Fulfilment & Service Manager / Engineer – Bess C&I
Pubblicato il 02-08-2026 - LONGi Solar in Volpiano
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.
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.
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