Jekyun Yeon in

Jekyun Yeon

Evaluator · DISC type CDS
Head of Task Force, Raw Material & Infrastructure Development at Posco Argentina
📍 Salta, Salta, Argentina

Jekyun Yeon is a mining executive with over 15 years of experience in international investments across Argentina, Australia, and Canada. As Head of Task Force at POSCO Argentina, he leads the $2B Sal de Oro lithium project. He is a geology graduate from Seoul National University with expertise in project execution and M&A.

His academic background and stated interests in "Geology Science" suggest a deep-seated passion for the earth sciences that extends beyond his professional duties. During his university years, he was also a member of the schools baseball team, indicating an interest in sports.

He was the recipient of the prestigious 2022 POSCO Grand Award for his significant contributions to the company.

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Experience
15 Years
Current Role
Head of Task Force, Raw Material & Infrastructure Development
Job Level
Mid-senior
Location
Salta, Salta, Argentina
Personality Overview

How Jekyun shows up

Thorough Evaluator
Quality Focused
Fast But Analytical

They focus on the results, but can still be quite procedural and analytical about how to get there They are not very likely to become strong advocates of your product or service They have a unique set of diverse traits where they are decisive and methodical but can sometimes be extra cautious and skeptical

Priorities

Topics Jekyun cares about

Lithium Brine Projects
He leads the Sal de Oro project, one of Argentina's largest lithium brine operations, guiding it from exploration to production readiness with over $2B in investment.
Sustainable Mining
He publicly speaks about using cutting-edge technologies in the Sal de Oro project to reduce water consumption by 90% and increase the lithium recovery factor.
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Career

Work history

2-2025
Head of Task Force, Raw Material & Infrastructure Development
Posco Argentina
10-2018 - 1-2025
Director Exploration, Head of Raw Material Development & Field Operations
Posco Argentina
10-2016
Leader
POSCO
6-2010 - 11-2020
Senior Manager
Posco International Corporation
In the press

Media appearances

POSCO to buy lithium mining rights in Argentina from Australia's Galaxy. Featured in Reuters
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Posco has eye on supply with Argentina lithium plant. Featured in Korea JoongAng Daily
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Education
2010
Bachelor of Science (BS)
Seoul National University
2014 - 2019
Master of Science candidate in Resource Geology
Seoul National University
Social presence
in
Behavioral profile

DISC profile (public)

C

Calculativeness (C)

Calculativeness (C) reflects the degree to which a person is likely to be cautious, systematic and analytical. Those scoring high tend to emphasise quality and accuracy.

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