John Whitten
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John Whitten Email & Phone Number

Sr. Systems Administrator and Network Administrator at REI Systems
Location: Ashburn, Virginia, United States 6 work roles
1 work email found @reisystems.com 10 phones found area 703, 320, 614, 770, 408, 323, and 559 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 71%

Contact Signals · 1 work email · 10 phones

Work email j****@reisystems.com
Direct phone (703) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Sr. Systems Administrator and Network Administrator
Location
Ashburn, Virginia, United States
Company size

Who is John Whitten? Overview

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Quick answer

John Whitten is listed as Sr. Systems Administrator and Network Administrator at REI Systems, a company with 898 employees, based in Ashburn, Virginia, United States. AeroLeads shows a work email signal at reisystems.com, phone signal with area code 703, 320, 614, 770, 408, 323, 559, and a matched LinkedIn profile for John Whitten.

John Whitten previously worked as Sr. Systems Administrator / Network Administrator at Rei Systems and Sr. Systems Architect at U.S. Dept Of Justice.

Company email context

Email format at REI Systems

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{first_initial}{last}@reisystems.com
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AeroLeads found 1 current-domain work email signal for John Whitten. Compare company email patterns before reaching out.

Profile bio

About John Whitten

Mr. Whitten has combined experience in IT Data Center, Networking and UNIX / Linux software development and additional experience with small systems and micro-controllers. Including managing corporate networks for REI Systems, Inc.; Performing UNIX / Linux system administration in US DOJ Mail & Directory environment; Founding / operating successful Internet Service Provider; and lots of general experience numerous UNIX / Linux software projects utilizing a variety of technologies and programming languages; Personal interests include Automation / Robotics, Electronics, Building Automated Machine Tools, Fabrication, and “Making things”.Technical / Functional Overview

Current workplace

John Whitten's current company

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REI Systems
Rei Systems
Sr. Systems Administrator and Network Administrator
Ashburn, VA, US
Website
Employees
898
AeroLeads page
6 roles

John Whitten work experience

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Sr. Systems Administrator And Network Administrator

Ashburn, VA, US

Sr. Systems Administrator / Network Administrator

Current

Sterling VA

Responsible for the design, architecture, daily operation of the REI corporate network including the monitoring environment and network-related support systems. Duties include: Configure / maintain routers, switches, firewalls, VPN, WiFi and other network gear; Administration of Linux and Windows systems and support services; Provide engineering /.

Jan 2011 - Present

Sr. Systems Architect

Employed by Technical Management Recruiters, Inc. (TMR) and worked on-site as a contractor for the US Department of Justice in their “Enterprise Mail & Directory” environment in the Rockville data center. Duties included: Assist in the redesign / implementation of the top-tier email and NetJunction directory environment which interfaced / routed mail.

Mar 2004 - Dec 2010

Owner / Developer

Advanced Web Services (Aws)

Founded to support a specific web project / client. Daily duties included project planning, LAMP-style web-oriented software development and management of local and remotely-hosted platform servers. Technologies used: UNIX / Linux and some Windows on Sun and x86 platforms. Programming languages: C, Perl, PHP and the usual blend of HTML / CSS / etc., and.

Jun 1997 - Mar 2004

President

Vnet Internet Access, Inc

Founder / President of Vnet Internet Access, Inc., a North Carolina-based regional Internet service provider. Typical duties: Executive planning / technical analysis; managed UNIX / Linux data center, co-managed network operations; Supervised technical personnel. Lead / directed in-house various development projects; Performed Unix / Linux systems.

Dec 1992 - May 1997

Systems Analyst / Unix Software Engineer

C3, Inc.

Performed UNIX software engineering and technical support for C3, Inc., a military systems var integrator. Duties: Technical support for C3’s Navy contracts; in-house software development for Sun Microsystems, SGI, Masscomp and other platforms of similar vintage; Technologies used: Unix (SunOS [pre-Solaris], BSD, SysV, SCO, XENIX), MSDOS C, x86-assembly.

Jan 1988 - Nov 1992
Team & coworkers

Colleagues at REI Systems

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FAQ

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What company does John Whitten work for?

John Whitten works for REI Systems.

What is John Whitten's role at REI Systems?

John Whitten is listed as Sr. Systems Administrator and Network Administrator at REI Systems.

What is John Whitten's email address?

AeroLeads has found 1 work email signal at @reisystems.com for John Whitten at REI Systems.

What is John Whitten's phone number?

AeroLeads has found 10 phone signal(s) with area code 703, 320, 614, 770, 408, 323, 559 for John Whitten at REI Systems.

Where is John Whitten based?

John Whitten is based in Ashburn, Virginia, United States while working with REI Systems.

What companies has John Whitten worked for?

John Whitten has worked for Rei Systems, U.S. Dept Of Justice, Advanced Web Services (Aws), Vnet Internet Access, Inc, and C3, Inc..

Who are John Whitten's colleagues at REI Systems?

John Whitten's colleagues at REI Systems include Jeffrey Booher, Sonali Jagtap, Daniel Thompson, Mezemir Tesfaye, and Smita Lonkar.

How can I contact John Whitten?

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

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