We are looking for Air Source Heat Pump Installer to join Thermatic Homes.
To install domestic air source heat pump systems safely and to a high standard in line with supplied designs, specifications and RAMS. The role includes system installation, commissioning support, and customer handover, with a strong focus on quality, compliance, and customer care.
This role requires full heating competence, including unvented hot water systems.
The Benefits:
- 33 days holiday (inc bank holidays) + a day off on your Birthday
- Auto-enrolment Pension
- Death in Service Insurance @ 4 X salary
- Extensive Healthcare & Wellbeing provisions including:
- Private Medical Insurance (no excess)
- Dental & Optical cash back scheme
- Employee Assistance Programme
- Access to virtual GP support
- Health discounts
- Access to annual health screening
- Enhanced Family Leave policies
- Free parking
- Company events
- Gym facilities onsite
- Referral bonus
- Employee of the Month awards
- Long Service Awards
Hours & Location of Work:
Main location - This role a mobile role which will mainly be based across the North West but will also require travel to sites across the United Kingdom.
Regular hours of work - Monday to Friday, 8am to 5pm - 40 hour working week.
Skills, Experience & Qualifications:
Essential
- NVQ Level 2 or 3 in Plumbing & Heating (or equivalent)
- Unvented Hot Water Qualification (G3)
- Water Regulations (WRAS)
- CSCS card
- Asbestos Awareness
- Manual Handling
- Proven domestic ASHP installation experience.
- Confident working with low‑temperature heating systems.
- Strong understanding of hydraulic separation, flow rates, and system volumes.
- Competent installation of unvented hot water systems without supervision.
- High-quality pipework, insulation and system layout.
Desirable
- MCS‑related heat pump training (manufacturer or accredited provider)
- Level 3 Low Carbon Heating / Heat Pump qualification
- F‑Gas Category 1 (or willingness to obtain)
- Cylinder manufacturer training
- Experience working under ECO / retrofit programmes
Responsibilities include:
- Review the provided design pack, method statements and RAMS before works commence.
- Confirm plant locations, cylinder positioning, pipe routes and clearances on arrival.
- Prepare work areas, protect customer property, and maintain a tidy site throughout.
- Identify and escalate any site conditions that conflict with the design.
- Install outdoor ASHP units to manufacturer guidance (base, wall brackets, vibration isolation, clearances).
- Install internal components including buffer vessels, low‑loss headers, pumps, valves, and controls.
- Complete primary and secondary pipework to a high standard, including insulation and correct support.
- Integrate ASHP systems with existing or upgraded heating circuits (radiators / UFH).
- Install, modify or replace unvented hot water cylinders in line with:
- Building Regulations
- Manufacturer instructions
- Correctly fit all safety components including:
- Expansion vessels
- Pressure reducing valves
- Temperature & pressure relief valves
- Tundish and discharge pipework
- Complete fault‑free unvented installations ready for commissioning and certification.
- Carry out cylinder swaps, pipework alterations, radiator upgrades (TRVs, new radiators where required).
- Flush, fill, inhibit and pressure test systems prior to commissioning.
- Install controls, thermostats and sensors as specified in the design.
- Assist with or complete system commissioning in accordance with manufacturer requirements.
- Balance systems and confirm correct flow rates and temperatures.
- Demonstrate system operation to the homeowner, including:
- Basic controls
- Best‑practice usage
- Efficiency guidance
- Complete installation paperwork and commissioning checklists.
- Work strictly to all supplied RAMS and company H&S procedures.
- Comply with Building Regulations, MCS standards and manufacturer requirements.
- Use PPE correctly and maintain a safe working environment at all times.
- Maintain photographic evidence of installs for QA and audit purposes.
Our People
We’re a business built on people and it’s the people that make us different from other companies. If you believe your skills and experience can bring value to this role then we'd love to hear from you.
We’re a diverse group and encourage our people to be independent thinkers and collaborative doers to create a supportive culture full of passion.
Thermatic Group is an Equal Opportunities employer and takes is responsibilities relating to Equality, Diversity, & Inclusion seriously. For further information, you can request a copy of our Equality, Diversity & Inclusion Policy.
