integration solutions for a wide range of telecommunications OSS domains (e.g., Inventory, Performance, Fault, Provisioning, Ticketing etc).
• Expert-level knowledge of multiple data ingestion patterns, including batch file processing, API integration (REST/SOAP), RDBMS querying (JDBC), and real-time data streaming (CDC, Kafka, etc.).
• Deep understanding of hybrid cloud connectivity and security principles, including VPNs, dedicated interconnects, firewalls, and API security.
• Demonstrated ability to create and govern reusable architectural patterns and technical standards for large-scale development teams.

Highly Desirable

• Experience with Google Cloud Platform (GCP) services, particularly BigQuery, Dataflow, Pub/Sub, Cloud Interconnect, and Apigee.
• Experience with Infrastructure as Code (e.g., Terraform) and CI/CD principles in a data context (DataOps).
• Strong leadership and communication skills, with the ability to influence senior technical stakeholders and mentor other engineers.

Make it real - what does it mean for you?

• Open access to digital learning platforms
• Active employee networks promoting diversity, equity and inclusion like OutFront, CapAbility or Women@Capgemini

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.

Need to know

• Due to the nature of the project this role requires Sole UK National.
• This is a hybrid role requires 3 days/week office presence based in Newbury.
• 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 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