Technical Business Analyst (DV Security Clearance)

Category: Business Analysis (functional and technical)

Main location: United Kingdom, Greater London, London

Position ID: J0225-1481

Employment Type: Full Time

Position Description:

CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named one of the ‘World’s Best Employers’ by Forbes magazine. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a member not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you’ll be part of an open, friendly community of experts. We’ll train and support you in taking your career wherever you want it to go.

The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We bring innovation to our clients using proven and emerging technologies, agile delivery processes and our deep expertise across the breadth of space, defence, intelligence, aerospace and maritime, all underpinned by our end-to-end cyber capability. We work collaboratively with global technology companies, cutting edge SMEs and academia to deliver the optimal solution for each client.

Our roles are only available if you hold a UK Security Clearance and are a sole UK National due to the secure nature of the project. You will either hold a higher level clearance or be willing to obtain it. Any individual without security clearance is welcome to apply and will always be considered for this or wider opportunities in CGI, where appropriate.

We’re looking to grow our Data Office team, working directly with the client to ensure that all aspects of their Data Management strategy are delivered.

Your future duties and responsibilities:

• As a Technical BA you will be responsible for:

• Data Modelling

• Design and develop Conceptual, Logical, and Physical Data Models to support robust data architectures.
• Produce high-quality documentation including data dictionaries, database designs, and data flow diagrams.
• Work with Ontologies and Knowledge Graphs to enhance semantic understanding of data.
• Utilise modelling tools such as Visio, Sparx Enterprise Architect, or Draw.IO.
• Apply modelling languages such as UML or Express-G to effectively communicate data structures.

• Data Standards & Governance

• Author and maintain detailed technical specifications and documentation.
• Lead efforts to assure systems and data models against internal and industry standards.
• Develop, promote, and govern data standards across teams and business units.
• Act as a champion for data quality and consistency, influencing stakeholders to adopt best practices.

• Metadata Management

• Design and implement Data Catalogues and Metadata Repositories to support data discovery and lineage tracking.
• Use industry tools such as Apache Atlas, Hive Metastore, AWS Glue, or AWS DataZone to manage metadata assets.

• Data Architecture & Business Alignment

• Collaborate with stakeholders to translate business problems into scalable data solutions.
• Contribute to the design and implementation of modern data platforms including data lakes, data warehouses, data pipelines, data meshes, and data marketplaces.

Required qualifications to be successful in this role:

• Proven experience in data modelling, including development of conceptual, logical, and physical data models.
• Strong ability to create and interpret data dictionaries, database designs, and data flow diagrams.
• Familiarity with ontologies and knowledge graphs in a data architecture context.
• Proficiency in using modelling tools such as Visio, Sparx Enterprise Architect, or Draw.IO.
• Competency in modelling languages such as UML and Express-G.
• Hands-on experience writing technical specifications and conducting technical assurance against established data standards.
• Demonstrated leadership in the development and governance of data standards within an organisation.
• Experience designing or developing data catalogues and metadata repositories.
• Working knowledge of metadata management tools like Apache Atlas, Hive Metastore, AWS Glue, or AWS DataZone.
• Solid understanding of modern data architectures, with involvement in designing data lakes, data warehouses, pipelines, meshes, or marketplaces.
• Strong communication skills, with the ability to translate business needs into data-driven solutions.

Skills:

• Business Analysis
• Data Modeling
• Data Quality Management
• Data Warehousing

What you can expect from us:

Together, as owners, let’s turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you’ll reach your full potential because… You are invited to be an owner from day 1 as we work together to bring our Dream to life. That’s why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company’s strategy and direction. Your work creates value. You’ll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise. You’ll shape your career by joining a company built to grow and last. You’ll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons. Come join our team—one of the largest IT and business consulting services firms in the world.