- Own system-level technical decisions
- Frame trade-offs across cost, complexity, risk, speed, and sustainability
- Document decisions and ensure they are understood and applied
- Establish a shared view of the system landscape
- Assess a fragmented, independently evolved system landscape
- Identify the highest-leverage areas to improve coherence and reduce risk
- Define integration patterns and guardrails
- Manage long-term complexity and risk
- Act as a technical counterpart to the business
- Work with vendors and delivery teams