HIU Service Engineer

HIU Engineer

£40,000 - £45,000 + Bonus + Benefits

London & South UK (Field-Based)

MC Technical Recruitment are partnering with a fast-growing low-carbon energy company to recruit a skilled HIU Service & Repair Engineer / Heating Interface Unit Engineer to join their expanding team across London and the South.

This is a fantastic opportunity for an experienced engineer with strong knowledge of HIU systems to step into a dynamic and forward-thinking organisation working at the cutting edge of heat network maintenance and optimisation.

As a HIU Service & Repair Engineer, you will be responsible for:

• Carrying out service and fault-finding tasks on HIUs from a range of manufacturers
• Diagnosing system failures, replacing components, and reinstating heat supply
• Responding to reactive maintenance callouts (1-in-4 week on-call rota)
• Supporting with monthly mechanical checks and commissioning preparation
• Assisting in training of junior engineers and sharing technical knowledge
• Keeping accurate maintenance and repair records using an online system
• Participating in minor project work and scoping remedial activities
• Communicating effectively with internal teams and site-based personnel

To be considered for this role, you should have:

• At least 1 year of experience working on HIUs, ideally across multiple brands
• Basic electrical and mechanical knowledge, including safe isolation procedures
• Familiarity with plantroom systems and heat network setups (desirable)
• Ability to read and interpret schematics and technical drawings
• A proactive and organised mindset with a commitment to high standards
• Part G and Part P qualifications (desirable)
• Full UK driving licence (valid for at least 12 months)

The package on offer includes:

• Base salary of £40,000 - £45,000, depending on experience
• Performance-related discretionary bonus
• 25 days annual leave + bank holidays (option to buy or sell up to 5 additional days)
• Pension scheme
• Private medical insurance (opt-in)
• Electric car lease & cycle to work schemes
• Company phone, laptop/tablet, and PPE
• Ongoing training and career development opportunities
• Health and wellbeing support
• A collaborative and forward-thinking team culture

If you re a technically skilled and customer-focused engineer looking to make an impact in the low-carbon energy sector, please contact MC Technical Recruitment via (url removed) or call Matt George on (phone number removed) for a confidential chat.