Electrical Field Service Engineer Gas Engines

Role DescriptionThe Electrical Field Service Technician is responsible for installing, maintaining, troubleshooting, and repairing electrical systems, instrumentation, and controls for gas engine-based power generation equipment at customer sites. The role also supports commissioning activities and helps ensure safe operation, reliable performance, and equipment availability. The technician works closely with mechanical technicians, commissioning engineers, and service and project teams. Responsibilities include documenting service activities, communicating technical findings, and advising customers on equipment operation and maintenance within the technician’s scope of competence.

Key Responsibilities
• Install, inspect, and service electrical equipment, control panels, wiring, sensors, and instrumentation associated with gas engines and auxiliary systems.
• Support commissioning, functional testing, and start-up activities under approved procedures and appropriate supervision.
• Diagnose electrical and control-system faults using technical documentation, diagnostic software, and suitable test instruments.
• Perform preventive and corrective maintenance according to manufacturer instructions and service schedules.
• Troubleshoot engine control systems, PLC interfaces, alarms, protection devices, and generator-related electrical systems.
• Read and interpret electrical drawings, wiring diagrams, and technical manuals.
• Record measurements, fault findings, work completed, parts used, and recommendations in accurate service reports.
• Coordinate with internal technical teams to resolve complex faults and escalate issues when necessary.
• Explain service findings and recommended actions clearly to customers.
• Follow site safety rules, electrical isolation and lockout/tagout procedures, and applicable environmental requirements.
• Maintain tools, test equipment, and assigned service materials in safe working condition. Qualifications and Skills
• Diploma, vocational certificate, or degree in Electrical Engineering, Electrical Technology, Mechatronics, or a related discipline; equivalent practical experience may also be considered.
• Hands-on experience servicing industrial electrical equipment, preferably gas engines, generator sets, or power generation systems.
• Ability to troubleshoot electrical circuits, control panels, sensors, and instrumentation.
• Familiarity with PLC-based controls, engine management systems, and generator protection is an advantage.
• Ability to use electrical test instruments safely and interpret technical drawings and manuals.
• Practical understanding of electrical safety, equipment isolation, and safe working practices.
• Structured problem-solving skills, attention to detail, and accurate documentation.
• Customer-focused attitude and the ability to work independently within assigned responsibilities and as part of a team.
• Good Thai communication skills and sufficient spoken and written English to understand technical documentation and communicate service findings.
• Willingness to travel, work in industrial environments, and support service activities outside normal

working hours
when required.