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Mechanical Engineer

Reed

Central London · Posted 19 Oct 2026 · 4 applicants

£47,000 per annum, inc benefits
Permanent
Apply now

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 repairs

Metering & Prepayment Systems

  • Meter maintenance and replacements
  • Installing prepayment systems
  • Upgrading existing metering infrastructure

Plant Room Maintenance

  • Pumps
  • Expansion vessels
  • Pressurisation units
  • Side-stream filters
  • Inline filters
  • General plant room maintenance and fault finding

Additional Systems You'll Gain Exposure To

  • MVHR Systems
  • Ventilation equipment
  • Fan Coil Units
  • Cooling Interface Units
  • Wider heat network technologies

This is an excellent opportunity for somebody wanting to broaden their skillset beyond traditional plumbing, heating or gas engineering. [Call with...546643 (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 Licence

Commercial 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 areas

Engineers 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...546643 (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.

Apply now