John Singleton

John Singleton: Email & Phone Number

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IT Support Specialist at General Dynamics Information Technology|Hanover, Maryland, United States

Position:

IT Support Specialist at General Dynamics Information Technology

Location:

Hanover, Maryland, United States

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Last updated: 2026-06-09
Updated: 2026-06-09

Found email addresses for John Singleton:

Business emails:
j************n@aa.com,
j************n@gdit.com
Personal emails:

Found phones for John Singleton:

+1-323-***-**22
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Work Experience 14 years

IT Support Specialist at General Dynamics Information Technology

May 2025 - Current

Information Technology Support Specialist at General Dynamics Information Technology

Jan 2025 - Current

Operations Team Member at American Airlines

Feb 2017 - Current

Customer Operations Specialist at American Airlines

Jan 2017 - Current

City Carrier at United States Postal Service

Jan 2016 - Jan 2017

Security Officer at Akal Security

Jan 2012 - Jan 2014

John Singleton started working in 2012, then the employee has changed 3 companies and 5 jobs. On average, John Singleton works for one company for 4 years 2 months.

Their professional focus is Active TS/SCI Clearance, Analytical Skills, and Certified Information Security Manager (CISM) across 3 core areas.

John holds Certified Information Security Manager (CISM), CompTIA Security+, and CompTIA Security+ ce Certification certifications.

Education

Howard Community College

High School Diploma at Laurel High School

Frequently Asked Questions

SignalHire found verified email addresses for John Singleton, both business and personal. Their business email is j************n@butlersecurityinc.com, and personal emails include w*****o@gmail.com.
SignalHire found multiple verified phone numbers for John Singleton: +1-909-***-**28, and +1-323-***-**22.
You can reach John Singleton 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.
John Singleton has 14 years of professional experience. They have held roles including Information Technology Support Specialist, Operations Team Member, and Customer Operations Specialist at companies such as General Dynamics Information Technology, American Airlines, and American Airlines. Their education includes Howard Community College, and High School Diploma from Laurel High School.
Yes. John Singleton's SignalHire profile was last updated on 9 June 2026, reflecting their current position as IT Support Specialist at General Dynamics Information Technology in Falls Church, Virginia, United States.

John Singleton Namesakes

Name
Company
Position
John Singleton
HSE Consultant
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John Singleton
Senior Vice President of Government Relations
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John Singleton
James Island Public Service District
Director of Human Resources
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