Senior Building services Engineer

Facilitate Search Ltd; Isleworth; On-site; GBP 60,000 - 80,000; Full time

Job summary

A prominent facilities management company based in Isleworth is seeking a Senior Building Services Engineer (Mechanical). You will provide technical expertise and leadership in maintaining mechanical building systems efficiently and safely. The ideal candidate will have extensive experience in mechanical services, leadership skills, and a proactive approach. This permanent position offers competitive salary along with excellent benefits including a generous holiday allowance and employee support initiatives.

Benefits

Competitive salary

Generous holiday allowance

Company share scheme

Cycle to work scheme

Season ticket loan

Employee Assistance Programme

Qualifications

• Significant experience in mechanical building services maintenance.
• Sound knowledge of health & safety best practices.
• Proven ability to ensure compliance with safety regulations.

Responsibilities

• Oversee planned preventative maintenance and reactive works on mechanical systems.
• Support the Maintenance Supervisor in project delivery.
• Manage subcontractors to ensure high standards.

Skills

Excellent leadership

Planning skills

Communication skills

Fault diagnosis

Mechanical systems knowledge

Education

Recognised mechanical trade apprenticeship or Level 3 qualification

Tools

CAFM systems

Job description

Senior Building Services Engineer (Mechanical)

Location : Isleworth, West London

Salary : Competitive + Excellent Benefits

Contract : Permanent, Full-Time (40 hours per week, Monday to Friday, 08:00–17:00)

About the Role

We have an exciting opportunity for an experienced Senior Building Services Engineer (Mechanical) to join our established Facilities Maintenance Team. In this key role, you’ll provide technical expertise and leadership to ensure our mechanical building systems are maintained safely, efficiently, and in compliance with all statutory requirements.

Key Responsibilities

• Delivering and overseeing planned preventative maintenance (PPM) and reactive works on mechanical systems, ensuring all documentation is accurate and up to date.
• Providing technical guidance and support to the maintenance team and contractors.
• Managing subcontractors and ensuring all works are carried out to high standards under a permit-to-work system.
• Acting as Authorised Person (AP) or Responsible Person (RP) for mechanical systems, including heating, ventilation, and domestic water services.
• Participating in the out-of-hours on-call rota, with the ability to respond to site within one hour if required.
• Supporting the Maintenance Supervisor and Management Team in planning, compliance, and project delivery.

About You

You’ll be an experienced and qualified mechanical engineer with a strong background in building services maintenance and a proactive, solutions-focused approach.

Essential Skills and Experience

• Recognised mechanical trade apprenticeship and / or Level 3 (or higher) qualification in a relevant mechanical or building services discipline.
• Significant experience in mechanical building services maintenance, ideally within a complex environment.
• Strong understanding of mechanical systems, including HVAC, hot and cold water, and general plant operations.
• Excellent leadership, planning, and communication skills.
• Proven ability to diagnose faults, implement solutions, and ensure compliance with safety and statutory regulations.
• Good IT literacy and familiarity with CAFM systems.
• Sound knowledge of health & safety best practices and statutory maintenance requirements.

Desirable

• Experience in a healthcare or critical environment.
• Authorised Person (AP) for mechanical or pressure systems.
• Knowledge of energy management or sustainability practices.

What We Offer

• Competitive salary and generous holiday allowance
• Company share scheme
• Two paid volunteering days each year
• Cycle to work scheme
• Season ticket loan

Employee Assistance Programme for wellbeing support

This is an excellent opportunity to take a lead role within a dedicated facilities team, ensuring our building services operate efficiently and support essential operations every day.

👉 Apply today to join us as a Senior Building Services Engineer (Mechanical) and make a real impact in a rewarding environment