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Mike J. Walker is an accomplished architect with a vast amount of experience as a leader, innovator and technology expert. In his 13 year IT career he has been responsible for development, architecture, project management, and strategy. As the Editor-in-Chief of Microsoft’s Enterprise Architecture Portal and contributing editor to the Architecture Journal, he is internationally known as an expert in enterprise architecture. Walker’s insights are sought-after at major events worldwide and have delivered keynote speeches for conferences and events on five continents.

Walker is skilled at solving complex problems with innovative solutions through full life cycle implementations of mission critical solutions.  He has also evolved many of the concepts behind mainstream architectural approaches and styles. Walker has delivered his works in books, trade publications, authoritative architecture guidance, articles and standardized frameworks.  As an expert in architecture, IT luminaries have published his quotes and referenced his ideas in articles and books such as, “Microsoft 2.0: How Microsoft Plans to Stay Relevant in the Post- Gates Era”, where he is named as a key thought leader at the Microsoft Corporation. His works have been featured in media outlets such as:,,,, and has been demonstrated in keynotes by Bill Gates at industry events. 

Work experience

Mar 2006Present

Principal Architect


As the managing director for enterprise architecture at Microsoft Corp. he is responsible for the creation of strategy, frameworks and guidance for Microsoft. This is executed through partnerships with business units, IT CIO leadership, the CTO and through external collaboration in executive briefings, standards bodies, events and publications.

  • Manager of a team of architects that create solution architecture that look at key architecture areas such as Green IT, Software as a Service, Composite Applications, Virtualization and Legacy Migration.
  • Manages the Enterprise Architecture Portal that drives millions of unique visitors to pragmatic guidance on Enterprise Architecture.
  • Creator of the Enterprise Architecture Toolkit (EATK) that provides a solution accelerator and guidance to fundamentally change how Enterprise Architecture is performed.  Notable industry recognition has been given from the press and analyst communities and subsequently been adopted by fortune 100 companies. 
  • Drove the Enterprise Architecture training that is consumed world-wide by the Microsoft Consulting Services Division. 
  • Member of product review boards that evaluate early product concepts to drive uniformity and quality across Microsoft’s products.
  • Creator of the Architecture Qualification Method and the Architecture Decisions Method that simplifies and automates IT decisions.
Apr 2003Mar 2006

Enterprise Architect

Founding member and co-creator of the enterprise architecture office. Responsible for ensuring uniformity of designs and technology decisions across the enterprise through proven architecture methods such as architecture review board, standards creation, building of reference architectures and ensuring alignment to the business through principles, policies and standards.  He owned and was ultimately accountable for a series of mission critical solutions in the application portfolio such as wire transfer, check processing, credit, and loan systems.

  • Lead Enterprise Architect on the re-architecture of Check Processing, Wire and ACH systems that lead vendor selection, system architecture, co-development with partners, risk mitigation activities and solution road-mapping. Cumulatively resulting in 25 million dollars ROI, enabling an estimated 18 million in revenue from new customers over a period of 3 years.
  • Aided CIO, CTO and corresponding SVP’s to create IT strategies and roadmaps that included: SOA strategy, E-Commerce platforms, SSO and platform roadmaps.
  • Member of the Architecture Review Board that reviewed every technology decision at the bank.
  • Catalyst for driving new process, modifications to career ladders to ultimately drive uniformity across the company. 
Apr 2002May 2003

Senior Consultant

Business Integration Group

Acted as Development Manager for all development initiatives within the Consumer Financial Services Division. Responsibilities included:

  • Technical Leadership (Architecture of Microsoft bases solutions), Project Management (estimating, issue resolution) Mentoring, Process improvement and production support
Jun 2000Apr 2002

Senior Consultant

  • Constructed ASP.Net Intranet for Compuware Corporation employees.
  • Technical relationship manager to new and existing clients. 
  • Acted as technical lead/project manager for Great American Insurance Company. 
  • Consultant to Lexis-Nexis. Developed C++ modules to integrate into Segue Silk Test. With a team of 12, developed 500 C++ modules.
Jan 2001Dec 2001

Architect / Technical Lead

Great American Insurance

Designed and implemented multiple n-tier web-based solutions with technologies such as: ASP, visual basic, C++, Win API, MQ Series, and COBOL that reduced provided support for customer facing portal and internal rating engines.

  • Created Rating and Quoting engine that leveraged n-tier based architecture spanning Windows Server and IBM Mainframes.
  • Created trend analysis system that integrated into public facing site that led it to being the top insurance website in 2002.
Dec 1998Jan 2000



Consultant to Cincinnati Children's Hospital Medical Center

  • Acted as technical lead and sole developer of security management system that was the centralized management for all user identities for provisioning / de-provisioning, authentication and authorization of intranet based applications. Gathered requirements and designed architecture to create a web-based application using n-tier architecture with ASP, Visual Basic, Peoplesoft, and Oracle 8i technologies.

Consultant to Sente Group

  • Developed asset-tracking portal used nationally to inventory parts sold throughout the United States for a hardware manufacturer. Migrated from Microsoft Access database forms and reports to an ASP 3.0 internet site.

Consultant to Prograde

  • Developed Visual Basic client server application that used Microsoft SQL server and HL7 (Medical encryption algorithm) technologies to be used to automate physician alerting, workflow and electronic paperwork. Used the latest technologies to create a publish and subscribe message broker for alerting mobile and desktop devices.

Consultant to Cincinnati Financial Corporation

  • Developed test automation system that aided in the management and execution of personnel, tests and testing processes
  • Created defect tracking system, which used a Visual Basic Presentation Layer and a Microsoft Access Data Services Layer.
  • Created a Java based intranet portal for the testing division of the company that served as a content repository and collaboration mechanism
Jan 1996Jan 1998


QSS Information Systems

  • Created a wireless application that was developed in Power Builder, which tracked inmates with bar-coded ID cards and displayed a picture of the inmate that swiped before he/she would obtain a meal. This application was implemented in eight prisons to quantify eating habits and ensure security in lunchrooms. 
  • Implemented document recognition solutions.