BMS Service Engineer
Unify
London · posted 17 August 2026
Salary
£40,000 – £50,000 a year
Job type
full time
Location
London, London
Category
Engineering
BMS Field Service Engineer
London & South East
An established Building Management Systems specialist is looking to recruit a BMS Field Service Engineer to join its growing service team.
This is a mobile field-based role supporting a diverse portfolio of commercial clients across London and the South East. It suits a self-motivated engineer who enjoys working independently while being part of a supportive service team.
The Role
* Planned preventative maintenance (PPM) of BMS systems
* Fault finding, diagnostics, and breakdown call-outs
* Completing remedial works and minor upgrades
* Supporting upgrades, panel modifications, and some commissioning
* Producing accurate service reports
* Identifying opportunities to improve system performance and energy efficiency
* Acting as a key point of contact on selected client sites
* Participation in an on-call rota
Requirements
Essential
* Minimum 1 year’s experience within the BMS industry
* Previous experience in a service-based engineering role
* Strong knowledge of at least one BMS platform
* Good communication and IT skills
* Right to work in the UK
* Based within or close to the M25
Desirable
* Manufacturer certifications (e.g. Trend, Tridium N4, Delta)
Package
* Competitive salary (DOE)
* 25 days holiday + birthday off after 1 year
* Car allowance and mileage
* Laptop, phone, tools, and workwear provided
* Training and development opportunities
* Pension, bonus scheme, health cover, and death in service
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