We’re seeking an experienced Air Source Heat Pump (ASHP) Maintenance Engineer to join a growing renewable energy business supporting domestic and commercial customers across the South of England. Covering: Oxfordshire, Buckinghamshire, Berkshire, Wiltshire, Gloucestershire, Hampshire, Hertfordshire, Kent, Surrey, West Sussex & East Sussex The Role You’ll be responsible for the servicing, fault-finding, and maintenance of ASHP systems, ensuring high performance, reliability, and customer satisfaction. This is a field-based role requiring travel across the listed regions, with occasional overnight stays where needed. Key Responsibilities Carry out routine maintenance, inspections, and repairs on ASHP systems Diagnose and resolve faults efficiently, providing clear and professional communication with customers Complete service reports and compliance documentation Support commissioning and performance checks when required Uphold high standards of safety, quality, and customer care Requirements Proven experience working on air source heat pump systems (domestic or commercial) Strong understanding of heating, plumbing, and electrical principles Relevant qualifications (NVQ Level 2/3, F-Gas, or equivalent) Full UK driving licence Good communication and customer service skills Benefits Competitive salary £40,000 – £50,000 (DOE) Company van, tools, and uniform provided Paid travel and overtime available Training and development opportunities within a fast-growing renewables company If you’re an experienced ASHP Engineer looking to join a forward-thinking business committed to quality and sustainability, we’d love to hear from you.