Role Overview

The Site Manager leads the safe, efficient, and compliant delivery of BESS installations and ICP connection projects across the UK. The role oversees all on-site construction activities, ensuring works are delivered to programme, budget, and quality standards while maintaining OCU's strong safety culture and client relationships.

Key Responsibilities

Site Leadership & Delivery

• Manage day-to-day site operations for HV/LV civils, electrical installation, and commissioning activities.
• Coordinate all phases of BESS construction, including foundations, containers, inverters, transformers, switchgear, and balance-of-plant works.
• Oversee ICP contestable works, including cable routes, joint bays, substations, and grid connection assets.
• Ensure works follow approved designs, specifications, DNO/IDNO standards, and OCU Connect procedures.
• Lead site progress meetings, daily briefings, and toolbox talks.

Health, Safety & Environment

• Champion a strong safety culture and ensure compliance with CDM, HSE legislation, and OCU safety policies.
• Review and implement RAMS, permits, lift plans, and temporary works.
• Conduct regular site inspections, audits, and incident reporting.
• Manage environmental controls, including noise, waste, ecology, and pollution prevention.

Quality & Technical Oversight

• Ensure all works meet required quality standards, specifications, and client expectations.
• Coordinate inspections, testing, and commissioning activities for HV/LV systems and BESS components.
• Maintain accurate site records, red-line drawings, and as-built documentation.
• Support resolution of technical issues, design queries, and change requests.

Stakeholder & Subcontractor Management

• Act as the primary on-site contact for clients, DNO/IDNO representatives, landowners, and local authorities.
• Manage subcontractors, ensuring performance, compliance, and integration with OCU teams.
• Support commercial teams with progress reporting, variations, and forecasting.

Programme & Commercial Control

• Track progress against programme and escalate risks or delays.
• Ensure efficient resource planning, material control, and logistics coordination.
• Support cost management, productivity monitoring, and value engineering opportunities.

Experience & Competencies

Essential

• Proven experience managing HV construction, ICP connections, or energy infrastructure projects.
• Strong understanding of BESS systems, HV/LV electrical installation, and associated civils.
• Excellent leadership, communication, and stakeholder management skills.
• Ability to manage multi-discipline teams in a fast-paced, safety-critical environment.
• Competent in interpreting technical drawings, HV schematics, and DNO standards.

Desirable

• Experience delivering 132kV/33kV/11kV connections.
• Knowledge of IDNO adoption processes and contestable works requirements.
• Familiarity with National Grid, UKPN, SPEN, ENWL, WPD or other DNO frameworks.

Qualifications

• SMSTS - essential
• CSCS (Managerial) - essential
• NRSWA Supervisor - desirable
• First Aid at Work - essential
• Temporary Works Supervisor/Coordinator - desirable
• NEBOSH or IOSH - desirable
• Full UK Driving Licence

Driven by values, powered by inclusion.

At OCU, our values guide everything we do: integrity, collaboration, respect, innovation and one company united. They shape how we work with our clients, communities, and each other. We believe that inclusion is more than a principle - it's the foundation of our success. By embracing equity and ensuring that every individual has the opportunity to thrive, we create a workplace where diverse perspectives are valued, and everyone feels they belong.

Together, we build stronger teams, deliver better outcomes, and grow in ways that reflect the communities we serve. If you want to be part of a culture where values matter and inclusion is at the heart of everything we do apply now and help us shape the future together.

If you are invited to progress in the recruitment process, will you require any reasonable adjustments to support you? Please let us know so we can ensure the process is accessible and fair for you. Any information you share will be treated confidentially and will only be used to support you during the recruitment process.

Division OCU Energy Locations Nationwide Employment type Full-time Employment Status PAYE/Staff