Geraldine Dagiste

Data Systems Enterprise Architect | Freelance

With 24 years of experience in technology, including 14 dedicated to architecture and data, I support Information Systems departments in implementing strategic transformations: IS transformation, data transformation, digital transformation. The transition to cloud, the implementation of Data Fabric and Data Mesh, data governance and protection (compliance, regulation, standards, security) in massive data ecosystems, service architecture, distributed architecture. The implementation of data-IA architecture.

I work with high-demand sectors: Aeronautics, Defense, Space, Aerospace, Transport, Insurance, Energy, Luxury, Culture, ICT. Among my references: EADS Airbus, AXA Group, TotalEnergies Group, La Poste Group (BGPN), Hermès, Université Paris Descartes, National Instruments.

My areas of expertise cover Data, System, Enterprise Architecture, as well as Solution and Foundation.

Methodologies: TOGAF, Zachman framework, DMBoK, ITIL, Agile (SAFe, Scrum), DDD

Compliance: GDPR, PIPA, PIPL, AI Act, HDS, SecNum ANSSI, HIPPA.

Deliverables: 360° Mappings (distributed, HLD/LLD), Data Model, Architecture Patterns, Architecture Design Documents (ADD), BPMN, DAT, CCTF, DSF, DST, DEX, UML Diagrams (Plant), Architecture Committee Presentation and Minutes, KPI, SLA.

Technical Environments: Salesforce, Microsoft Azure, Google Cloud Platform, Power BI, Talend ETL, IBM SPSS, Microsoft SSMS, AAS Tabular Model Cube, Dataverse, DWH, Data Factory, Power BI

Tools: LeanIX, Mega Hopex, Visio,

International experience London, Belgium, Luxembourg, with Asia-Pacific (APAC), Nordics collaborations. Fluent English and French.