Site Service Engineer

Dalkia Energy Services Ltd; Greater London; On-site; GBP 32,000 - 46,000; Full time

Benefits offered by this job

23 days holiday

Life Assurance

Pension scheme

Private medical insurance

Volunteer day

Flexible Benefits

Volunteer day

Job summary

Dalkia UK is seeking a Site Services Engineer with a mechanical bias to support Imperial College London across multiple sites. You will deliver planned and reactive maintenance on mechanical systems, ensuring safety, compliance and operational uptime.

You'll perform PPMs on pumps, AHUs, FCUs, calorifiers and pressurisation units, respond to callouts, conduct emergency lighting tests, and use CAFM systems to manage tasks and records.

Qualifications

• Minimum Level 2 mechanical qualification (City & Guilds/NVQ).
• Experience with HVAC and mechanical building services.
• Experience in large or complex buildings helpful (hospitals/universities).

Responsibilities

• Carry out planned preventative maintenance and reactive repairs on mechanical systems.
• Respond to plumbing callouts and conduct safety checks.
• Use CAFM systems to manage tasks and records.
• Escort subcontractors and ensure health and safety compliance.

Skills

Multi-skilled maintenance

Communication

Driving licence

CAFM systems

Safety-focused

Education

Level 2 mechanical qualification

Level 3 desirable

Tools

CAFM systems

Job description

About Dalkia UK

At Dalkia, we're driven by a shared purpose: tackling climate change and building a better, more sustainable future. We bring together talented people who share knowledge, challenge each other and grow together.

Backed by EDF, Britain's biggest generator of low carbon electricity, we're a people-first culture. With 5,000+ employees and £600m+ turnover, we combine the strength of a major group with a great culture, innovative mindset and inclusive values making Dalkia a great place to work and grow your career.

Site Services Engineer – Mechanical Bias

Location: Imperial College London – multiple sites across London
Working hours: Monday to Friday, 08:00–17:00

Dalkia UK provides facilities management services across approximately 30 buildings within Imperial College London's diverse and technically complex estate.

We are looking for an experienced Site Services Engineer with a mechanical bias to join our dedicated team. Predominantly supporting the Imperial College London contract, you will deliver planned and reactive maintenance across multiple sites, helping to ensure the estate remains safe, compliant and operating effectively.

What you'll be doing:

• Carry out planned preventative maintenance (PPM) and reactive repairs across a range of mechanical systems, including pumps, AHUs, FCUs, calorifiers and pressurisation units.
• Respond to plumbing-related callouts, including leaks, blockages, tap replacements and remedial works.
• Undertake emergency lighting tests and other safety-critical checks.
• Complete L8 compliance activities, including tap flushing, sentinel outlet temperature checks and the descaling of showerheads and eyewash stations.
• Identify faults proactively and complete repairs within your level of competence.
• Use mobile devices and CAFM systems to manage tasks, update job information and maintain accurate records.
• Escort and oversee specialist subcontractors when required.
• Communicate clearly and professionally with clients, colleagues and site management.
• Ensure all work is completed in accordance with health, safety and compliance requirements.
• Support the wider team with other appropriate duties that do not require a specialist skill set.

What we're looking for:

• A Level 2 mechanical qualification as a minimum, such as City & Guilds or NVQ; Level 3 would be desirable.
• Previous experience working with HVAC and mechanical building services systems.
• Experience maintaining large commercial or complex buildings; experience within hospitals, universities or similar environments would be advantageous.
• Strong multi-skilled maintenance capabilities.
• Confidence using electronic devices and CAFM systems.
• Good communication and customer service skills.
• A full UK driving licence.
• A proactive, collaborative and safety-focused approach.

Benefits

• 23 days holiday increasing with length of service, plus Bank Holidays + birthday off, + option to purchase additional 5 days
• Life Assurance
• Pension scheme
• Private medical insurance (after 1 year service)
• Employee recognition programmes which reward exceptional achievements
• Employee Referral bonus with generous bonuses for ‘referring a friend'
• The opportunity to use one working day per year volunteering to help the local community
• Flexible Benefits Scheme – including eye care voucher, store discounts for major retailers, salary sacrifice electric car vehicle lease scheme, personal IT equipment loans, impartial financial/savings guidance
• Company sick pay
• Access to wellbeing programmes
• Employee Assistance Programme - free, confidential 24/7 365 support on all lifestyle matters
• Full induction and training
• Smartphone and Tablet / laptop (where applicable for role)
• Uniform and PPE (where applicable for role)
• Access to our extensive career portal with career planner tool and online learning

Our Values

People First – It starts with health, safety and wellbeing

Better Together – A collaborative team

Trusted Partners – Dedicated to our clients' success

Taking Responsibility – Making a positive difference

Equity, Diversity & Inclusion

We're committed to an inclusive and fair recruitment process. If you need any adjustments please let us know, in confidence, our team is here to support you.