HIU Engineer

JAM Recruitment Ltd; Dartford; On-site; GBP 42,000 - 45,000; Full time

Benefits offered by this job

Company van

Fuel card

Paid travel

No call-out rota

23 days leave + BH

Overtime rate premiums

Private healthcare

Training and career development

Job summary

JAM Recruitment Ltd are seeking an HIU Service / Breakdown Engineer to deliver maintenance and repairs on Heat Interface Units across London. This mobile role offers a salary of £42,000–£45,000 with a monthly performance bonus up to 10% and a company van, fuel card, private healthcare, and paid travel time.

You will operate without a call-out rota, with overtime available at enhanced rates, and be responsible for diagnosing faults, performing routine checks, and ensuring efficient district

Qualifications

• Experience servicing and repairing HIUs.
• Strong mechanical plantroom experience required.
• Experience working on district heating networks.
• Good fault-finding and diagnostic skills.
• Valid UK driving licence is essential.
• Strong communication and customer service skills.

Responsibilities

• Service, maintain and repair HIUs across London.
• Diagnose faults and carry out corrective actions on district heating systems.
• Perform planned preventative maintenance and routine checks.
• Attend reactive breakdowns and restore operation promptly.
• Complete service reports and documentation accurately.
• Provide professional customer service while representing the company.

Skills

HIU servicing

Fault finding (mechanical & electrical

District heating systems

Communication & customer service

Full UK Driving Licence

Job description

As a HIU Engineer based in Dartford, you will deliver service and breakdown support across London, handling maintenance and repairs on heat interface units within residential and commercial settings. This contract role offers a salary between £42,000 and £45,000, supplemented by a monthly performance bonus of up to 10%. You will receive a company van, fuel card, and private healthcare, with paid travel time included. Working without a call-out rota, you will manage your schedule during standard hours, with overtime available at enhanced rates. Your duties involve diagnosing faults, performing routine checks, and ensuring efficient operation of district heating systems. The position suits a technician with solid mechanical and electrical fault-finding abilities, keen to develop within a supportive building services firm.

HIU Service / Breakdown Engineer

Location: London (Mobile Role)

Salary £42,000 - £45,000 Basic + Up to 10% Monthly Performance Bonus

Benefits

• Company van and fuel card
• Paid travel (1 hour each way)
• No call-out rota
• 23 days annual leave plus Bank Holidays
• Overtime paid at: Time and a half
• Overtime paid at: Double time (where applicable)
• Vitality Private Healthcare
• Ongoing training and career development

About the Company

An established and growing building services specialist with a team of around 27 employees, delivering maintenance, design, installation and project solutions across London. The business specialises in district heat networks and works on a range of mixed-use, residential and commercial developments. Due to continued growth, an opportunity has become available for an experienced HIU Service / Breakdown Engineer to join the team.

The Role

You''ll be responsible for carrying out planned preventative maintenance (PPM), reactive repairs and fault finding on Heat Interface Units (HIUs) and associated district heating plant across London. This is a mobile position working on a variety of modern residential and mixed-use developments, ensuring heating and hot water systems operate safely and efficiently.

Key Responsibilities

• Service, maintain and repair Heat Interface Units (HIUs)
• Diagnose and rectify faults on district heating systems
• Carry out planned preventative maintenance (PPM)
• Attend reactive breakdowns across London
• Work on associated mechanical plantroom equipmentComplete service reports and documentation accurately
• Provide excellent customer service while representing the business professionally
• Ensure all work is completed safely and in accordance with industry standards

Requirements

• Previous experience servicing and repairing HIUs
• Strong mechanical plantroom experience is essential
• Experience working on district heating networks
• Good fault-finding and diagnostic skills
• Full UK Driving Licence
• Strong communication and customer service skills
• Able to work independently and manage your own workload

What''s on Offer

• £42,000 - £45,000 basic salary
• Up to 10% monthly performance bonus
• Company van and fuel card
• Paid travel (1 hour each way)
• No call-out rota
• Plenty of overtime available (paid at enhanced rates)
• Vitality Private Healthcare
• 23 days holiday plus Bank Holidays
• Stable, long-term opportunity with a growing and well-established business