Site Manager (Renewables)

Liberty Gas Group; Dartford; On-site; GBP 55,000 - 75,000; Full time

Job summary

Liberty Gas Group in Kent/Dartford is seeking a Site Manager to lead renewable installation projects, focusing on ASHP and Solar PV, and to ensure safety, on-time delivery and high quality.

You will manage on-site teams, coordinate subcontractors and suppliers, and maintain programme milestones in line with PAS 2030 and industry standards. The role offers a competitive salary and clear progression into project leadership.

Qualifications

• Proven experience as a Site Manager within renewables or planned works.
• Strong knowledge of ASHP and/or Solar PV installations.
• Experience managing teams on-site (multiple crews).
• Background in domestic projects (social housing preferred).
• Knowledge of construction contracts (JCT/NEC).
• Strong understanding of health & safety regulations and compliance.
• Ability to manage programmes, resources and performance effectively.
• Full UK driving licence.

Responsibilities

• Manage day-to-day site operations across renewable installation projects.
• Oversee ASHP and Solar PV installations, ensuring quality and compliance.
• Lead and coordinate multiple teams, including operatives and subcontractors.
• Plan, monitor and update project programmes and workloads.
• Ensure materials, labour and resources are in place for planned works.
• Carry out site audits, inspections and quality checks to deliver defect‑free installations.
• Maintain high standards of health & safety, ensuring all procedures and documentation are followed.
• Capture and manage site data and evidence accurately.
• Liaise with clients, internal teams and stakeholders to ensure smooth project delivery.
• Ensure all works are completed in line with PAS 2030 and relevant industry standards.

Skills

Site management

Renewables

ASHP

Solar PV

Team leadership

Health & Safety

Programme management

Construction contracts

Driving licence

Stakeholder liaison

Tools

PAS 2030

JCT/NEC

CSCS

Job description

Site Manager (Renewables)

Location: Kent / Dartford

Salary: Competitive

Full Time | Permanent

About Us

At Liberty, we're at the forefront of the energy transition, delivering renewable solutions that improve homes and communities. Due to continued growth across our renewables contracts, we're looking for an experienced Site Manager to join our team.

The Role

As a Site Manager, you'll take full responsibility for the successful delivery of renewable installation projects, with a focus on Air Source Heat Pumps (ASHP) and Solar PV systems.

You'll be managing multiple teams on-site, ensuring projects are delivered safely, on time, and to the highest quality standards.

Key Responsibilities

• Manage day-to-day site operations across renewable installation projects
• Oversee ASHP and Solar PV installations, ensuring quality and compliance
• Lead and coordinate multiple teams, including operatives and subcontractors
• Plan, monitor and update project programmes and workloads
• Ensure materials, labour and resources are in place for planned works
• Carry out site audits, inspections and quality checks to deliver defect‑free installations
• Maintain high standards of health & safety, ensuring all procedures and documentation are followed
• Capture and manage site data and evidence accurately
• Liaise with clients, internal teams and stakeholders to ensure smooth project delivery
• Ensure all works are completed in line with PAS 2030 and relevant industry standards

About You

You'll be a confident leader with strong experience in renewables or planned works, able to manage multiple priorities while maintaining high standards.

Essential

• Proven experience as a Site Manager within renewables or planned works
• Strong knowledge of ASHP and/or Solar PV installations
• Experience managing teams on-site (multiple crews)
• Background in domestic projects (social housing preferred)
• Knowledge of construction contracts (JCT/NEC)
• Strong understanding of health & safety regulations and compliance
• Ability to manage programmes, resources and performance effectively
• Full UK driving licence

Desirable

• Experience working in PAS 2030 retrofit environments
• SMSTS, CSCS, First Aid, Asbestos Awareness
• Experience progressing into multi-site or project management roles

Why Join Liberty?

• Work on high-profile renewable energy projects
• Be part of a growing energy transition division
• Clear progression opportunities into Project Management roles
• Competitive salary and benefits package
• Supportive, safety-first working environment

Closing Date: 19th November 2026 (We may close earlier due to application rates)

Given the nature of this position, you will need to undergo a Basic Disclosure and Barring Service Check (DBS) at offer stage. Applicants with criminal convictions will be assessed individually, and we assure you that we do not discriminate based on an applicant's criminal record or the details of any disclosed offenses. Additionally, certain roles may be subject to additional pre-employment checks.