John Thomas: Email & Phone Number

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Lead System Engineer at RO Technology Solutions|Washington, District of Columbia, United States

Position:

Lead System Engineer at RO Technology Solutions

Location:

Washington, District of Columbia, United States

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Last updated: 2026-06-09

Updated: 2026-06-09

Found email addresses for John Thomas:

Business emails:

j***@gmail.com

Personal emails:

j***@gmail.com,

j***@azure.microsoft.com,

t***@aol.com,

j***@mitre.org

Found phones for John Thomas:

+1-623-***-**27,

+1-323-***-**83,

+1-623-***-**22,

+1-205-***-**89

A different John Thomas?

Work Experience 24 years

Lead System Engineer at RO Technology Solutions

Apr 2018 - Current

Openshift/Kubernetes Engineer at MITRE

Sep 2022 - Dec 2024

Cloud Support Engineer at Microsoft Azure

Dec 2021 - Jul 2022

Site Reliability Engineer at VERISIGN

Mar 2021 - Sep 2021

Linux Engineer at New Light Technologies

Jun 2016 - May 2020

Senior System Administrator at Global Systems ISI

Oct 2014 - Dec 2015

System Administrator at WeDo Technologies Americas

Oct 2013 - Sep 2014

Linux System Administrator at Apex Systems

Nov 2012 - May 2013

Linux System Administrator at Apex Systems

May 2012 - Oct 2012

System Engineer at Time Warner Cable

Feb 2010 - May 2012

Unix System Administrator at GMSI/Quotient Inc.

Jul 2002 - May 2009

John Thomas started working in 2002, then the employee has changed 9 companies and 9 jobs. On average, John Thomas works for one company for 2 years 6 months.

Their professional focus is .NET Framework, Ansible, and Apache ZooKeeper across 3 core areas.

Education

Associate of Science at Northern Virginia Community College

Frequently Asked Questions

What is John Thomas's email address?

SignalHire found verified email addresses for John Thomas, both business and personal. Their business email is j***@gmail.com, and personal emails include j***@gmail.com, j***@azure.microsoft.com, and t***@aol.com.

What is John Thomas's phone number?

SignalHire found multiple verified phone numbers for John Thomas: +1-623-***-**27, +1-323-***-**83, and +1-623-***-**22.

How do I contact John Thomas at RO Technology Solutions?

You can reach John Thomas through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is John Thomas's professional background?

John Thomas has 24 years of professional experience. They have held roles including Openshift/Kubernetes Engineer, Cloud Support Engineer, and Site Reliability Engineer at companies such as MITRE, Microsoft Azure , and VERISIGN. Their education includes Associate of Science from Northern Virginia Community College.

Is John Thomas's contact information up to date?

Yes. John Thomas's SignalHire profile was last updated on 9 June 2026, reflecting their current position as Lead System Engineer at RO Technology Solutions.

John Thomas Namesakes

Name

Company

Position

John Varghese Thomas

Accenture in India

Senior Manager HR Operations

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John Thomas

Kiebot

Creative Designer

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John Thomas

Florence-Darlington Technical College

Student

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