Heat Network & Heat Interface Unit Service Engineer

Heatweb Solutions Ltd; United Kingdom; On-site; GBP 80,000 - GBP 100,000; Full time

Job summary

A leading energy efficiency consultancy in the UK is seeking experienced sub-contract Heat Interface Unit (HIU) Service & Maintenance Engineers. The role involves performing planned and reactive maintenance and fault diagnosis on HIU and MVHR systems in residential and mixed-use settings. Ideal candidates will possess strong hydraulic and mechanical knowledge. The position demands reliability and professionalism while working with residents and site managers. Immediate openings are available for full and part-time work in London and the South East.

Qualifications

• Experience with HIUs and MVHR systems in residential and mixed-use properties.
• Ability to carry out fault diagnosis and commissioning support.
• Strong knowledge of health & safety regulations.

Responsibilities

• Carry out planned and reactive maintenance on HIU and MVHR systems.
• Complete service reports and certification accurately.
• Liaise professionally with residents and property managers.
• Identify remedial works and report system defects.

Skills

Hydraulic knowledge

Mechanical knowledge

Communication skills

Job description

Overview

Heatweb Solutions UK is an energy efficiency consultancy helping organisations cut carbon and costs through smarter heat network management. With 40+ years’ experience, service, maintain and optimise HIUs, CIUs, MVHRs, plant rooms, and substations. Our real-time monitoring integrates with Building Management Systems and Metering & Billing systems to improve performance, reduce waste, support HNTAS compliance, and deliver low-carbon heat network solutions.

Role Description

We are seeking an experienced sub-contract Heat Interface Unit (HIU) Service & Maintenance Engineer to carry out planned and reactive maintenance, fault diagnosis, and commissioning support on HIU and MVHR systems within residential and mixed-use properties. The role is ideal for a reliable, self-employed engineer with strong hydraulic and mechanical knowledge of communal heating systems.

We have an immediate need for several engineers on current new build and occupied projects, which require many months of both full & part time works.

All work is in and around London / South East.

Key Responsibilities

• Commissioning and recommissioning HIUs following installation or remedial works
• Completing service reports, checklists, and certification accurately and on time
• Liaising with residents, site managers, and property management teams in a professional manner
• Identifying remedial works and reporting parts or system defects
• Working in compliance with health & safety regulations and site procedures

Skills and Experience Required

Additional training and tools may be provided, depending on the requirements of each specific project.

Please contact us on 03452411441 or send your CV to [e-mail]