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Work experience

Mar 2011Present


Enterprise Identity

Consulting and speaking on identity topics with an emphasis on cloud identity and identity as a service (IDaaS) in general, and Microsoft's rapidly expanding hybrid identity solution in particular. My professional coverage of this area for Windows IT Pro and my many years as a Microsoft Directory Services MVP give me unique insight and perspective of this rapidly growing technology.


  • IDaaS market analysis across all vendors and recommendations based on professional coverage
  • Microsoft hybrid identity insights, including
    • Azure Active Directory overview and business case
    • Bridging Windows Server Active Directory to Azure AD (or any other IDaaS provider)
  • White papers and other marketing collateral
  • Presenting on various Windows Server topics

Notable recent activity:

Dec 2014Present

Identity Architect

Edgile, Inc.

Focusing on teaching customers about and helping them deploy Microsoft hybrid identity and related solutions such as Azure Active Directory Premium, Azure RMS, and Intune. Also performing Active Directory Domain Services (on premises) analyses and strategy recommendations for Edgile's corporate customers.

Sep 2010Nov 2014

Technical Director

Penton Technology Division

Technical director for Penton Media Technology Division's IT professional-related properties: Windows IT Pro, SQL Server Pro, SharePoint Pro, and the IT pro Connections conferences.

Responsibilities include

  • Writing and reporting on a wide variety of technical areas, focusing on enterprise identity, cloud identity, and general Windows infrastructure. Content is published in a wide variety of formats (articles / column / blogs / presentations) and a wide variety of delivery methods (web, online seminar, twitter, and conferences)
  • Providing technical insight and leadership for editorial staff
  • Providing pre-sales support to sales and marketing
  • Drive technology education and adoption within the Technology Division itself
Jan 2010Aug 2010

Senior Analyst

Plaform Vision LLC

Technical lead for Platform Vision, a subsidiary of Advaiya. Platform Vision wasa content hub and online community focused on helping IT decision makers, CIOs, and IT pros look at their IT investment from a strategic perspective.

Represented Platform Vision to the technical community by

  • Blogging and tweeting on IT software topics, in particular infrastructure, virtualization, and cloud computing, from a enterprise architecture perspective
  • Evaluating IT technologies and products from a platform perspective to explain how a product purchasing decision will affect a customer's business goals and budgets
  • Speaking at industry events
  • Interviewing key industry players for their platform perspectives on important IT issues

 Within Platform Vision, responsibilities included

  • Completing the Platform Vision architectural model (right) and explaining its purpose
  • Leading a team of IT professionals and researchers developing content for the Platform Vision website.

Advaiya, the parent company of Platform Vision, discontinued investment in this startup business in August 2010 in favor of focusing on its core consulting business.

Sep 1996Aug 2010

Contributing Editor

Windows IT Pro Magazine

Author of many articles about Microsoft Active Directory, Windows Server, Distributed File System, and Volume Activation for the largest independent Windows community on the web. These articles explain the technologies for IT professionals to use in their daily work.

Second only to Microsoft in its number of Windows users, the Windows IT Pro web site has 2.5 million unique visitors every month, and the print magazine has more than 100,000 subscribers.

Responsibilities include

  • Writing feature articles on Windows Server technologies
  • Providing technical edits of incoming articles
  • Advising the magazine on strategic directions and technologies
  • Recruiting qualified article authors
Feb 2008Dec 2009

Senior Enterprise Solutions Strategist

Advaiya, Inc

Guided the creation of Microsoft marketing materials for a variety of infrastructure products (Windows Server family, System Center, Hyper-V, Forefront, Visio, etc.). Influenced Advaiya's Microsoft customers with real world insight into what working IT professionals and managers really care about. Respected by Microsoft for the ability to condense technical subject matter into clear and concise concepts that are easy to understand and provide business value.

Responsibilities included

  • Serving as the primary contact for the Microsoft sponsor
  • Understanding the sponsor's requirements and guiding the content team towards meeting those requirements
  • Advising the sponsor, when appropriate, with real world insight learned from my years of experience in enterprise IT
  • Promoting Advaiya at high-profile speaking engagements and in professional writing
Jul 1997Jan 2008

Senior Design Engineer, IT Core Directory Services

Intel Corporation

A technical leader in the original design, deployment, and management of one the first large-scale Windows 2000 Active Directory (AD) deployments in the world. This practical enterprise AD experience, and the ability to communicate it to Microsoft program management, helped ensure Intel was a participant in Windows Technical Adoption Programs (TAPs) to work with Microsoft on the development and testing of subsequent Windows 2003, 2003 R2, and 2008 operating systems.

  • Senior Active Directory Design Engineer: Responsible for the strategic direction of the mission critical service that every Intel employee requires to do their job. Led the 9-person core directory services team in AD-related matters.
  • Active Directory Design Lead, Numonyx Flash Divestiture: Responsible for the critical design to migrate the users, groups, and computer accounts of a chip design engineering group, one wafer fab, and two assembly / test manufacturing (ATM) facilities – the first factory divestitures in Intel’s history – into the newly created Numonyx Corporation.
  • Intel's TAP program manager for Windows 2003 R2 and Windows 2008
  • An original architect of Intel's Active Directory, three months after the product was released
  • Led the Windows NT domain consolidation resulting from Intel's acquisition of Digital Semiconductor in Hudson, Massachussetts
Jun 1982Jul 1997

Senior Systems Programmer

Texas Instruments

One of the two architects that designed and deployed TI’s 40,000 user, 17 country Windows NT 3.5 user authentication and resource authorization system, and the lead engineer for the NT Engineering team that supported it.

Responsibilities included

  • Engineering the Microsoft Windows NT operating system for use as the standard for TI's production servers
  • Production support of multiple Windows NT domains
  • Testing and preliminary analysis of Windows 2000
  • Supporting all aspects of the IBM VM operating system mainframe environment, including 3 factories



Mark Russinovich, Microsoft Azure CTO

“I've known Sean for 10 years through Windows IT Pro Magazine and speaking events at which we've both presented. He's a very efficient worker, has great communication skills, and is one of the smartest people in Windows IT, especially in Active Directory, his area of focus.”

Chris Jeffords, Service Manager, Intel Corporation

“Sean is about the smartest person I know when it comes to enterprise Windows architectures and related platform technologies. He carefully extracts requirements, meticulously researches and maps solutions to those requirements, and develops detailed plans to implement and sustain the solution. Sean is a great team player and the experiences you gain working with him leads you to keep in touch far past the professional relationship has expired; he is always there to provide technical expertise and professional guidance.”

Karen Forster, Windows IT Pro Editorial Director

“I consider Sean to be one of the top industry experts in Active Directory and Windows IT overall. As a contributing editor for Windows IT Pro magazine for more than a decade, Sean has played a key role as an advisor on editorial strategy; as a technical reviewer of other authors' articles; and as a technical resource for staff editors. Sean understands the issues facing enterprise IT and knows how to convey deep, experience-based technical expertise in a clear and understandable way. Sean is highly respected in the industry, both an expert and as a multi-faceted person with a variety of fascinating interests and personal experiences. In addition to being an excellent writer and technical editor, Sean is a highly regarded and popular speaker at technical events such as the Windows Connections conferences. I am delighted to have the opportunity to endorse Sean and would be happy to provide detailed references.”


Jul 1996Present

Microsoft Certified Systems Engineer (MCSE)

Jan 2004Dec 2014

Directory Services MVP

One of the longest-awarded members of a select group of individuals recognized by Microsoft for our expertise in directory service technology and the ability to communicate and assist users with it. Of all the technical professionals that work with Microsoft Active Directory worldwide, there are only 77 DS MVPs.



Other Information



I am a Microsoft identity technology expert, recognized across the industry for both my technical expertise and the ability to communicate highly technical material in a clear and practical manner. As a well-established magazine (40+ articles), book author, and speaker (40+ conferences) , I am experienced in distilling and translating a variety of complex  technology concepts in a very focused way to my audiences.

With a deep background in information technology (IT) at Intel and Texas Instruments, combined with experience leading new technology adoption programs, I can demonstrate how to gain the greatest business value from new technologies - and also detect when technologies fall short of practical, day-to-day IT needs. I have an easy, humorous, collaborative style that motivates people to work with me and contribute to the team's goals. This work style has proven highly successful in both in-office and in years of remote work situations. I have a proven ability to create followers through my combination of communication, technical, and interpersonal skills.