Lead Engineer - Rail Business

The Lead Engineer - Rail Business serves as engineering authority for projects and tenders involving AC and DC traction power supply systems. Responsibilities include substation design authority, equipment sizing, drawings and specifications, engineering estimates, vendor evaluations, technical risk assessment, project-site visits, and coordination with customers and project teams.

The role requires a bachelor's degree or higher in Electrical Engineering and at least five years of experience, preferably in power distribution or electrical control systems. Candidates need knowledge of railway electrification, international and relevant Asian standards, DC traction power, protection and control, primary substation design, power-system studies, and traction-power simulation software. Excellent English and Thai communication skills are required.

Act as design authority for AC and DC rail traction power supply substation engineering.

Prepare and review layouts, system drawings, specifications, bills of materials, cable routings, grounding systems, and lightning protection designs.

Perform or review load-flow, short-circuit, insulation coordination, EMC, RAM, and network harmonic studies.

Evaluate vendor offers, support manufacturing clearance, perform FAT or SAT, and estimate engineering effort for tenders.

Coordinate customers, project teams, supply chain, consultants, and engineering disciplines while assessing technical risks and opportunities.

Bachelor's degree or higher in Electrical Engineering, preferably in power distribution or electrical control systems.

At least five years of relevant experience and knowledge of DC traction power supply systems.

Knowledge of high- and medium-voltage equipment, substations, protection and control, and digital protection relays.

Knowledge of railway electrification, overhead catenary or third-rail distribution systems, and relevant international and Asian standards.

Experience with project realization, preferably internationally, plus excellent English and Thai communication skills.

Hitachi Energy uses digital and automated tools, including AI-supported solutions, for application screening, job matching, and interview scheduling. Pre-employment background and security checks may include employment, education, criminal-record, credit-history, and sanctions screening where applicable.