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BESS Delivery & Service Manager / Engineer – Utility Scale Projects

LONGi Solar

Germany · On-site Full-time Senior 1w ago

About the role

Position Overview

The BESS Delivery & Service Manager / Engineer (Utility Scale) is responsible for the execution and lifecycle support of large-scale battery energy storage projects after the project is secured by the sales and presales teams. The role manages the technical delivery, commissioning, and operational support of utility-scale BESS projects.

Key Responsibilities

Project Handover from Sales / Presales

  • Take ownership of projects after commercial contract closure .
  • Review project scope including:
    • System design
    • Grid requirements
    • Performance guarantees
    • Project schedules
  • Align with customers and internal teams on project execution strategy.

Project Execution & Delivery

  • Manage the full lifecycle delivery of utility-scale BESS projects .
  • Coordinate with EPC contractors, integrators, and equipment suppliers.
  • Track project schedules, milestones, and deliverables.
  • Ensure compliance with technical specifications, grid requirements, and safety standards.
  • Manage project risks and coordinate issue resolution.

Commissioning & Grid Integration

  • Oversee commissioning of utility-scale BESS including:
    • System energization
    • Grid compliance testing
    • Performance testing
  • Work with grid operators and technical partners to complete system integration.
  • Ensure successful handover to operations.

Operations Support & Service Management

  • Coordinate post-commissioning support and service activities .
  • Manage long-term service plans and preventive maintenance.
  • Monitor system performance and coordinate troubleshooting if needed.
  • Interface with OEM technical teams for system diagnostics.

Stakeholder Coordination

  • Act as the primary technical contact between:
    • Customers
    • EPC contractors
    • OEM suppliers
    • Internal teams
  • Ensure smooth communication and alignment across stakeholders.

Qualifications

  • Degree in Electrical Engineering, Power Systems, Energy Engineering , or related field.
  • 5–10 years experience in utility-scale renewable energy or power infrastructure projects.
  • Experience with large-scale BESS, solar + storage, or grid infrastructure preferred.
  • Strong understanding of:
    • Grid integration
    • Power systems
    • Energy management systems
    • High-voltage systems

Skills

  • Strong project management and coordination skills
  • Knowledge of grid compliance and power system integration
  • Ability to manage multiple technical stakeholders
  • Strong problem-solving ability
  • Willingness to travel to project sites

Skills

BESSEnergy management systemsElectrical EngineeringGrid integrationHigh-voltage systemsPower systemsProject management

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