Thomas Barrera: Email & Phone Number

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System Administrator at Northrop Grumman|San Antonio, Texas, United States

Position:

System Administrator at Northrop Grumman

Location:

San Antonio, Texas, United States

View Thomas Barrera's Email

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Last updated: 2026-05-27

Updated: 2026-05-27

Found email addresses for Thomas Barrera:

Business emails:

t************a@computershare.com

Personal emails:

t************a@gmail.com

Found phone for Thomas Barrera:

+1-***-***-5601

A different Thomas Barrera?

Work Experience 15 years

System Administrator at Northrop Grumman

Sr Principal Cyber Systems Administrator at Northrop Grumman

Jun 2022 - Current

Sr Exchange Engineer at Government CIO

Mar 2020 - Apr 2022

Premier Field Engineer – Messaging at Microsoft

Apr 2019 - Mar 2020

System Administrator III at Semper Valens Solutions

Mar 2019 - Apr 2019

Remote System Engineer at Delta Research Inc

Jun 2016 - Feb 2019

Senior Technology Analyst at Accenture

Jan 2016 - Jun 2016

System Integration Engineer at SAIC

Mar 2015 - Jan 2016

Field Support Representative at Leidos

Dec 2013 - Mar 2015

Information Systems Technician at Military Service US Navy

Nov 2007 - Nov 2013

Thomas Barrera started working in 2007, then the employee has changed 8 companies and 9 jobs. On average, Thomas Barrera works for one company for 2 years.

Their professional focus is Active Directory, Active Directory Experience, and AWS CloudFormation across 3 core areas.

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