Custodian × architect
Platform fit: architecture boundaries and runtime reality in one person — useful for stack and operations decisions.
Spans
Data Custodian
Focus
Data Custodian
Technical custody of platform, storage, and access mechanisms — runtime, backup, rights enforcement. Executes policy; does not set business purpose — that stays with owner and steward.
Decision boundaries
Owns
- Platform, storage, and runtime operations
- Technical enforcement of access rights and masking
- Backup, recovery, and operational stability
- Executing the owner’s policy decisions
Does not
- Set purpose and approvals as business decisions (owner)
- Maintain definitions and DQ gates alone (steward)
- Design grain and contracts (architect)
- Prioritize the product roadmap (product owner)
Typical tasks
- Enforce rights and masking technically IAM / platform controls
- Monitor runtime, jobs, and storage Ops / observability
- Test backup and recovery paths Platform cadence
- Support the architect on stack and fit questions Architecture / fit review
- Secure PII / deletion paths technically Privacy ops
Works with
Bridge patterns
See all bridge profiles on the Roles hub
Recommended learning paths
Recommended tools
Stories
Glossary
Short definition for shared language — not the starting point for this role.