Technical Service Engineer BESS
Pubblicato il 16-08-2026 - JA Europe in Roma
Full-time | Italy, Spain | Technical EuropePosition SummaryThe Technical Service Engineer BESS is responsible for the on-site installation support, commissioning, grid connection, and after-sales technical service of Battery Energy Storage System (BESS) projects across South Europe.The role acts as the primary on-site technical representative, ensuring safe, timely, and high-quality project delivery from installation through commissioning, acceptance, and post-installation support.
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The Technical Service Engineer collaborates closely with customers, EPCs, subcontractors, and internal technical teams to resolve technical issues, ensure compliance with local grid and safety requirements, and deliver an excellent customer experience throughout the project lifecycle.Reporting LineReports to: Team Lead Technical Services BESSMajor ResponsibilitiesSite Delivery & CommissioningProvide on-site technical support during installation, commissioning, testing,
and handover of Battery Energy Storage System (BESS) projects.Supervise installation activities and verify compliance with technical specifications, quality standards, and safety requirements.Perform system commissioning, functional testing, and grid connection activities to ensure successful project energization.Resolve on-site technical issues related to electrical installation, system integration, and grid compliance.Support project acceptance, punch-list resolution, and final technical handover to customers.After-Sales Technical SupportRespond promptly to customer technical enquiries via remote or on-site support and ensure timely issue resolution.Troubleshoot hardware, software, communication, and system performance issues, escalating complex cases where appropriate.Manage after-sales service activities through the service management system, ensuring accurate documentation and timely closure