Job Description

Mobile Maintenance Engineer (M&E)

📍 South Wales & South West (Field-Based)
🕒 Full-Time | Monday – Friday
📞 On-Call: 1 in 6 rota | £200 standby + 4-hour minimum call-out

Join a high-performing engineering team where standards matter.

We’re looking for a skilled and proactive Mobile Maintenance Engineer to support the delivery of both planned and reactive maintenance across a portfolio of client sites.

This is a field-based role, covering multiple locations across South Wales and the South West, so travel is a core part of the position. You’ll play a key role in ensuring building services systems are maintained safely, efficiently, and in full compliance—while delivering a professional, customer-focused service.

If you enjoy fault-finding, problem-solving, and working independently while still being part of a strong team, this is a great opportunity.

The Role

You’ll be responsible for the day-to-day delivery of maintenance across mechanical and electrical systems, ensuring client assets remain safe, compliant, and fully operational.

Day to day, this includes:

• Delivering planned preventative maintenance (PPM) and reactive works

• Fault-finding across mechanical and electrical systems

• Maintaining HVAC plant to ensure optimal environmental conditions

• Responding to BMS alarms and carrying out first-line diagnostics

• Supporting plant operations including start-up, shutdown, and changeover

• Completing simPRO tasks with accurate records and photographic evidence

• Maintaining logbooks and compliance documentation

• Supporting statutory maintenance and highlighting risks or issues

• Carrying out small installation and repair works as required

• Conducting regular site walk-rounds to ensure safety and performance

• Supervising subcontractors and reviewing works on site

• Ensuring all plant rooms and work areas are safe, clean, and compliant

• Communicating effectively with clients, supervisors, and internal teams

You’ll also take ownership of your workload, managing your time effectively across multiple sites.

On-Call & Overtime

• On-call rota: 1 in 6

• Standby allowance: £200 per week

• Minimum 4-hour call-out payment

• Overtime available depending on business needs

What We’re Looking For

We’re looking for a well-rounded engineer who is confident working across building services and can operate independently in a mobile role.

You’ll ideally have:

• Experience within Facilities Management or Building Services

• Strong PPM and reactive maintenance background

• Confidence fault-finding across M&E systems

• A proactive, safety-first approach

• Strong communication and customer service skills

• Ability to manage workload across multiple sites

Qualifications & Technical Skills

Essential:

• City & Guilds Level 3 (or equivalent) in Electrical Engineering

• City & Guilds Level 3 (or equivalent) in Mechanical Engineering

• 18th Edition IET Wiring Regulations

• Strong understanding of Electricity at Work Regulations

Desirable:

• City & Guilds 2391 Inspection & Testing

• IOSH Working Safely

• IPAF / PASMA

• Unvented hot water systems

• Knowledge of BMS, HVAC, generators, and building controls

• ACOP L8 / water systems knowledge

• High Voltage experience

Experience

Experience working on a range of plant and equipment, including:

• Boiler plant and ventilation systems

• Pumps and pressurisation systems

• Generators and switchgear

• Cables, batteries, lighting and small power

Why Join Pareto FM?

• Varied mobile role with real autonomy

• Supportive management and engineering structure

• Opportunity to work across diverse sites and systems

• Ongoing training and development opportunities

• Clear progression routes as the business continues to grow

If you’re a skilled Maintenance Engineer looking for a mobile role where you can take ownership, develop your skills, and be part of a growing FM business — we’d love to hear from you.