David: Email & Phone Number

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Senior Network & Systems Administrator at General Dynamics Information Technology|Osan, Gyeonggi, Republic of Korea

Position:

Senior Network & Systems Administrator at General Dynamics Information Technology

Location:

Osan, Gyeonggi, Republic of Korea

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Last updated: 2026-05-04

Updated: 2026-05-04

Found email addresses for David:

Business emails:

**@gdit.com

Found phone for David:

+82-***-***-7231

A different David?

Work Experience 13 years

Senior Network & Systems Administrator at General Dynamics Information Technology

Jun 2025 - Current

System Engineer at Peraton

Apr 2024 - Jun 2025

Senior System Engineer at Parsons Corporation

Sep 2023 - Apr 2024

Linux System Engineer at Mission Technologies, a division of HII

Jan 2023 - Sep 2023

Senior Principal System Analyst at Northrop Grumman

Apr 2022 - Jan 2023

Cyber Security Specialist at Consulting Solutions

Nov 2021 - Apr 2022

Senior System Administrator at Operational Intelligence Ltd

Dec 2020 - Nov 2021

Senior System Administrator at Raytheon

Jan 2020 - Dec 2020

System Engineer DCGS at Raytheon

Sep 2018 - Jan 2020

Senior System Administrator at Areté

Mar 2016 - Sep 2018

Senior System Administrator V at RAND

Dec 2013 - Mar 2016

David started working in 2013, then the employee has changed 9 companies and 8 jobs. On average, David works for one company for 1 year 2 months.

Their professional focus is Active Directory Experience, Air-Gapped Systems, and Ansible across 3 core areas.

Education

Bachelor of Applied Science - BASc at University of Phoenix

Frequently Asked Questions

What is David's email address?

SignalHire found a verified business email address for David: **@gdit.com.

What is David's phone number?

SignalHire found a verified phone number for David: +82-***-***-7231.

How do I contact David at General Dynamics Information Technology?

You can reach David 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 David's professional background?

David has 13 years of professional experience. They have held roles including System Engineer, Senior System Engineer, and Linux System Engineer at companies such as Peraton, Parsons Corporation, and Mission Technologies, a division of HII. Their education includes Bachelor of Applied Science - BASc from University of Phoenix.

Is David's contact information up to date?

Yes. David's SignalHire profile was last updated on 4 May 2026, reflecting their current position as Senior Network & Systems Administrator at General Dynamics Information Technology in Falls Church, Virginia, United States.

David Namesakes

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David

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David

ScreenWorks USA

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David

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