Mobile Installation Engineer (AC/Heating)

Mitie; Stoke Gifford; On-site; GBP 100,000 - 125,000; Full time

Job summary

A leading facilities management company in the United Kingdom is seeking a skilled HVAC Project Engineer to lead and coordinate air-conditioning engineering projects. The successful candidate will oversee installations and maintenance, ensuring compliance with performance and safety standards while managing resources effectively. Strong knowledge of HVAC systems and Health & Safety legislation is essential for this role.

Responsibilities

• Oversee and carry out project work involving AC / HVAC systems.
• Plan, organise, and manage resources to deliver projects on time.
• Carry out planned preventative maintenance and reactive maintenance.
• Diagnose faults and perform troubleshooting according to specifications.
• Ensure all works comply with Health & Safety legislation and policies.
• Liaise with client representatives and coordinate works.

Job description

To lead, coordinate and deliver air-conditioning (AC / HVAC) engineering projects across GWR contract sites, ensuring systems are installed, maintained, repaired or upgraded to meet performance, safety, regulatory and client standards.

Key Responsibilities

• Oversee and carry out project work involving AC / HVAC systems — including installation, upgrade, refurbishment, modernization works.
• Plan, organise, and manage resources (people, materials, time) to deliver projects on time, within budget and to contract standards.
• Carry out planned preventative maintenance (PPM) and reactive maintenance of HVAC / AC / refrigeration / heat pump systems.
• Diagnose faults, perform fault-finding and troubleshooting according to manufacturer specifications and best practices.
• Produce method statements, risk assessments, work permits; ensure all works comply with Health & Safety legislation and Mitie / GWR policies.
• Ensure all documentation, inspection reports, certification, log books etc. are completed accurately and on schedule.
• Liaise with client representatives, manufacturers, suppliers, and internal teams to coordinate works.
• Participate in commissioning and testing of new AC / HVAC installations.
• Ensure that all works meet regulatory requirements (e.g. F-Gas, ODS, OHS, electrical safety).
• Monitor performance of AC / HVAC plant and systems post-installation to ensure reliability and efficiency.
• Conduct site surveys / inspections and provide technical input into project proposals, costings, and feasibility studies.