HIU Breakdown Engineer
Location: Greenwich Peninsula, Greater London
Team: O&M Residential
Reports to: Technical Manager
Benefits & Pay
* Salary: £32,500–£40,000 (depending on experience)
* Bonus: Discretionary, based on individual and business performance
* Holidays: 25 days + bank holidays (option to buy/sell up to 5 days)
* Pension plan
* Private healthcare
* Cycle to work and electric car lease schemes
* Laptop, tablet, and phone provided
* 40-hour work week with on-call rota (1 week in 4 at an enhanced rate)
* Ongoing training and development opportunities
* Company VAN and Fuel card Supplied
About the Role
Venatu Recruitment Group are delighted to be supporting our client with this role. Our client designs, builds, and operates low-carbon heat networks and energy systems across the UK. They are investing over £1bn in projects to help decarbonise towns and cities. Their team is collaborative, forward-thinking, and focused on real climate impact.
We’re an equal opportunities employer and welcome applications from everyone, including ex-Armed Forces personnel and their families.
They are looking for an experienced HIU Breakdown Engineer to join their growing operations team. You’ll be responsible for servicing, repairing, and maintaining HIUs across our heat network sites.
You will be hands-on, reliable, and safety-focused, with at least 2 years’ experience working with HIUs from various manufacturers. You need to be on site by 9am and will finish at 5.30pm and will be required to attend breakdowns and carry out servicing of HIU units across the region.
Key Responsibilities
* Service, repair, and maintain HIUs across residential sites.
* Diagnose faults, replace parts, and ensure quick, effective fixes.
* Attend reactive callouts and be part of an on-call rota (1 week in 4).
* Complete planned preventative maintenance (PPM) tasks.
* Support project work, including plantroom and network maintenance.
* Safely isolate equipment before starting any work.
* Keep accurate digital records and update online work orders.
* Maintain stock levels for critical parts.
* Mentor and support junior engineers when needed.
* Communicate clearly with colleagues, clients, and site teams.
Requirements
* Minimum 2 years’ experience as an HIU Service or Breakdown Engineer.
* NVQ Level 3 in Plumbing/Domestic Gas (or equivalent).
* Part P and Part G qualifications preferred.
* Basic electrical knowledge and experience with safe isolation (mechanical & electrical).
* Ability to read technical drawings (P&IDs, schematics).
* Knowledge of heat networks and plantrooms desirable.
* Full UK driving licence (held for at least 12 months).
About You
* Organised, self-motivated, and proactive.
* Good communicator and team player.
* Positive attitude and commitment to safety and quality.
* Willing to travel and work flexibly when required.