Mobile Mechanical/HIU Engineer

6 days ago

London, Greater London, United Kingdom Valoris Group Full time £45,000 - £50,000 per year


Mobile Mechanical/HIU Engineer

Permanent | London and Surrounding Areas

£45,000 £50,000 basic + approx. £5,000 overtime

About the Opportunity

Valoris Group is working in partnership with an established leader in the building services sector, supporting their search for an experienced Mobile Mechanical/HIU Engineer. This business has operated successfully for over three decades, delivering maintenance and installation solutions across a prestigious commercial portfolio, mainly within Greater London and the M25.

Role Overview

This position is mobile, focused almost entirely within the M25, servicing commercial sites with occasional attendance at a Head Office located in Bishops Stortford. Engineers join a structured call-out rota (approximately 1 week in 7) with standby and enhanced overtime rates available.

Core Responsibilities

  • Maintenance, servicing, and fault finding on hydraulic heating, hot and cold water, and booster systems.

  • Setting up and maintaining inverter-driven pumps and associated controls.

  • Pipework commissioning, balancing, and valve servicing.

  • Pressure vessel and pressurisation unit installation and maintenance.

  • HIU servicing and maintenance across a range of systems.

  • System drain-downs and refills for complete buildings.

  • Diagnosis and replacement of pumps, valves (modulating and directional), and plate heat exchangers.

  • Working across central plant rooms, energy centres, and full building distribution networks.

Desirable Understanding

  • General knowledge of gas appliances, electrical safety, and building management systems.

  • Strong commitment to health and safety standards on site.

Package and Benefits

  • Base salary between £45,000 £50,000 depending on experience.

  • Realistic £5,000 additional earnings through overtime.

  • 25 days holiday + 8 statutory days.

  • Loyalty bonus following two years of service.

  • Sick pay scheme and accident insurance.

  • Life assurance (2 x basic salary).

  • Access to private GP services and confidential counselling support.

  • Reimbursement for annual eye care checks.

  • Employee rewards and recognition programme.

  • Comprehensive internal training and mentoring schemes.

  • Access to onsite gym, spa facilities, and regular team events.

  • Tech support desk.

  • Bring your dog to work initiatives (site-based).

Candidate Requirements

  • Currently residing in the UK with full right to work.

  • Must live within a commutable distance of Central London.

  • Valid UK driving licence and clear DBS record.

  • Minimum of 3 years experience in a mobile HVAC or building services role.

Interested?

Valoris Group is representing this opportunity exclusively. If you are an experienced engineer seeking a career move into a reputable and supportive environment, we would be delighted to hear from you.


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