
Nikkiso Clean Energy & Industrial Gases is a leading provider of cryogenic pumps, heat exchangers, process systems, services, and solutions for the LNG and industrial gases industry with $350 M USD in annual revenue. We are a subsidiary of Nikkiso Company Ltd, a leading industrial manufacturer headquartered in Tokyo, Japan, with over $1.5 B USD in annual revenue, 8000 + employees worldwide, and publicly traded on the Tokyo Stock Exchange.
Nikkiso Clean Energy & Industrial Gases (CE&IG) Korea is a subsidiary of Nikkiso Clean Energy & Industrial Gases Group (Group) and is incorporated in South Korea. We are seeking an experienced Commissioning Engineer to join our growing Nikkiso CE&IG Korea team.
The Commissioning Engineer is responsible for planning, executing, and supporting system commissioning, testing, and start-up activities to ensure systems operate in accordance with design specifications, safety standards, and customer requirements.
This role spans from execution to coordination and technical ownership, ensuring system performance, troubleshooting, and operational readiness across marine systems.
Commissioning Planning & System Preparation
System Testing, Start-up & Validation
Field Execution, Troubleshooting & Optimization
Engineering Integration & Stakeholder Coordination
Documentation, Reporting & Handover
Safety, Compliance & Continuous Improvement

Nikkiso Clean Energy & Industrial Gases (or Group) has more than 70 years of cryogenic experience designing, fabricating, and manufacturing state-of-the-art, market-leading products and technologies. Headquartered in Southern California and operating in 12 countries with 1,800 employees, the Group is a product-focused organization informed by customer needs and market demand. It is made up of six functional units including cryogenic pumps, cryogenic process systems, heat exchanger systems, fueling solutions, energy infrastructure and strategic projects, and cryogenics services.
Working closely with customers, Nikkiso CE&IG products are used in many industries across many applications. Nikkiso’s legacy of work with industrial gases has positioned it to take advantage of changing market demand for clean energy as part of the energy transition. The Group’s work with hydrogen, ammonia, LNG, and CO2 helps customers execute lower-carbon projects around the world.