We are seeking a skilled and motivated Mobile Air Conditioning / Electrical Engineer to deliver high-quality maintenance across a range of client sites. You will carry out planned preventative maintenance (PPM), reactive repairs, and proactive upkeep of air conditioning, HVAC, and electrical systems, ensuring all work meets compliance, performance, and safety standards. This role requires someone confident in diagnosing and repairing AC systems – including compressors, controls, and refrigeration components – with the ability to provide first-line support for electrical and switchgear issues. You will also support contractor management, maintain safe working environments, and play an active part in out-of-hours and occasional night-time maintenance activities.
Key Responsibilities
* Deliver PPM, reactive, and proactive maintenance across AC, HVAC, and basic electrical systems.
* Ensure compliance with all H&S and statutory obligations, including Risk Assessments, F‑Gas, LV Safe Systems of Work, and COSHH.
* Diagnose, repair, and maintain AC/HVAC systems, including compressors, chillers, controls, motors, and associated equipment.
* Carry out first-line electrical maintenance and support on switchgear when required.
* Participate in the out-of-hours callout rota (minimum 1 in 4) and occasional planned night work.
* Manage and monitor contractors, including issuing Permits to Work and ensuring standards are met.
* Ensure all equipment operates effectively, safely, and to required performance standards.
Qualifications
* Proven experience working on Air Conditioning systems, including pressure leak testing and compressor replacement.
* City & Guilds 2079 Safe Handling of Refrigerants (or CITB J11 equivalent).
* NVQ Level 2/3 or City & Guilds in Commercial Refrigeration and AC Systems.
* Strong understanding of AC fundamentals and HVAC components.
* Confident in delivering first-line electrical work and resolving basic LV faults.
EEO Statement
ISS is proud to be a diverse and inclusive employer. ISS welcomes all applicants regardless of age, disability, gender identity or gender reassignment, marital or civil partnership status, pregnancy or maternity, race (which includes race, colour, nationality, ethnic or national origin and caste), religion or belief, sex, sexual orientation or educational background. We are a Disability Confident Committed (Level 2) employer, proudly supporting and promoting inclusive hiring practices in line with the UK government's Disability Confident scheme.
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