Commissioning Engineer II

Company Overview Nikkiso Clean Energy & Industrial Gases (CE&IG) is a leading provider of cryogenic pumps, heat exchangers, process systems, turboexpanders, services, and solutions for the LH2, LNG and industrial gases industries. We are a subsidiary of Nikkiso Company Ltd, a leading industrial manufacturer headquartered in Tokyo, Japan, with over USD 1.2B in annual revenue, 8,000 + employees worldwide, and publicly traded on the Tokyo Stock Exchange. Job Overview The Commissioning Engineer provides highly technical support to an international client base. The Commissioning Engineer primarily executes customer requests for installation, pre-commissioning, commissioning, startup, performance testing, troubleshooting and customer training for cryogenic pumps & skids, LNG systems, and industrial gas equipment. The role requires extensive domestic travel, strong mechanical and controls troubleshooting skills and the ability to lead startup activities safely while ensuring customer satisfaction and project success. The Commissioning Engineer shall be responsible for commissioning, testing, troubleshooting, and startup of cryogenic pump packages, LNG application products, VFD panels, PLC-based control systems, and electrical equipment. The role includes site commissioning, customer support, FAT/SAT, electrical schematic verification, PLC/VFD communication testing, and coordination with the project teams. Responsibilities Essential Functional: Responsibilities: • Commission, troubleshoot, repair, and optimize cryogenic pump skid systems and associated electrical, mechanical, control, and instrumentation equipment at factory and customer sites.• Perform pre-commissioning, FAT, SAT, loop checking, functional testing, startup, sequence validation, interlock testing, and final customer acceptance activities.• Commission and verify the operation of cryogenic pumps, lube oil systems, motors, MCCs, VFDs, PLC panels, transmitters, switches, valves, and other instrumentation devices.• Read, interpret, and verify electrical schematics, single-line diagrams (SLDs), wiring diagrams, control panel drawings, assembly drawings, P&IDs, GA drawings, and cable schedules.• Troubleshoot electrical, mechanical, control, instrumentation, communication, and process-related issues ranging from basic to medium complexity.• Configure, program, and validate control equipment including PLCs, VFDs, temperature controllers, burner management systems, and related automation systems.• Verify and troubleshoot industrial communication networks such as Ethernet/IP, Profinet, Modbus TCP/RTU, and RS-485.• Conduct instrumentation calibration, testing, verification, validation, and control philosophy reviews to ensure system functionality and performance.• Support SIL/SIF-related testing activities, trip validation, and Safety PLC interaction in accordance with project requirements. Perform field wiring verification, I/O checking, panel inspections, and equipment testing…