Site Manager – Battery Energy Storage System (BESS)
Location: Rothienorman Substation, UK
Project: 49.99 MW Battery Energy Storage System (BESS) connected at 33 kV
Contract Duration: September 2026 – September 2027
Overview
We are seeking an experienced Site Manager to oversee the delivery of a 49.99 MW Battery Energy Storage System (BESS) project connected at 33 kV at Rothienorman Substation.
The end client has extensive experience delivering major infrastructure projects internationally; however, this will be their first project in the UK market. As such, they are looking for a strong on-site presence capable of ensuring safe, efficient, and high-quality project execution while acting as the primary interface between the client, contractors, and stakeholders on site.
The successful candidate will work closely with the wider back-office energy storage team, who will provide technical support where required, while taking overall responsibility for day-to-day site coordination and management.
Key Responsibilities
- Lead and manage all on‑site activities throughout the construction and commissioning phases of the project
- Act as the primary on‑site representative for the client
- Coordinate civil, electrical, and BESS installation works to ensure programme milestones are achieved
- Oversee site health & safety compliance in line with UK regulations and project standards
- Manage subcontractors, suppliers, and site personnel
- Ensure all works are completed in accordance with quality standards, specifications, and approved designs
- Monitor project progress and provide regular updates to the client and project stakeholders
- Coordinate interfaces between electrical and civil packages
- Support commissioning activities and ensure successful project handover
- Identify and mitigate site risks and resolve construction-related issues proactively
- Maintain accurate site documentation, reporting, and records
Requirements
- Proven experience delivering Battery Energy Storage System (BESS) projects
- Previous experience managing both civil and electrical aspects of infrastructure or energy projects
- Strong understanding of HV/MV electrical systems, ideally including 33 kV connections
- Experience managing subcontractors and multidisciplinary site teams
- Good knowledge of UK health & safety regulations and construction standards
- Strong communication and stakeholder management skills
- Ability to operate independently and provide strong on‑site leadership
- Relevant construction or engineering qualifications preferred
Desirable Experience
- Previous experience working on utility‑scale renewable energy or power infrastructure projects
- Experience working with substations or grid connection projects
- SMSTS, CSCS, or equivalent UK site certifications
- Knowledge of BESS commissioning and energisation processes
Contract Details
- Start Date: September 2026
- End Date: September 2027
- Location: Rothienorman Substation
- Project Type: Utility‑scale Battery Energy Storage System (BESS)
- Connection Voltage: 33 kV
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