Enterprise Architecture

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The District of Columbia’s City-Wide Enterprise Architecture

The District of Columbia’s Office of the Chief Technology Officer (OCTO) recently completed a set of Citywide Enterprise Architecture (EA) blueprints that illustrate IT systems and enterprise business processes with a near-term focus of the nine Services Modernization Programs (SMP). The Citywide WA is compliant with the Federal Enterprise Architecture Framework Level III. The Citywide EA is comprises four blueprints: business architecture, information architecture, application architecture, and infrastructure architecture. The Citywide EA application blueprint comprises a Services Oriented Architecture for hared software components. Three of these EA blueprints will be published in the District’s IT Strategic Plan 2005-2008. The fourth viewpoint, infrastructure architecture, is classified as Protected Critical Infrastructure Information by the U.S. Department of Homeland Security. In addition, the District is designing long-term Concepts of Operations that constitute strategic program plans and target architectures for each SMP. The District’s to-be planning approach incorporates best practices from Business Process Reengineering and EA.

The EA3 Cube Approach

Enterprise Architecture is an emerging profession and management practice that is devoted to improving the performance of enterprises by enabling them to see themselves in terms of a holistic and integrated view of their strategic … Read more