John OConnor

John OConnor: Email & Phone Number

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Command Sergeant Major at US Army|Daegu Metropolitan Area, Republic of Korea

Position:

Command Sergeant Major at US Army

Location:

Daegu Metropolitan Area, Republic of Korea

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Last updated: 2026-04-01
Updated: 2026-04-01

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Work Experience 24 years

Command Sergeant Major at US Army

Sep 2025 - Current

Student at US Army

Jun 2023 - Sep 2025

First Sergeant HHB/10TH AAMDC at US Army

Jan 2022 - Jul 2023

First Sergeant A/5-4 ADAR at US Army

Jul 2020 - Jan 2022

First Sergeant 13th Missile Defense Battery at US Army

Dec 2018 - Jun 2020

Platoon Sergeant at US Army

Feb 2017 - Dec 2018

United States Army and Army Reserve Recruiter / Career Counselor at US Army

Feb 2014 - Jan 2017

Battle System Manager at US Army

Jul 2013 - Jan 2014

Squad Leader at US Army

Jan 2012 - Jun 2013

Instructor / Writer and Observer Controller at US Army

Jul 2009 - Dec 2011

Squad Leader at US Army

Aug 2008 - Jun 2009

Intercept Platoon Team Chief at US Army

Apr 2006 - Jul 2008

Stinger Team Leader at US Army

Apr 2004 - Mar 2006

Team Leader at US Army

Mar 2002 - Apr 2004

John OConnor started working in 2002, then the employee has changed 12 jobs. On average, John OConnor works for one company for 1 year 8 months.

Their professional focus is Accounting, Account Management, and Analytical Skills across 3 core areas.

Education

Military History at American Military University

United States Army Master Leaders Course

Frequently Asked Questions

What is John OConnor's email address?

SignalHire found a verified business email address for John OConnor: g********************r@gmail.com.

What is John OConnor's phone number?

SignalHire found a verified phone number for John OConnor: +82-***-***-8358.

How do I contact John OConnor at US Army?

You can reach John OConnor 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 OConnor's professional background?

John OConnor has 24 years of professional experience. They have held roles including Student, First Sergeant HHB/10TH AAMDC, and First Sergeant A/5-4 ADAR at companies such as US Army, US Army, and US Army. Their education includes Military History from American Military University, and United States Army Master Leaders Course.

Is John OConnor's contact information up to date?

Yes. John OConnor's SignalHire profile was last updated on 1 April 2026, reflecting their current position as Command Sergeant Major at US Army in Arlington, Virginia, United States.

John OConnor Namesakes

Name
Company
Position
John OConnor
CPA Partner
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John OConnor
Estimator
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John OCONNOR
Firefighter, sport event promoter
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