DOSCO Co., Ltd. is a technology-intensive small and and medium-sized enterprise established in 1995, specializing in the manufacturing of core automotive engine components and special steel heat treatment for approximately 30 years. Headquartered in Asan, Chungcheongnam-do, the company produces high-quality materials and components based on its continuous heat treatment technology, supplying them to global automakers and first-tier suppliers.

"DOSCO Co., Ltd., established in 1995, is a technology-intensive hidden champion that has dedicated approximately 30 years to the manufacturing of core automotive engine components and special steel heat treatment. Headquartered in Asan, Chungcheongnam-do, the company precisely processes high-carbon steel, special alloy steel, and other materials using continuous heat treatment technology, supplying high-quality materials and components to various sectors such as automotive, construction, and industrial tools. In particular, to enter the global automaker supply chain, we have advanced our quality management system and secured international credibility to the extent of having a track record of transactions with 12 major global parts manufacturers, including Tesla."

Business Areas

• Manufacturing and Supply of Core Automotive Engine Components: DOSCO Co., Ltd. produces core components that maximize automotive engine output and efficiency by applying precision heat treatment and machining technologies. We supply parts to global automakers and first-tier suppliers, meeting stringent specifications based on international quality certifications such as IATF 16949.
• Precision Heat Treatment and Machining Technology: We precisely process various materials such as high-carbon steel and special alloy steel using continuous heat treatment methods to simultaneously achieve hardness and toughness. We produce high-quality components with precision machining technology that does not tolerate errors even at the micron level.
• Expansion of Future Mobility Parts Business: Based on the trust built in the engine parts sector, we are pursuing business expansion into the electric vehicle parts domain. Through continuous R&D and patent acquisition, we are enhancing manufacturing efficiency and establishing eco-friendly production processes, preparing to play a pivotal role in the future mobility market.

Products & Services

• Automotive Engine and Transmission Precision Components: We produce precision-machined components that exhibit stable performance without deformation in the harsh internal environment of engines, characterized by high temperature and and high pressure. Key products include throttle shafts, spools, oil pumps, sleeves, valves, shafts, and pistons.
• MDA SLEEVR: It is one of the core components used in engine management systems and transmission systems, applying DOSCO's specialized heat treatment and precision machining technologies. It is a high-quality component that contributes to reducing engine vibration and noise and improving fuel efficiency.

Strengths

• Proprietary Technology and Quality Competitiveness: We possess approximately 30 years of accumulated know-how in manufacturing core automotive engine components and special steel heat treatment technology. We have secured international credibility by obtaining global quality certifications such as IATF 16949, and boast a track record of transactions with major global parts manufacturers, including Tesla.
• Precision Machining and Special Heat Treatment Methods: We apply precision machining technology that does not tolerate errors even at the micron level, and specialized heat treatment methods that simultaneously ensure hardness and toughness. Through high-frequency and continuous heat treatment technologies, we produce products with excellent wear resistance and durability.
• Continuous R&D and Eco-friendly Production: Through continuous R&D investment and patent acquisition, we are enhancing manufacturing efficiency and expanding our technology portfolio. We are actively responding to changes in the future mobility market by establishing eco-friendly production processes.

Recruitment

• Key Positions: We primarily recruit for positions such as automotive engine parts inspector, production management, and quality control.
• Benefits: We offer a 5-day work week, annual leave, monthly leave, congratulatory/condolence leave, and the four major insurances (National Pension, Health Insurance, Industrial Accident Compensation Insurance, Employment Insurance). Additionally, we provide various welfare benefits such as dormitories, an in-house cafeteria, parking, commuter shuttle buses, health check-ups, meal support, and work uniform support.

💡 A Note from Jobploy
DOSCO Co., Ltd. is a company with global competitiveness in the automotive engine parts manufacturing sector, based on its precision machining and heat treatment technologies. For foreign workers, a high understanding of precise work and quality control, as well as a strong awareness of safety regulations, is crucial. The company provides dormitory and commuter shuttle bus support, which can alleviate the burden of housing and commuting. It is a company with many opportunities for growth through skill acquisition and continuous effort.