Heejun Sang: Email & Phone Number

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Senior Cyber Security Consultant at IBM|Tokyo, Tokyo, Japan

Position:

Senior Cyber Security Consultant at IBM

Location:

Tokyo, Tokyo, Japan

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Last updated: 2026-07-20

Updated: 2026-07-20

Found email addresses for Heejun Sang:

Business emails:

h*********g@trustwave.com,

h***g@trustwave.com

Personal emails:

s*****7@gmail.com

Found phone for Heejun Sang:

+81-***-***-8243

A different Heejun Sang?

Work Experience 17 years

Senior Cyber Security Consultant at IBM

Jan 2024 - Current

Security Analyst at Trustwave, A LevelBlue Company

Aug 2017 - Sep 2023

Security Analyst at SCSK Corporation

Dec 2014 - Jul 2017

Assistant Manager at AhnLab, Inc.

Jun 2011 - Nov 2014

사원 at samsung electronics japan

Dec 2009 - May 2011

Heejun Sang started working in 2009, then the employee has changed 4 companies and 3 jobs. On average, Heejun Sang works for one company for 3 years 2 months.

Heejun is proficient in English, Japanese, and Korean. Their professional focus is ArcSight, checkpoint, and Cisco Technologies across 3 core areas.

Heejun holds SentinelOne Incident Response, SentinelOne Threat Hunting, and Juniper Networks Certified Associate certifications.

Education

経営情報学 at 産業大学

DEPARTMENT OF COMPUTER SCIENCE & ENGINEERING at 경남정보대학

Frequently Asked Questions

What is Heejun Sang's email address?

SignalHire found verified email addresses for Heejun Sang, both business and personal. Their business email is h*********g@trustwave.com, and personal emails include s*****7@gmail.com.

What is Heejun Sang's phone number?

SignalHire found a verified phone number for Heejun Sang: +81-***-***-8243.

How do I contact Heejun Sang at IBM?

You can reach Heejun Sang 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 Heejun Sang's professional background?

Heejun Sang has 17 years of professional experience. They have held roles including Security Analyst, Security Analyst, and Assistant Manager at companies such as Trustwave, A LevelBlue Company, SCSK Corporation, and AhnLab, Inc.. Their education includes 経営情報学 from 産業大学, and DEPARTMENT OF COMPUTER SCIENCE & ENGINEERING from 경남정보대학.

Is Heejun Sang's contact information up to date?

Yes. Heejun Sang's SignalHire profile was last updated on 20 July 2026, reflecting their current position as Senior Cyber Security Consultant at IBM in Armonk, New York, NY, United States.

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