The posting
HIU Engineer
Position: HIU Engineer
Location: London (covering multiple sites)
Hours: Monday Friday, 8am5pm (occasional overtime/call-out on rota basis)
Overview:
We are seeking an experienced HIU Engineer to join a specialist mechanical and commercial gas engineering business that delivers servicing and maintenance to plant rooms, energy centres, and high-rise developments. This is a permanent position within a company that values engineer development, worklife balance, and quality over speed.
Key Responsibilities:
- Service, maintain, and repair Heat Interface Units across residential and commercial high-rise properties.
- Operate within plant rooms and energy centres, ensuring compliance with safety and performance standards.
- Liaise with residents, clients, and site teams with a professional, client-facing approach.
- Support colleagues and work collaboratively on larger, more complex jobs.
- Complete job sheets and service records accurately and on time.
Requirements:
- Proven experience in HIU servicing, maintenance, and fault-finding.
- Strong plant room knowledge.
- Excellent communication skills and client-facing experience.
- Ability to work both independently and as part of a team.
- Full UK driving licence.
Package & Benefits:
- Structured induction and settling-in period with zero immediate performance pressure.
- Optional overtime and call-out rota (rotated fairly among engineers).
- Ongoing technical training and upskilling opportunities.
- Long-term job security zero contracts lost since company inception in 2014.



