Changsik Yoon: Email & Phone Number

Opt-Out

Professional at Optical Solution Business Unit, Seoul at LG Innotek|Gyeonggi, Republic of Korea

Position:

Professional at Optical Solution Business Unit, Seoul at LG Innotek

Location:

Gyeonggi, Republic of Korea

View Changsik Yoon's Email

Up to 10 free lookups. No credit card required.

Last updated: 2026-07-03

Updated: 2026-07-03

Found email addresses for Changsik Yoon:

Business emails:

c***********n@asml.com,

c**********n@lginnotek.com,

c***********n@lginnotek.com

Personal emails:

y******7@gmail.com

Found phone for Changsik Yoon:

+82-***-***-5125

A different Changsik Yoon?

Work Experience 19 years

Professional at Optical Solution Business Unit, Seoul at LG Innotek

Jan 2026 - Current

Professional at CTO Division, Seoul at LG Innotek

Sep 2024 - Jan 2026

Staff Engineer II at CTO Semiconductor R&D Center, Hwaseong at Samsung Electronics

Jan 2024 - Sep 2024

Senior Optical Sensing Engineer at Research, Veldhoven at ASML

Apr 2022 - Dec 2023

Senior Optical Design Engineer at D&E, Wilton at ASML

Oct 2019 - Mar 2022

Research Assistant at the Institute of Optics at University of Rochester

Sep 2016 - Sep 2019

Research Assistant at Flaum Eye Institute at University of Rochester

May 2014 - Sep 2016

Sergeant: K-1 Tank Gunner at Republic of Korea Marine Corps

Mar 2007 - Feb 2009

Changsik Yoon started working in 2007, then the employee has changed 4 companies and 7 jobs. On average, Changsik Yoon works for one company for 1 year 9 months.

Their professional focus is Code V, Fourier Optics, and FRED across 3 core areas.

Changsik has registered patents, including "Absolute linear-in-k spectrometer, Metrology system and method, and Illumination module and associated methods and metrology apparatus" and has been awarded National science & engineering scholarships

Education

Doctor of Philosophy - PhD at University of Rochester

Bachelor of Arts - BA at Yonsei University

Exchange at UC Santa Barbara

Frequently Asked Questions

What is Changsik Yoon's email address?

SignalHire found verified email addresses for Changsik Yoon, both business and personal. Their business email is c***********n@asml.com, and personal emails include y******7@gmail.com.

What is Changsik Yoon's phone number?

SignalHire found a verified phone number for Changsik Yoon: +82-***-***-5125.

How do I contact Changsik Yoon at LG Innotek?

You can reach Changsik Yoon 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 Changsik Yoon's professional background?

Changsik Yoon has 19 years of professional experience. They have held roles including Professional at CTO Division, Seoul, Staff Engineer II at CTO Semiconductor R&D Center, Hwaseong, and Senior Optical Sensing Engineer at Research, Veldhoven at companies such as LG Innotek, Samsung Electronics, and ASML. Their education includes Doctor of Philosophy - PhD from University of Rochester, and Bachelor of Arts - BA from Yonsei University.

Is Changsik Yoon's contact information up to date?

Yes. Changsik Yoon's SignalHire profile was last updated on 3 July 2026, reflecting their current position as Professional at Optical Solution Business Unit, Seoul at LG Innotek in Seoul, Republic of Korea.

Changsik Yoon Namesakes

Name

Company

Position

Changsik Yoon

Korea University / 고려대학교

Master Degree Student

Get contacts

See more profiles

Other employees at LG Innotek

Name

Company

Position

Cesar Uriel Andrade

LG Innotek

Human Resources specialist

Get contacts

Paola Chavez Ramirez

LG Innotek

Ingeniero de seguridad, salud ocupacional y medioambiente

Get contacts

Jung Hyuck Han

LG Innotek

R&D Planning Department Leader

Get contacts

Nurwintha Esthi Rahayu

LG Innotek

Export Import

Get contacts

Alec Lee

LG Innotek

Senior Mechanical Engineer

Get contacts

LEO KIM

LG Innotek

Sales Associate

Get contacts

Xuan Truong To

LG Innotek

Defect Engineer

Get contacts

Andy

LG Innotek

Part Leader Process Engineer

Get contacts

Hoang Anh Cuong

LG Innotek

Reliability Head

Get contacts

Siheon Do

LG Innotek

Marketing Associate

Get contacts

See more profiles

Data Privacy

GDPR COMPLIANT

SignalHire complies with the General Data Protection Regulation (GDPR). SignalHire follows GDPR requirements, including but not limited to rights of data subjects to access, correct, or delete their personal information and supports the right to be forgotten.

CCPA COMPLIANT

SignalHire is CCPA-compliant and provides California residents the right to know, access, opt out, and request deletion of their personal data.