SJ Steel Co., Ltd. is a manufacturer of railway vehicle parts and special containers located in the Science Industrial Complex in Gangseo-gu, Busan. Since its establishment in 2006, it has specialized in the production of high-speed train car bodies, parts, and industrial plant structures based on accumulated steel processing and engineering technology. Through strict adherence to principles and rigorous quality control, it is solidifying its position in the domestic and international railway and logistics equipment markets.

"We are expanding the world of global SJ Steel with pride in our technology and quality. Our SJ Corporation was founded in 1984 and has grown steadily to this day. We have captured a 75% global market share in the container locking rod sector, and we are striving for research and development for a second leap forward by expanding our scope into the high-speed train parts business, vehicle parts, and rubber business. In the future, as part of building a global single economic zone and rapid logistics transportation, we are challenging ourselves every day to pioneer the Chinese railway market based on Korea's accumulated technology and experience, aiming to become the world's best technical professional company and a global enterprise that meets customer performance requirements, while promoting railway revitalization and green business directions for time and economic savings."

Business Areas

• Railway Vehicle Business: We manufacture aluminum car bodies and major electrical/chassis-related parts for high-speed trains and general railway vehicles. We have secured a lineup of parts that meet high durability and safety standards.
• Container and Industrial Plant Business: We manufacture containers for ESS (Energy Storage Systems), ISO standard containers, and steel structures for industrial plants. We operate optimized manufacturing facilities through long-term parts supply performance and global market experience.

Products

• Railway Vehicle Car Bodies and Parts: We produce aluminum car body assemblies and auxiliary structures for high-speed trains and railway vehicles. They are manufactured through precision machining and joining processes in accordance with strict railway standards.
• ESS and ISO Containers: We manufacture and supply standard ISO containers and special containers for energy storage systems (ESS). These products feature high durability and airtightness to withstand external environments.

Special Notes

• Zero-Defect Quality Control and Work Accountability System: We thoroughly conduct qualification certifications and job training for special processes such as welding, painting, and bonding. We aim to produce high-quality, defect-free products by introducing a self-inspection system and an accountability system.
• Professional Manufacturing Facilities and Global Supply Chain: We operate stable manufacturing facility lines through our headquarters factory in the Busan Science Industrial Complex and domestic and international production bases. We possess accumulated global market share experience and technical reliability in key component fields such as container locking rods.

Recruitment Information

• Main Hiring Positions: Railway Vehicle Car Body Quality Control, Aluminum Welding, Production Technology and Process Management
• Benefits: 4 Major Social Insurances (National Pension, Health Insurance, Employment Insurance, Industrial Accident Compensation Insurance), Severance Pay

💡 A Word from JOBPLOY
This is a workplace where large-scale steel processing and welding processes dealing with railway vehicle car bodies and containers are the main focus. In the work field, it is most important to strictly follow basic safety rules such as wearing safety helmets and protective gear. As a quality accountability system is implemented, an attitude of accurately understanding drawing specifications and work instructions, and communicating faithfully with colleagues is required.