Mobile Maintenance Engineer

We are seeking an experienced Mobile Maintenance Engineer (Electrical Bias) to support planned and reactive maintenance across sites within the Great Portland Estates (GPE) portfolio in Central London.

You will be responsible for ensuring building services assets are maintained safely, efficiently, and in line with statutory compliance, working across a range of high-quality commercial environments.

This is a hands-on engineering role involving fault finding, PPM delivery, reactive maintenance, and supporting the smooth operation of critical building systems.

Carry out planned preventative maintenance (PPM) and reactive maintenance

Maintain and repair electrical and mechanical building services systems

Fault-find across HVAC, BMS, pumps, generators, switchgear, lighting and small power systems

Complete CAFM (simPRO) work orders with accurate records and photographic evidence

Support statutory compliance checks and maintain site logbooks

Respond to BMS alarms and plant issues using first-line diagnostics

Maintain high standards of plant room housekeeping and site presentation

Liaise professionally with GPE stakeholders, clients, subcontractors and site teams

Report risks, faults, and maintenance issues to the Contract Manager

Ensure all works are carried out safely in line with Health & Safety procedures

Yes – standby rota in place

Approx. 1 week in 12 on call

Standby allowance paid

Call-outs paid in addition to overtime rates

Electrical qualification (City & Guilds / NVQ Level 2/3 or equivalent) – Essential

18th Edition Wiring Regulations – Essential

Building Services / M&E maintenance experience – Essential

Strong fault-finding skills across electrical and mechanical systems

Experience with HVAC plant and BMS systems

Understanding of Health & Safety regulations and safe systems of work

IOSH / PASMA / IPAF – Desirable

HV experience – Desirable

You will be part of a mobile engineering team supporting Great Portland Estates assets, reporting into the Contract Manager, with support from engineering supervisors and contract support functions.

Full technical and operational support is available across the wider team, including escalation routes and specialist guidance when required.

Competitive salary + overtime opportunities

Structured call-out rota with paid standby

High-quality Central London commercial portfolio (GPE)

Strong team support and technical backing

Training and progression opportunities available