John: Email & Phone Number

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System Administrator at DigiFlight, Inc.|Sierra Vista, Arizona, United States

Position:

System Administrator at DigiFlight, Inc.

Location:

Sierra Vista, Arizona, United States

View John's Email

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Last updated: 2026-08-16

Updated: 2026-08-16

Found email addresses for John:

Business emails:

j***c@digiflight.com

Personal emails:

****@yahoo.com,

****@soteradefense.com,

****@gmail.com,

****@saic.com

Found phone for John:

+1-623-***-**61

A different John?

Work Experience 29 years

System Administrator at DigiFlight, Inc.

Jan 2022 - Current

System Administrator at SAIC

Jan 2019 - Dec 2021

System Administrator at Engility Corporation

Sep 2017 - Dec 2018

IT Infrastructure Engineer at Sotera Defense Solutions, Inc.

Mar 2017 - Sep 2017

Plans & Programs Specialist at United States Air Force

Feb 2014 - Dec 2016

HQ Data Systems Administrator at United States Air Force

Jun 2009 - Jan 2014

Information Protection Specialist at United States Air Force

Jul 2004 - May 2009

IT Client System Administrator at United States Air Force

Jun 2001 - Jun 2004

Computer Operator at City of Sacramento

Jun 2000 - Jun 2001

Y2K Quality Assurance Technician at IBM

Oct 1999 - Feb 2000

Temp Systems Support Assignments at Various

Oct 1997 - Sep 1999

John started working in 1997, then the employee has changed 7 companies and 8 jobs. On average, John works for one company for 2 years 6 months.

John is proficient in English. Their professional focus is Active Directory, Active TS/SCI Clearance, and Client Server Technologies across 3 core areas.

John holds Security Plus and Certified Fiber Optics Installer certifications.

Education

Bachelor of Science: Information Technology at University of Maryland Global Campus

Cyber Systems Operations Vocational Certificate at USAF Military Technical School

Frequently Asked Questions

What is John's email address?

SignalHire found verified email addresses for John, both business and personal. Their business email is j***c@digiflight.com, and personal emails include ****@yahoo.com, ****@soteradefense.com, and ****@gmail.com.

What is John's phone number?

SignalHire found a verified phone number for John: +1-623-***-**61.

How do I contact John at DigiFlight, Inc.?

You can reach John 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's professional background?

John has 29 years of professional experience. They have held roles including System Administrator, System Administrator, and IT Infrastructure Engineer at companies such as SAIC, Engility Corporation, and Sotera Defense Solutions, Inc.. Their education includes Bachelor of Science: Information Technology from University of Maryland Global Campus, and Cyber Systems Operations Vocational Certificate from USAF Military Technical School.

Is John's contact information up to date?

Yes. John's SignalHire profile was last updated on 16 August 2026, reflecting their current position as System Administrator at DigiFlight, Inc. in Columbia, MD, United States.

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