Mechanical Engineer

Field Technical Engineer

Heat Networks | District Heating | Communal Heating Systems

📍 London, M25 & Home Counties
💰 £47,000 Basic + Up to £6,000 Bonus + Van + Fuel Card

Are you an experienced engineer looking to develop your career within one of the UK's fastest-growing Heat Network businesses?

Due to continued expansion, we're looking for a Field Technical Engineer to join a growing engineering team supporting residential and commercial heat network systems across London and the Home Counties. The business has more than doubled its engineering team over the last year and offers genuine progression, training and exposure to a wide range of technologies.

What You'll Be Doing

Working across district heating and communal heating systems, you'll be responsible for:

Heat Interface Units (HIUs / HRUs)

Servicing and planned maintenance
Fault finding and diagnostics
Replacements and upgrades
Reactive repairsMetering & Prepayment Systems

Meter maintenance and replacements
Installing prepayment systems
Upgrading existing metering infrastructurePlant Room Maintenance

Pumps
Expansion vessels
Pressurisation units
Side-stream filters
Inline filters
General plant room maintenance and fault findingAdditional Systems You'll Gain Exposure To

MVHR Systems
Ventilation equipment
Fan Coil Units
Cooling Interface Units
Wider heat network technologiesThis is an excellent opportunity for somebody wanting to broaden their skillset beyond traditional plumbing, heating or gas engineering. [Call with...(phone number removed) (9) | Word]

What We're Looking For

We're keen to speak with engineers who have:

Strong plumbing and heating experience
Experience servicing or repairing HIUs/HRUs
Confidence working within plant rooms
Basic electrical fault-finding skills
A flexible attitude and willingness to learn
Full UK Driving LicenceCommercial gas qualifications are not required for this role. Training and development will be provided to help engineers expand their technical capability.

Location & Travel

This is a field-based role covering:

London
Greater London
M25 Corridor
Essex
Hertfordshire
Berkshire
Kent
Surrey
Sussex
Suffolk and surrounding areasEngineers are generally assigned work close to their home location wherever possible. However, applicants must be comfortable travelling across the wider region when required. Occasional overnight stays may be necessary for special projects, with accommodation, travel and expenses fully covered. [Call with...(phone number removed) (9) | Word]

Salary & Benefits

✅ £47,000 Basic Salary
✅ Up to £6,000 KPI Bonus Scheme
✅ Company Van
✅ Fuel Card
✅ Private Use of Van Allowed
✅ 25 Days Holiday + Bank Holidays
✅ Birthday Leave
✅ CSR / Volunteering Days
✅ 4% Employer Pension Contribution
✅ Ongoing Training & Professional Development
✅ Quarterly Company Social Events
✅ Summer & Winter Company Parties
✅ Hotel, Travel, Food & Drink Provided for Corporate Events

Working Hours

Typical Hours:
Monday to Friday, 9:00am - 5:30pm

Contractual Availability:
Engineers may be scheduled between 8:00am and 8:00pm depending on operational requirements.

Includes a 1-hour unpaid break