Dohyun Tech Co., Ltd. is a company specializing in the manufacturing of ship components and the processing of steel structures, established in Ulsan Metropolitan City in 2019. Headquartered in Dong-gu, Ulsan, it demonstrates unparalleled capabilities in ship block manufacturing and metal cutting and processing as a key cooperative partner for major shipbuilders such as Hyundai Heavy Industries. The company has built a technology-based manufacturing environment and has been promoting the advancement of the foreign material removal process before ship block painting.

"Dohyun Tech is a company specializing in the manufacturing of ship components and the processing of steel structures, established in Ulsan Metropolitan City in 2019. Headquartered in Dong-gu, Ulsan, a world-renowned shipbuilding cluster, it demonstrates unparalleled capabilities in ship block manufacturing and metal cutting and processing as a key cooperative partner for major shipbuilders such as Hyundai Heavy Industries. Since its early days, the company has built a technology-based manufacturing environment, carrying out R&D projects for the Ministry of SMEs and Startups and promoting the advancement of the foreign material removal process before ship block painting."

Business Areas

• Manufacturing of Ship Blocks and Key Components: We conduct business involving the manufacturing and processing of ship blocks and key components essential for the production processes of major shipbuilders. We are responsible for precise welding and assembly processes that determine the structural stability of the hull.
• Pre-block Painting and Pre-treatment: We possess technological expertise in pre-block painting, including promoting the advancement of the foreign material removal process before ship block painting. We contribute to the development of painting process automation technologies, including blasting and painting operations.

Products

• Ship Blocks and Components: We produce various blocks and key components required for shipbuilding and supply them to major shipbuilders. We provide products that meet the strict quality standards of our clients.
• Metal Cutting and Processing Services: We provide precision metal cutting and processing and similar treatment services required for the manufacturing of ship components.

Special Notes

• Unrivaled Technology and R&D: Based on its unique core technologies, the company has secured a differentiated competitive advantage in the manufacturing of ship components and block painting. It is expanding its technology portfolio through continuous investment in research and development.
• Partnership with Major Shipbuilders: As a key cooperative partner for major shipbuilders such as Hyundai Heavy Industries, the company maintains long-term partnerships. It meets the strict quality standards of its clients and ensures on-time delivery.
• Rapid Growth and Financial Transparency: Since its establishment in 2019, sales have grown rapidly, and the company has received high evaluations for its financial transparency and contribution to the local economy, including being selected as an exemplary and diligent taxpayer by Ulsan City in 2025.

Recruitment Information

• Main Hiring Positions: We primarily recruit for production roles such as pre-painting (spray/operator).
• Benefits: Specific welfare benefits information is not available in the search results. However, overtime may be required outside of regular weekday hours.

💡 A Word from JobPloy
Dohyun Tech Co., Ltd. is a small and medium-sized enterprise in the Ulsan region specializing in the manufacturing of ship components and pre-block painting. Employees primarily perform production roles such as pre-painting, which plays a crucial role in the shipbuilding process. Due to the nature of the work environment, adherence to safety regulations is very important, and please note that overtime may be required outside of regular weekday hours. As a technology-based growing company, this could be a good opportunity for foreign workers with skilled techniques in related fields.