Contract Length: 12 months, Inside IR35
Start Date: ASAP
Location: 3 days a week in Corsham
Clearance: SC clearance

We are seeking a Senior Data Architect to lead enterprise-wide data architecture for a complex Defence digital transformation programme. The role will focus on developing robust, secure, and future-proofed data strategies and models, ensuring interoperability across multiple COTS and bespoke systems.

This is a high-impact role requiring both strategic vision and hands-on expertise in designing enterprise data ecosystems, setting standards, and guiding stakeholders at all levels.

Key Responsibilities

Define and govern enterprise data architecture across medical, logistics, and operational domains
Develop conceptual, logical, and physical data models for integration across complex application landscapes
Map data dependencies, ensuring secure interoperability and reducing duplication/cost
Lead strategy for data repository and integration hub design, aligning with programme governance
Define master and reference data frameworks across domains (health, personnel, logistics, operational)
Establish metadata and data quality management standards, ensuring compliance with defence and healthcare standards
Oversee the full data lifecycle (ingestion, storage, curation, distribution, archival, destruction)
Provide architectural input into programme boards and Technical Design Authority (TDA) processes
Influence and mentor technical teams while engaging with senior stakeholders to shape enterprise-wide data strategy

Required:

Proven experience as a Senior or Enterprise Data Architect in large-scale, complex programmes
Strong expertise in enterprise data modelling (conceptual, logical, physical)
Track record in delivering secure, integrated data solutions in Defence, government
Deep knowledge of data standards and interoperability frameworks
Experience with data governance, metadata management, master data frameworks
Familiarity with cloud-native, hybrid, and on-premise architectures, including cross-domain secure data flows
Ability to balance strategy and delivery - from high-level roadmaps to hands-on modelling and design
Excellent stakeholder management skills, with experience influencing programme boards and C-level decision makers

Montash

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