Field Service Engineer – Utility Battery Energy Storage

About the role

We are seeking a Field Service Engineer to join Trina Solar’s Utility Storage team, supporting battery energy storage system (BESS) projects across Romania, Poland and Lithuania. The role involves on‑site installation, commissioning and maintenance of solar‑plus‑storage solutions, ensuring reliable delivery and performance for our customers.

Key responsibilities

• Execute on‑site installations and commissioning of BESS projects in Eastern Europe.
• Supervise daily site activities and coordinate with contractors and suppliers.
• Ensure compliance with health & safety regulations and company policies.
• Manage equipment delivery, report progress to engineering and project managers, and resolve quality issues.
• Support the development and implementation of service and maintenance procedures.

Required profile

• Engineering or electrical degree with relevant qualifications.
• Experience in commissioning or maintaining electrical equipment for Solar PV and/or BESS projects.
• Strong hands‑on site experience and ability to follow safety regulations.
• Familiarity with electrical standards, regulations and legislation.
• Excellent interpersonal skills to work with multiple stakeholders.
• Fluent English; additional languages are a plus.
• Willingness to travel extensively across the region.

Required skills

• Proficiency in MS Office.
• Experience with SCADA systems.
• Knowledge of MODBUS communication protocol.