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John Sellner Email & Phone Number

Solutions Architect and Project Manager at Procentrix
Location: Sarasota, Florida, United States 9 work roles 2 schools
2 work emails found @microsoft.com LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

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Work email j****@microsoft.com
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Current company
Role
Solutions Architect and Project Manager
Location
Sarasota, Florida, United States
Company size

Who is John Sellner? Overview

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Quick answer

John Sellner is listed as Solutions Architect and Project Manager at Procentrix, a company with 291 employees, based in Sarasota, Florida, United States. AeroLeads shows a work email signal at microsoft.com and a matched LinkedIn profile for John Sellner.

John Sellner previously worked as Solutions Architect at Procentrix and Digital Transformation Advisor at Microsoft. John Sellner holds Master Of Science (Ms), Information Technology Management: Project Management from University Of Maryland University College.

Company email context

Email format at Procentrix

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{first}.{last}@microsoft.com
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Profile bio

About John Sellner

As a Digital Transformation Advisor, I apply my expertise in enterprise architecture, systems engineering, and leadership to drive business value and results at complex organizations in the federal government and defense sectors. I have over 20 years of experience in the computer software and defense industries, and I hold a Master of Science in Information Technology Management: Project Management, and a Prosci Certified Change Practitioner certification.My mission is to help my clients re-imagine and transform their customer and employee experiences, challenge their traditional business models, and re-invent their operations by disrupting their organizational mindset and co-creating new digital business models. I have advised and challenged multiple Army HQ organizations to adopt concepts such as a modern CIO, AI-enabled strategy development, knowledge mining, and user adoption. I have also partnered with organizations from setting a digital vision to guiding and delivering engagements within the constraints of schedule, features, functionality, and budget. I am passionate about enabling and empowering my clients to achieve their goals and vision through digital transformation.

Listed skills include Systems Engineering, Dod, Project Management, Cross Functional Team Leadership, and 29 others.

Current workplace

John Sellner's current company

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Procentrix
Procentrix
Solutions Architect and Project Manager
Sarasota, FL, US
Website
Employees
291
AeroLeads page
9 roles

John Sellner work experience

A career timeline built from the work history available for this profile.

Solutions Architect And Project Manager

Sarasota, FL, US

Solutions Architect

Current

Sarasota, Florida, United States

Sep 2023 - Present

Digital Transformation Advisor

Greater Tampa Bay Area

- Drive business value and results at complex organizations in the Federal Government and Department of Defense, such as NAVAIR, Army CIO, Army National Guard, National Guard Bureau, Space and Missile Defense Command, and US Army Corps of Engineers.- Advised and challenged multiple Army HQ organizations to re-imagine and transform customer & employee.

Mar 2017 - Sep 2023

Senior Project Manager (Senior Delivery & Relationship Manager)

Aberdeen Proving Ground, MD

- Delivered engagements within the constraints of schedule, features/functionality, and budget by managing the work that must be done to deliver an integrated solution usually composed of products, services, or a formalized solution offering.- Established a strategy of continuous risk management that enabled proactive decisions and actions throughout the.

Jul 2016 - Mar 2017

Technical Standards And Data Team Lead

Head Quarters Department Of Army (Hqda) Chief Information Office (Cio/G6)

Fort Belvoir, VA

- Served as the lead technical architect for the Army. Oversaw the establishment of the first Army-wide guidance on technical standards. The guidance provides DoD, federal, industry, and foreign military partners with the technical direction that the Army is heading and will affect the investment strategies of the US Army and these organizations.- Led the.

Apr 2014 - Jul 2016

Chief, Engineering & Implementation Branch

Stuttgart, Germany

- Led AFRICOM's digital transformation to the Joint Enterprise Network (JEN), an Infrastructure as a Service (IaaS) construct, similar to the Army Data Center Consolidation Program (ADCCP) and Common Operating Environment (COE)/Joint Information Environment (JIE). Oversaw and led the AFRICOM effort to be the first organization in the Department of Defense.

Mar 2009 - Apr 2014

Electronics Engineer

Usaisec

Mannheim Area, Germany

- Led the team of Army electronics engineers and information technology specialists responsible for all telecommunications solution architectures on Army installations throughout the European theater.- Designed telecommunications network architectures using various mediums and network topologies that are implemented throughout the European theater.

Apr 2006 - Mar 2009

Electronics Engineer

Usaisec

Ft. Detrick, MD

- Led the team of Army electronics engineers and information technology specialists responsible for all telecommunications designs on Army installations in the US and European theater. - Designed telephony and computer network telecommunications networks using various mediums and network topologies that are implemented throughout the European theater.

Jun 2002 - Mar 2006
Team & coworkers

Colleagues at Procentrix

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2 education records

John Sellner education

Bs, Electrical Engineering

Activities and Societies: Pi Kappa Alpha, Varsity Baseball, Eta Kappa Nu

FAQ

Frequently asked questions about John Sellner

Quick answers generated from the profile data available on this page.

What company does John Sellner work for?

John Sellner works for Procentrix.

What is John Sellner's role at Procentrix?

John Sellner is listed as Solutions Architect and Project Manager at Procentrix.

What is John Sellner's email address?

AeroLeads has found 2 work email signals at @microsoft.com for John Sellner at Procentrix.

Where is John Sellner based?

John Sellner is based in Sarasota, Florida, United States while working with Procentrix.

What companies has John Sellner worked for?

John Sellner has worked for Procentrix, Microsoft, Head Quarters Department Of Army (Hqda) Chief Information Office (Cio/G6), United States Africa Command, and Usaisec.

Who are John Sellner's colleagues at Procentrix?

John Sellner's colleagues at Procentrix include Tuhad Ahmed, Christine Sullivan, Shrm-Scp, Brian Webb, Ashwini Shinde, Pmp, and Joanny Santiago.

How can I contact John Sellner?

You can use AeroLeads to view verified contact signals for John Sellner at Procentrix, including work email, phone, and LinkedIn data when available.

What schools did John Sellner attend?

John Sellner holds Master Of Science (Ms), Information Technology Management: Project Management from University Of Maryland University College.

What skills is John Sellner known for?

John Sellner is listed with skills including Systems Engineering, Dod, Project Management, Cross Functional Team Leadership, Integration, Project Engineering, Cloud Computing, and Leadership.

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