Mark Sim: Email & Phone Number

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Electrical Systems at United States Air Force|Japan

Position:

Electrical Systems at United States Air Force

Location:

Japan

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Last updated: 2026-06-02

Updated: 2026-06-02

Found email addresses for Mark Sim:

Business emails:

m**k@3dbiocad.com,

m******m@us.af.mil

Personal emails:

k**************4@hotmail.com

Found phones for Mark Sim:

+1-520-***-**06,

+1-870-***-**51,

+1-520-***-**76

A different Mark Sim?

Work Experience 14 years

Electrical Systems at United States Air Force

Nov 2022 - Current

Solution Consultant - Digital at 3DBioCAD

Jun 2018 - Mar 2021

Customer Service Supervisor at Public Consulting Group

May 2016 - May 2018

Lead Customer Service Representative at Public Consulting Group

Dec 2015 - May 2016

Customer Service Representative at Public Consulting Group

Aug 2015 - Dec 2015

Sergeant at Republic of Korea Army

Sep 2012 - Jun 2014

Mark Sim started working in 2012, then the employee has changed 3 companies and 5 jobs. On average, Mark Sim works for one company for 1 year 10 months.

Mark is proficient in English and Korean. Their professional focus is Account Management, Business Development, and Business Process Improvement across 3 core areas.

Education

Bachelor of Arts (BA) at Western Washington University

Green River College

Frequently Asked Questions

What is Mark Sim's email address?

SignalHire found verified email addresses for Mark Sim, both business and personal. Their business email is m**k@3dbiocad.com, and personal emails include k**************4@hotmail.com.

What is Mark Sim's phone number?

SignalHire found multiple verified phone numbers for Mark Sim: +1-520-***-**06, +1-870-***-**51, and +1-520-***-**76.

How do I contact Mark Sim at United States Air Force?

You can reach Mark Sim 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 Mark Sim's professional background?

Mark Sim has 14 years of professional experience. They have held roles including Solution Consultant - Digital, Customer Service Supervisor, and Lead Customer Service Representative at companies such as 3DBioCAD, Public Consulting Group, and Public Consulting Group. Their education includes Bachelor of Arts (BA) from Western Washington University, and Green River College.

Is Mark Sim's contact information up to date?

Yes. Mark Sim's SignalHire profile was last updated on 2 June 2026, reflecting their current position as Electrical Systems at United States Air Force in Randolph AFB, TX, United States.

Mark Sim Namesakes

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Mark Sim

CompHealth

Sales Manager - Level 1 - Hospitalist Team

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Mark Sim

Whitney Technology

CEO - Founder

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Mark Sim

HDI Global SE

Senior Risk Engineer

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