Commissioning Manager
Freelance Commissioning Manager | BESS (Battery Energy Storage Systems) | Berlin, Germany
I’m working with a leading renewable energy developer delivering utility-scale Battery Energy Storage System (BESS) projects across Germany. They are looking for an experienced Freelance Commissioning Manager to support the successful delivery, testing and energisation of a major energy storage project based in Berlin.
Location: Berlin, Germany (Hybrid)
Duration: 12+ Months
Start Date: ASAP
Language: English Required, German Bonus
Key Responsibilities:
- Lead commissioning activities for utility-scale BESS projects from construction completion through to commercial operation.
- Develop and manage commissioning plans, procedures and schedules.
- Coordinate EPC contractors, OEMs, grid operators and project stakeholders during commissioning and energisation.
- Oversee testing and validation of battery systems, PCS, transformers, SCADA and control systems.
- Ensure compliance with project HSE requirements and industry standards.
- Manage punch-list items, defects and final handover documentation.
- Support grid compliance testing, performance testing and operational readiness activities.
Essential:
- Proven experience commissioning utility-scale BESS, renewable energy or power infrastructure projects.
- Strong knowledge of MV/HV electrical systems and grid-connected assets.
- Experience working with EPC contractors, OEMs and commissioning teams.
- Ability to manage commissioning activities safely and efficiently on site.
- Strong stakeholder management and problem-solving skills.
- EU work eligibility and willingness to be site-based in Berlin.
If this sounds like a job for you, please apply or send your CV to Bunty.clementson@g2recruitment.com