We are currently seeking an experienced Electrical Supervisor to support the delivery of a large-scale Battery Energy Storage System (BESS) project. This is an excellent opportunity to join a major renewable energy infrastructure scheme and play a key role in the successful installation and energisation of grid-scale energy systems. The successful candidate will oversee day-to-day electrical installation activities on site, ensuring works are completed safely, efficiently, and in line with programme and quality standards.

Responsibilities

The Electrical Supervisor will be responsible for supervising LV and HV electrical installation activities across the BESS project while managing subcontractors, electrical teams, and specialist suppliers on site. The role will involve ensuring all works are completed in accordance with HSEQ standards, project specifications, and programme requirements. You will review and implement RAMS, permits, and safe systems of work while coordinating daily site activities with project management and commissioning teams. The role will also include supporting QA/QC inspections, snagging, and handover documentation, monitoring progress against programme milestones, and assisting during energisation and commissioning phases.

Requirements

Candidates should have previous experience working as an Electrical Supervisor on renewable energy, BESS, solar, HV, or substation projects with a strong understanding of LV and HV electrical systems. Applicants should hold SSSTS or SMSTS certification alongside a valid ECS or CSCS card. Strong subcontractor management and site coordination experience is essential, along with a proactive approach to health, safety, environmental, and quality standards. Previous BESS project experience and HV Authorisation or AP experience would be highly advantageous.

ersg are an equal opportunities employer; we are committed to promoting equality of opportunity for all job applicants. We do not discriminate against applicants on the basis of age, sex, race, disability, pregnancy, marital status, sexual orientation, gender reassignment or religious background; all decisions are based on merit.