Janghoon Sim: Email & Phone Number

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Lead Support Engineer at Rescale|Seoul Incheon Metropolitan Area, Republic of Korea

Position:

Lead Support Engineer at Rescale

Location:

Seoul Incheon Metropolitan Area, Republic of Korea

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Last updated: 2026-05-29

Updated: 2026-05-29

Found email addresses for Janghoon Sim:

Business emails:

*i*@rescale.com,

j******n@rescale.com,

s**********n@oas.com

Personal emails:

p******r@gmail.com

Found phone for Janghoon Sim:

+82-***-***-5902

A different Janghoon Sim?

Work Experience 26 years

Lead Support Engineer at Rescale

May 2022 - Current

소프트웨어 엔지니어, 팀 리더 at Oa Paris, France

Aug 2021 - Feb 2022

Technical Support Team Lead APAC at Canonical

Apr 2013 - Jul 2021

Cloud engineer at KT Cloudware

Mar 2012 - Feb 2013

Senior Systems Administrator at 24/7Realmedia

Jan 2009 - Mar 2012

Ops Team manager at KT music

Apr 2007 - Dec 2008

System administrator at Olympus Korea

Apr 2004 - Sep 2006

System administrator & Web developer at antnet(주)

Feb 2000 - Dec 2003

Janghoon Sim started working in 2000, then the employee has changed 7 companies and 7 jobs. On average, Janghoon Sim works for one company for 3 years 1 month.

Janghoon is proficient in 영어. Their professional focus is CCNA, CentOS, and CISSP across 3 core areas.

Janghoon holds AWS Certified Solutions Architect - Professional, Certified Openstack Administrator, and Certified Kubernetes Administrator certifications and has been awarded Olympus 우수 사원상

Education

석사 at 서강대학교 / Sogang University

정보통신학사 at 숭실사이버대학교

석사 at 서강대학교

Frequently Asked Questions

What is Janghoon Sim's email address?

SignalHire found verified email addresses for Janghoon Sim, both business and personal. Their business email is *i*@rescale.com, and personal emails include p******r@gmail.com.

What is Janghoon Sim's phone number?

SignalHire found a verified phone number for Janghoon Sim: +82-***-***-5902.

How do I contact Janghoon Sim at Rescale?

You can reach Janghoon 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 Janghoon Sim's professional background?

Janghoon Sim has 26 years of professional experience. They have held roles including 소프트웨어 엔지니어, 팀 리더, Technical Support Team Lead APAC, and Cloud engineer at companies such as Oa Paris, France, Canonical, and KT Cloudware. Their education includes 석사 from 서강대학교 / Sogang University, and 정보통신학사 from 숭실사이버대학교.

Is Janghoon Sim's contact information up to date?

Yes. Janghoon Sim's SignalHire profile was last updated on 29 May 2026, reflecting their current position as Lead Support Engineer at Rescale in San Francisco, California, United States.

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