A leading Construction and Facilities Management contractor is seeking an experienced and fully qualified Mobile Commercial Gas Engineer to join their team on a full-time permanent basis. This is a mobile role working across a range of commercial sites, between Southampton and Bournemouth. Delivering high-quality servicing, repairs, and installations of gas systems as part of planned and reactive maintenance works. Key Responsibilities: * Undertake maintenance and repair of gas plant systems across multiple sites. * Carry out fabric and basic electrical maintenance tasks in line with contract requirements. * Complete all Planned Preventative Maintenance (PPM) and Reactive Maintenance to required legislative and safety standards. * Ensure timely completion and submission of all paperwork, including job reports, service records, and compliance documentation. * Participate in the on-call rota to provide out-of-hours emergency support as needed. * Monitor and supervise visiting subcontractors, ensuring high standards of workmanship and compliance with Health & Safety regulations. * Issue and manage Permits to Work, control small works, and undertake escorting duties as required. * Ensure all compliance certification is correctly completed, and remedial works are clearly identified and documented. * Maintain up-to-date knowledge of all ...