Project Manager

Job Description

Project Manager – Battery Energy Storage Systems (BESS)

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Location: Hamburg, Germany

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Contract: Freelance

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Duration: 12–18 months

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Start: October 2026

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Sector: Utility-Scale Battery Energy Storage Systems

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Working model: Hybrid / site-based as required

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I'm currently looking for an experienced Project Manager to support the delivery of a large-scale BESS project in Hamburg, Germany.

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The Project Manager will take responsibility for the project through engineering, construction, grid connection, commissioning and final handover.

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Responsibilities

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• Manage delivery of a utility-scale BESS project from construction through commissioning
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• Coordinate engineering, construction, electrical and commissioning teams
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• Manage EPC contractors, subcontractors and equipment suppliers
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• Monitor programme, budget, quality and project milestones
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• Coordinate HV/MV grid-connection activities
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• Oversee installation of battery systems, transformers, switchgear and associated electrical infrastructure
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• Support FAT, SAT, energisation and commissioning activities
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• Interface with the client, EPC, DSO/TSO and other project stakeholders
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• Manage project risks, variations and technical issues
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• Ensure successful project completion and handover
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Requirements

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• Previous experience as a Project Manager / Senior Project Manager within BESS
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• Strong utility-scale energy-storage project experience
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• Good understanding of HV/MV systems and grid connection
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• Experience managing EPC contractors and multidisciplinary project teams
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• Experience taking projects through construction and commissioning
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• Knowledge of transformers, switchgear, substations and electrical balance of plant
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• Strong stakeholder and contractor-management experience
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• Able to work on projects in Germany
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