Dongdo Tech Co., Ltd. Plant 3 is a company specializing in special steel casting and machining located in Gimhae, Gyeongnam, and is led by CEO Choi Im-geun. It primarily produces defense industry components and industrial valves, aiming to manufacture world-class special cast steel materials.

Since its founding in 1978, Dongdo Tech Co., Ltd. has carried out various projects in the defense sector and secured orders for the production and processing of castings from numerous system integrators. In addition to defense components, the company is steadily growing by securing a technological advantage in valve parts for ships, nuclear power plants, and other industries. In particular, the company is responding to global competition by focusing on the localization of special materials for high-speed aircraft and bulletproof and high-strength materials applied to various combat equipment.

Business sectors

• Defense Industry Materials and Components: We develop and produce key components for the defense sector, including cast steel parts for guided weapons, suspension and steering components for armored vehicles, special materials for high-speed aircraft, and bulletproof and high-strength materials.
• Industrial Valves: We manufacture valve components used in ships, nuclear power plants, and other applications, and possess technical expertise particularly in general and high-pressure steam valve products, such as gate valve bodies.
• Special Steel Casting and Machining: As a manufacturer of various metal processing products, we produce high-quality products based on steel casting, utilizing special steel casting and precision machining technologies.

Products

• Steering Knuckle: A front suspension component for the K-808/K806 model, manufactured from ASTM A148 150-135 material.
• Support: A weapon assembly part for the K-9 model, using KDS0150-0006 105-85 material.
• Gate Valve Body: Produced in various sizes from 2 inches to 12 inches, it is made of carbon steel, low-alloy steel, and special materials and is applied to general and high-pressure steam valves.

Special Features

• Contribution to the localization of defense industry components: We are contributing significantly to the localization of defense components, such as by developing special materials for high-speed aircraft—which previously had a high dependence on imports—for the first time in Korea, thereby strengthening the competitiveness of the national defense industry.
• Technological Capability and Quality Competitiveness: We are strengthening our productivity and quality competitiveness by unifying manufacturing processes such as casting, machining, and inspection, and by expanding facilities including non-destructive testing systems and the latest MCT processing machines. We have been certified as an Excellent Enterprise in Technological Capability and selected as an Excellent Supplier for Mobility Quality by the Defense Acquisition Program Administration.
• Years of Know-how and R&D: Based on the experience and know-how accumulated since our founding in 1978, we are solidifying our position as a specialized materials company through thorough quality control for customer satisfaction and future-oriented research and development.

Job Information

• Main Recruitment Positions: Primarily hiring for molding and melting roles in the production department, responsible for tasks related to casting, wooden patterns, prototypes, and molds.
• Benefits: You are enrolled in the four major insurance programs (National Pension, Employment Insurance, Industrial Accident Compensation Insurance, and Health Insurance), and severance pay is provided. The standard work week is five days.

💡 A word from Jobploy
Dongdo Tech Co., Ltd. Plant 3 is a company specializing in the casting and machining of special steel for the defense and industrial valve sectors. It is highly likely that you will perform tasks such as casting and molding primarily in production roles. In this field, precision work and adherence to safety regulations are critical, and skilled technical expertise may be required. A continuous attitude of learning and acquiring technical skills is essential, and you can contribute to achieving production goals through collaboration with colleagues.