Job Description BESS Delivery & Service Manager / Engineer – C&I; Projects Position Overview The BESS Delivery & Service Manager / Engineer (C&I;) is responsible for the successful delivery, commissioning, and lifecycle support of Commercial & Industrial Battery Energy Storage System (BESS) projects after the project is secured by the sales and presales teams.

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This role takes full ownership of the project from contract handover through installation, commissioning, and after-sales service, ensuring projects are delivered safely, on time, and according to technical specifications.

Key Responsibilities 1.

Project Handover & Planning
* Take over BESS projects from the sales and presales teams after contract signing.
* Review technical proposals, system configurations, and commercial scope.
* Develop project execution plans including timelines, resource planning, and site coordination.
* Confirm system design and project requirements with internal teams and customers.

2.

Project Delivery & Implementation
* Manage the end-to-end delivery of C&I; BESS projects.
* Coordinate with EPC partners, installers, and subcontractors for system installation.
* Ensure project milestones are achieved according to schedule and budget.
* Monitor site work and ensure compliance with safety and quality standards.
* Manage equipment logistics, delivery, and installation activities.

3.

Commissioning & System Integration
* Lead or support BESS commissioning activities, including:




* System functional testing
* EMS / PCS / BMS integration
* Grid connection and verification
* Work with engineering teams to resolve technical issues during commissioning.
* Ensure the system operates according to performance specifications.

4.

Customer Support & After-Sales Service
* Provide technical support and service coordination after project commissioning.
* Manage maintenance schedules and service activities.
* Troubleshoot operational issues and coordinate with OEMs or suppliers if needed.
* Maintain strong customer relationships and ensure customer satisfaction.

5.

Documentation & Reporting
* Prepare project documentation including:
* Commissioning reports
* As-built documentation
* Operation and maintenance manuals
* Track project progress and provide regular internal updates.

Qualifications
* Degree in Electrical Engineering, Power Engineering, Renewable Energy, or related field.
* 3–7 years of experience in renewable energy, BESS, solar + storage, or power systems.
* Experience in C&I; energy storage or distributed energy projects preferred. xysqume
* Understanding of BESS components including:
* Battery systems
* PCS / inverters
* EMS / monitoring systems
* Experience in project delivery or field engineering.

Skills
* Strong project coordination and communication skills
* Problem-solving and troubleshooting capability
* Familiarity with renewable energy systems
* Ability to work with customers, EPCs, and suppliers
* Willingness to travel to project sites when required

📌 Fulfilment Service Manager / Engineer – BESS C (Roma)
🏢 LONGi Solar
📍 Roma