Mobile Electro-Mechanical Service Engineer (Electrical Bias)

Job Title: Mobile Mechanical Service Engineer (HVAC/AHU) – Electrical QualifiedLocation: London (99% within M25)Salary: Up to £48,000 per annum + overtime + standby allowanceContract Type: Permanent, Full-timeWorking Hours: 8:00am to 5:00pmCall-Out Rota: 1 week in 7Reporting To: Operations Manager

Overview

Valoris Group is recruiting for a Mobile Mechanical Service Engineer with a strong HVAC and AHU focus, who is electrically qualified to support a growing building services provider across London and the M25. This field-based role is suited to an engineer who is primarily mechanically led in day-to-day work across plant and HVAC systems but holds solid electrical qualifications to support safe isolation, fault finding, inspection, and compliance tasks.

Role Responsibilities

Mechanical & HVAC Maintenance (Primary Focus)

• Deliver planned, reactive, and statutory maintenance on HVAC plant and mechanical systems across client sites.
• Service, fault find, and maintain Air Handling Units (AHUs), Fan Coil Units (FCUs), ventilation systems, pumps, motors, and associated mechanical plant.
• Carry out belt changes, bearing replacements, filter changes, lubrication, and general mechanical servicing.
• Diagnose faults across mechanical plant including airflow issues, vibration, and system inefficiencies.
• Maintain and repair mechanical components linked to heating, ventilation, and chilled water systems.
• Work on plant room equipment including valves, actuators, and pipework systems.

Electrical Duties & Compliance (Qualified Support Role)

• Carry out safe isolation of mechanical plant and electrically driven equipment.
• Support electrical fault finding on motors, control panels, and associated HVAC systems.
• Conduct electrical inspection, testing, and compliance tasks where required.
• Complete minor electrical works linked to mechanical plant maintenance.
• Produce accurate certification and documentation including EICRs, test results, and remedial reports.
• Ensure all works comply with 18th Edition Wiring Regulations (BS7671) and health and safety standards.

Inspection & Operational Delivery

• Attend multiple sites as directed by the Service Desk.
• Identify and report remedial works and compliance issues.
• Respond to emergency callouts and complete urgent repairs efficiently and safely.
• Provide clear updates and technical guidance to clients on-site.
• Maintain accurate service records using mobile job management systems.
• Participate in the on-call rota and provide occasional out-of-hours support when required.

Essential Qualifications

• NVQ Level 3 in Electrical Installation or Maintenance
• 18th Edition Wiring Regulations (BS7671)
• City & Guilds 2391 Inspection & Testing (or equivalent)
• Full UK Driving Licence

Desirable Qualifications

• HVAC or mechanical engineering qualifications
• F-Gas awareness
• IPAF and/or PASMA
• Experience working with BMS interfaces and control systems

Experience Required

• Minimum 3 years experience working within building services maintenance
• Strong hands-on experience working on HVAC systems, AHUs, FCUs, pumps, and ventilation plant
• Electrically qualified with experience in isolation, testing, and fault finding
• Experience working across commercial environments
• Experience delivering both planned preventative maintenance and reactive callouts
• Previous mobile role experience advantageous

Skills & Competencies

• Strong diagnostic and fault-finding ability across HVAC and plant systems
• Confident working on electrically driven mechanical equipment
• Ability to interpret mechanical drawings and electrical schematics
• IT literate and confident using mobile job management systems
• Clear communication and professional client-facing approach
• Ability to work independently and as part of a wider service team

Personal Attributes

• Reliable with a strong work ethic
• Adaptable and flexible to operational needs
• Customer-focused and professional
• Team player with a proactive mindset

Physical Requirements

• Physically fit and comfortable lifting equipment
• Able to work at height and in confined spaces
• Willingness to travel across multiple sites within the M25

Package & Benefits

• Salary up to £48,000 per year
• Overtime paid at time and a half or double time
• £150 standby allowance (1 in 7 call-out rota)
• 25 days annual leave + bank holidays
• Company pension
• Generous sick pay and accident insurance
• Life assurance (2x salary)
• Private GP access and Employee Assistance Programme
• Annual eye care reimbursement
• Loyalty bonus after 2 years service
• Ongoing training, mentoring, and development support
• Reward and recognition schemes
• Company events

Eligibility

• Must have the right to work in the UK
• Full UK Driving Licence required

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