| 2024-Present |
Lee & Ko |
| 2024-Present |
Adjunct Professor at Changwon University |
| 2023-Present |
Vice President of the Korean Naval Science and Technology Association |
| 2023-Present |
Advisor of Defense Acquisition Program Administration's Shipment Division |
| 2023-Present |
Adjunct Professor at Hansung University |
| 2023 |
Planning Commissioner of the Institute for Defense Technology Promotion |
| 2022-2023 |
Advisor of Defense Acquisition Program Administration’s Future Power Business Headquarters |
| 2022-2023 |
Advisor of Civilian Military Cooperation Agency |
| 2021-Present |
Head of Defense Technology Cooperation Team, Korea Electric Research Institute |
| 2021 |
Vice President of Senako Co., Ltd. |
| 2018-2020 |
Business Management Team Leader of Defense Acquisition Program Administration |
| 2017-2018 |
National Defense Research Institute |
| 2015-2017 |
Armed Forces Information Command |
| 2012-2015 |
Shipbuilding Department, Defense Acquisition Program Administration |
| 2011-2012 |
Weapon System Contract Department, Defense Acquisition Program Administration |
| 2010-2011 |
Planning and Operation Department, Defense Acquisition Program Administration |
| 2009-2010 |
Naval Operators 6th Air Squadron Military Staff |
| 2006-2009 |
New Special Business Department, Defense Acquisition Program Administration |
| 2005 |
The Opening Preparatory Group, Defense Acquisition Program Administration |
| 1992-2005 |
Navy (Head of PKM/MHC/PCC/FF/APD, Navy Headquarters/Military Investigation/Engineering Community) |