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William Rees Email & Phone Number

Senior Software Developer at Koniag Government Services
Location: Springfield, Virginia, United States 8 work roles 2 schools
2 phones found area 703 LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 86%

Contact Signals · 2 phones

Direct phone (703) ***-****
LinkedIn Profile matched
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Current company
Koniag Government Services
Role
Senior Software Developer
Location
Springfield, Virginia, United States
Company size
335 employees

Who is William Rees? Overview

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Quick answer

William Rees is listed as Senior Software Developer at Koniag Government Services, a with 335 employees, based in Springfield, Virginia, United States. AeroLeads shows phone signal with area code 703 and a matched LinkedIn profile for William Rees.

William Rees previously worked as Manager and Lead AWS DevSecOps at Organon Advisors and Senior Lead Developer / System Architect at The Ventura Group, Inc.. William Rees holds Bachelor Of Science (B.S.), Computer And Information Sciences from University Of Florida.

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Koniag Government Services

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Profile bio

About William Rees

I am passionate about problem solving and providing software solutions that are efficient, visually pleasing and easy to work with for our customers.

Current workplace

William Rees's current company

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Koniag Government Services
Koniag Government Services
Senior Software Developer
chantilly, virginia, united states
Website
koniag-gs.com
Employees
335
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8 roles · 21 years

William Rees work experience

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Manager And Lead Aws Devsecops

Organon Advisors

College Park, Maryland

Feb 2019 - Jul 2022

Senior Lead Developer / System Architect

The Ventura Group, Inc.

United States

I was the lead Software Developer for the FSI Web Team. I lead Software Development activities for large-scale enterprise wide applications, as well as application development efforts tailored to specific groups, for the Department of State (DoS) Foreign Service Institute (FSI). The modernization activities that I manage, develop and implement for many high profile websites have resulted in increased functionality, improved workflow and improved information sharing for FSI employees and students. Technologies used include: .NET Framework 3.5/4.5, MVC 5; C#; HTML; CSS; XML; JavaScript; jQuery; SQL Server 2005/2008 R2, T-SQL, SQL Server Management Studio, SQL Full-Text Search; Crystal Reports, SharePoint 2007/2010; and, n-tier architecture.• Currently, leading the effort to update fsitraining.state.gov to a modern responsive web design using .NET 4.5, MVC 5 and Bootstrap• I led the modernization effort for the FSI Web website, and two smaller web applications housed within FSI Web, migrating the code base from a Classic ASP platform to the .NET Framework using ASP.NET v3.5 C# and showcasing a brand new design and modern interface, and successfully deployed the applications to OpenNET+ on an accelerated schedule for deployment. This project continues to be an on-going effort as we make continuous upgrades and also migrate more schools away from their legacy websites and into their new websites.• I led the modernization effort for the FSI Registrar Website, which involved migrating code from a Classic ASP platform to a modern .NET Framework using ASP.NET v3.5 C# with n-tier architecture and writing code for new functionality requirements using new technologies requiring that I train my team, and successfully deployed the new application to OpenNET+ resulting in improved course registration and information sharing for FSI employees and students.

Sep 2013 - Feb 2019

Software Engineer

Caci
Feb 2007 - Sep 2009
Team & coworkers

Colleagues at Koniag Government Services

Other employees you can reach at koniag-gs.com. View company contacts for 335 employees →

NP Nicole President Nicole President Colleague at Koniag Government ServicesFort Washington, Maryland, United States View → LW Landon W. Landon W. Colleague at Koniag Government ServicesDenver Metropolitan Area, United States View → IS Ian Shore Ian Shore Colleague at Koniag Government ServicesCentreville, Virginia, United States View → KS Ken Stamp Ken Stamp Colleague at Koniag Government ServicesUnited States View → CS Crystal Smiles-Tharp Crystal Smiles-Tharp Colleague at Koniag Government ServicesKearneysville, West Virginia, United States View → DB Derrick Barbour Derrick Barbour Colleague at Koniag Government ServicesWashington Dc-Baltimore Area, United States View → TD Tricia Davis Tricia Davis Colleague at Koniag Government ServicesAthens, Georgia, United States View → KM Kori M. Kori M. Colleague at Koniag Government ServicesUnited States View → LV Larry Vega Larry Vega Colleague at Koniag Government ServicesSan Antonio, Texas, United States View → SW Sara Woolf Sara Woolf Colleague at Koniag Government ServicesChambersburg, Pennsylvania, United States View →
2 education records

William Rees education

Bachelor Of Science (B.S.), Computer And Information Sciences

University Of Florida

Activities and Societies: Club Soccer Team Studied Computer and Information Sciences.

FAQ

Frequently asked questions about William Rees

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

What company does William Rees work for?

William Rees works for Koniag Government Services.

What is William Rees's role at Koniag Government Services?

William Rees is listed as Senior Software Developer at Koniag Government Services.

What is William Rees's phone number?

AeroLeads has found 2 phone signal(s) with area code 703 for William Rees at Koniag Government Services.

Where is William Rees based?

William Rees is based in Springfield, Virginia, United States while working with Koniag Government Services.

What companies has William Rees worked for?

William Rees has worked for Koniag Government Services, Organon Advisors, The Ventura Group, Inc., Open Technology Group, and Caci.

Who are William Rees's colleagues at Koniag Government Services?

William Rees's colleagues at Koniag Government Services include Nicole President, Landon W., Ian Shore, Ken Stamp, and Crystal Smiles-Tharp.

How can I contact William Rees?

You can use AeroLeads to view verified contact signals for William Rees at Koniag Government Services, including work email, phone, and LinkedIn data when available.

What schools did William Rees attend?

William Rees holds Bachelor Of Science (B.S.), Computer And Information Sciences from University Of Florida.

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