Senior Data Architect - Data Platform

We are seeking an experienced Senior Data Architect to own the foundations every other data-platform role depends on: Infrastructure-as-Code (Terraform), CI / CD for data and ML, FinOps, the Change Advisory Board, and the reference architecture. The board-level outcome is double-digit cloud cost reduction with credible attribution, alongside the platform principle that 'no production change happens outside the pipeline'.

Key Responsibilities:

• Adopt Terraform as the infrastructure standard for 100% of new and existing data-platform infrastructure; run weekly drift detection; design a reusable, versioned, documented module library.
• Build the governed CI / CD spine — every code change validated against pipeline-standard compliance, approval, and auto Jira update; target sub-hour deployment lead time and 100% coverage of core repos.
• Design and test rollback orchestration with sub-15-minute recovery; run quarterly game days.
• Enforce cost-allocation tagging policy (team, domain, environment, project) on every cloud resource; publish baseline cost report and per-model / per-use-case attribution; author the Cost Optimization Playbook.
• Chair the Change Advisory Board — lineage gate, audit trail, centralized tracking; impact-assess every system / schema change before approval.
• Publish and maintain the platform reference architecture and Architecture Decision Records (ADRs); chair the Ar