PLC Specialist – Lead Package Interface

About the role

The PLC Specialist will lead package PLC and ICSS interface activities during the commissioning and start‑up of a large on‑shore LNG bunkering facility. Working within the commissioning team, you will ensure that automation systems are safely integrated, fully validated and ready for operation.

Key responsibilities

• Review and validate PLC architectures, control logic, cause‑and‑effect matrices and narratives.
• Integrate PLC systems with DCS/ICSS, including PCS, SIS, FGS, networks and historians.
• Supervise FAT, SAT, SIT and operational test procedures, defining acceptance criteria.
• Monitor contractor execution of PLC commissioning and ensure compliance with project requirements.
• Troubleshoot PLC, instrumentation and communication/network issues during commissioning and early operations.
• Support energisation, loop checks, start‑up sequencing and system stabilisation.
• Verify start‑up readiness of alarms, bypasses, backups, communications, diagnostics and as‑built software.
• Coordinate multi‑discipline teams (mechanical, electrical, instrumentation) on site and support hand‑over to operations, including documentation and training.
• Ensure HSE, cybersecurity and SIL compliance throughout all activities.

Required profile

• Master’s degree in Engineering (Automation, Control Systems or equivalent).
• 15+ years of experience in the oil & gas industry, including LNG projects.
• 10+ years in PLC/package coordination roles within commissioning environments.
• Strong hands‑on expertise with major PLC vendors (Emerson, Siemens, Schneider, ABB, Honeywell, Rockwell, Foxboro).
• Proven experience in LNG plant commissioning and start‑up phases.
• Excellent English communication skills, both written and spoken.

Required skills

• PLC programming and configuration (Emerson, Siemens, Schneider, ABB, Honeywell, Rockwell, Foxboro).
• ICSS/DCS/SIS integration.
• Industrial communication protocols (Profibus, Modbus, Ethernet/IP).
• FAT/SAT/SIT test planning and execution.
• Start‑up sequencing and system stabilisation.
• Troubleshooting of PLC, instrumentation and network issues.
• Package systems coordination in EPC environments.
• HSE, cybersecurity and SIL compliance knowledge.