Site Supervisor

The Opportunity

Join Hitachi Energy's Grid & Power Quality Solutions business and play a key role in delivering critical energy infrastructure projects across Greece and Cyprus.

As a Site Supervisor, you will lead site execution activities on HV/EHV projects supporting grid modernization, renewable energy integration, data centers, and other key sectors driving the energy transition.

This is an excellent opportunity for a construction, commissioning, or substation professional looking to take ownership of site activities while working for a global technology leader. You will collaborate with customers, project teams, subcontractors, and commissioning specialists to deliver projects safely, on time, and to the highest quality standards.

Your Responsibilities

• Plan, coordinate, and supervise daily site activities, ensuring resources, equipment, and subcontractors are available to meet project milestones.
• Support and oversee construction, installation, testing, and commissioning activities throughout the project lifecycle.
• Ensure all site works are executed in accordance with contract requirements, quality standards, project schedules, and HSE regulations.
• Maintain accurate site documentation, implement approved design changes, and support the development of as-built documentation.
• Act as the primary site contact for customers and provide timely resolution and escalation of project-related issues.
• Coordinate and manage subcontractors, suppliers, and external service providers to ensure efficient site execution.
• Lead site activities through customer acceptance, punch-list completion, and final project handover.
• Promote a strong safety culture and ensure compliance with Hitachi Energy policies, legal requirements, and customer standards.

• Degree, HND, or equivalent technical qualification in Electrical Engineering.
• Minimum 3 years of experience in electrical construction, commissioning, or site supervision, preferably within HV/EHV substation projects.
• Experience in transmission, distribution, AIS/GIS substations, or other power infrastructure projects is highly desirable.
• Good understanding of construction, installation, testing, and commissioning activities within the power or utilities sector.
• Experience coordinating subcontractors and working within multidisciplinary project teams.
• Strong communication, stakeholder management, and customer-facing skills.
• Fluent in Greek and English, both written and spoken, with proficiency in Microsoft Office applications.
• Willingness to travel regularly throughout Greece and Cyprus; fulfilment of military service obligations where applicable.