HIU Senior Engineer

HIU Senior Engineer
Salary : £40,000 - £50,000 + Bonus & Electric Car Scheme (DOE)
Location : London & South UK
Permanent, Full Time

Due to hiring timescales, sponsorship is unavailable for this opportunity

Are you an experienced HIU specialist looking to join an innovative leader in low-carbon district energy and take the next step into a senior, mentoring role?

A Specialist Renewable EnergyConsultancy is expanding its operations and seeking a dependable HIU Senior Engineer to cover London and the South of the UK. This is a pivotal role within a highly supportive operations team, offering the chance to maintain complex heat networks and play a direct role in major city-scale decarbonisation projects.

The Opportunity: You will play a vital role in ensuring the efficiency and reliability of low-carbon heat networks. Your day-to-day remit involves a blend of hands-on technical maintenance, fault-finding, and team development:

• Completing planned preventative maintenance (PPM) and reactive servicing of Heat Interface Units (HIUs) across various manufacturers.
  
  
• Diagnosing complex faults, executing first-time fixes, and conducting root-cause analysis to resolve operational issues.
  
  
• Managing site-based project works and assisting with 1-to-12 monthly mechanical PPM checks within commercial plant rooms.
  
  
• Participating in a structured on-call rota (1 week in 4) to execute emergency callouts and reinstate heat securely.

The Package

• Base salary of £40,000 - £50,000 (DOE) plus a discretionary performance bonus.
  
  
• 25 days annual leave + Bank Holidays (option to buy or sell up to 5 additional days).
  
  
• Access to an Electric Car lease scheme and Cycle to Work scheme.
  
  
• Private health care scheme, pension plan, and health and well-being support.
  
  
• Company laptop, tablet, and mobile phone provided, alongside continuous learning opportunities.
  
  

Technical Essentials To be successful, you must demonstrate high-level technical proficiency and a commitment to safe working practices:

• Mandatory: Minimum of 3 years direct experience working as an HIU Service Engineer.
  
  
• Compliance Expert: Part P and Part G certifications.
  
  
• System Knowledge: Strong working knowledge of heat network energy centres, plant rooms, and ability to read technical drawings (P&IDs).
  
  
• Safety: Competency in mechanical and electrical safe isolation.
  
  
• Mobility: Full UK Driving License held for a minimum of 12 months.
  
  

The Package

• Base salary of £40,000 - £50,000 (DOE) plus a discretionary performance bonus.
  
  
• 25 days annual leave + Bank Holidays (option to buy or sell up to 5 additional days).
  
  
• Access to an Electric Car lease scheme and Cycle to Work scheme.
  
  
• Private health care scheme, pension plan, and health and well-being support.
  
  
• Company laptop, tablet, and mobile phone provided, alongside continuous learning opportunities.
  
  

Apply Today. Take the next step in your engineering career with a market leader that prioritises technical innovation and the decarbonisation of the built environment.